L7812C
L78xx, L78xxC L78xxAB, L78xxAC
The L7812C is an electronic component from STMicroelectronics. L78xx, L78xxC L78xxAB, L78xxAC. View the full L7812C datasheet below including electrical characteristics, absolute maximum ratings.
Manufacturer
STMicroelectronics
Category
Integrated CircuitsOverview
Part: L78xx, L78xxC L78xxAB, L78xxAC series Type: Positive voltage regulator ICs
Key Specs:
- Output current: up to 1.5 A
- Output voltages: 5 V, 6 V, 8 V, 8.5 V, 9 V, 12 V, 15 V, 18 V, 24 V
- Output voltage tolerance: 2 % (A version)
Features:
- Output current up to 1.5 A
- Output voltages of 5; 6; 8; 8.5; 9; 12; 15; 18; 24 V
- Thermal overload protection
- Short circuit protection
- Output transition SOA protection
- 2 % output voltage tolerance (A version)
- Guaranteed in extended temperature range (A version)
- Internal current limiting
- Thermal shutdown
- Safe area protection
- Can be used with external components to obtain adjustable voltage and currents
Applications:
- Local on-card regulation
Package:
- TO-220
- TO-220FP
- TO-3
- D²PAK
- DPAK
Features
- Output current up to 1.5 A
- Output voltages of 5; 6; 8; 8.5; 9; 12; 15; 18; 24 V
- Thermal overload protection
- Short circuit protection
- Output transition SOA protection
- 2 % output voltage tolerance (A version)
- Guaranteed in extended temperature range (A version)
Pin Configuration
Figure 3. Schematic diagram
6/57 Doc ID 2143 Rev 29
Electrical Characteristics
Refer to the test circuits, TJ = -55 to 150 °C, VI = 10 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 4.8 | 5 | 5.2 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 8 to 20 V | 4.65 | 5 | 5.35 | V |
| (1) | Line regulation | VI = 7 to 25 V, TJ = 25°C | 3 | 50 | mV | |
| ΔVO | VI = 8 to 12 V, TJ = 25°C | 1 | 25 | |||
| (1) ΔVO | IO = 5 mA to 1.5 A, TJ = 25°C | 100 | ||||
| Load regulation | IO = 250 to 750 mA, TJ = 25°C | 25 | mV | |||
| Id | Quiescent current | TJ = 25°C | 6 | mA | ||
| ΔId | Quiescent current change | IO = 5 mA to 1 A VI = 8 to 25 V | 0.5 0.8 | mA | ||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | 0.6 | mV/°C | ||
| eN | Output noise voltage | B =10 Hz to 100 kHz, TJ = 25°C | 40 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 8 to 18 V, f = 120 Hz | 68 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | 2.5 | V | |
| RO | Output resistance | f = 1 kHz | 17 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.75 | 1.2 | A | |
| Iscp | Short circuit peak current | TJ = 25°C | 1.3 | 2.2 | 3.3 | A |
VI = 10 V, IO = 1 A, TJ = 0 to 125 °C (L7805AC), TJ = -40 to 125 °C (L7805AB), unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 4.9 | 5 | 5.1 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 7.5 to 18 V | 4.8 | 5 | 5.2 | V |
| VO | Output voltage | IO = 1 A, VI = 18 to 20 V, TJ = 25°C | 4.8 | 5 | 5.2 | V |
| Line regulation | VI = 7.5 to 25 V, IO = 500 mA, TJ = 25°C | 7 | 50 | mV | ||
| VI = 8 to 12 V | 10 | 50 | mV | |||
| ΔVO (1) | VI = 8 to 12 V, TJ = 25°C | 2 | 25 | mV | ||
| VI = 7.3 to 20 V, TJ = 25°C | 7 | 50 | mV | |||
| IO = 5 mA to 1 A | 25 | 100 | mV | |||
| ΔVO (1) | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C | 30 | 100 | V | |
| IO = 250 to 750 mA | 8 | 50 | V | |||
| TJ = 25°C | 4.3 | 6 | mA | |||
| Iq | Quiescent current | 6 | mA | |||
| Quiescent current change | VI = 8 to 23 V, IO = 500 mA | 0.8 | mA | |||
| ΔIq | VI = 7.5 to 20 V, TJ = 25°C IO = 5 mA to 1 A | 0.8 0.5 | mA mA | |||
| SVR | Supply voltage rejection | VI = 8 to 18 V, f = 120 Hz, IO = 500 mA | 68 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| eN | Output noise voltage | TA = 25°C, B =10 Hz to 100 kHz | 10 | μV/VO | ||
| RO | Output resistance | f = 1 kHz | 17 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TA = 25°C | 0.2 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A | ||
| ΔVO/ΔT | Output voltage drift | -1.1 | mV/°C |
VI = 11 V, IO = 1 A, TJ = 0 to 125 °C (L7806AC), TJ = -40 to 125 °C (L7806AB), unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 5.88 | 6 | 6.12 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 8.6 to 19 V | 5.76 | 6 | 6.24 | V |
| VO | Output voltage | IO = 1 A, VI = 19 to 21 V, TJ = 25°C | 5.76 | 6 | 6.24 | V |
| Line regulation | VI = 8.6 to 25 V, IO = 500 mA, TJ = 25°C | 9 | 60 | mV | ||
| VI = 9 to 13 V | 11 | 60 | mV | |||
| ΔVO (1) | VI = 9 to 13 V, TJ = 25°C | 3 | 30 | mV | ||
| VI = 8.3 to 21 V, TJ = 25°C | 9 | 60 | mV | |||
| IO = 5 mA to 1 A | 25 | 100 | mV | |||
| ΔVO (1) | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C | 30 | 100 | V | |
| IO = 250 to 750 mA | 10 | 50 | V | |||
| Iq | Quiescent current | TJ = 25°C | 4.3 | 6 6 | mA mA | |
| Quiescent current change | VI = 9 to 24 V, IO = 500 mA | 0.8 | mA | |||
| ΔIq | VI = 8.6 to 21 V, TJ = 25°C IO = 5 mA to 1 A | 0.8 0.5 | mA mA | |||
| SVR | Supply voltage rejection | VI = 9 to 19 V, f = 120 Hz, IO = 500 mA | 65 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| eN | Output noise voltage | TA = 25°C, B =10 Hz to 100 kHz | 10 | μV/VO | ||
| RO | Output resistance | f = 1 kHz | 17 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TA = 25°C | 0.2 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A | ||
| ΔVO/ΔT | Output voltage drift | -0.8 | mV/°C |
| Table 6. Electrical characteristics of L7806A |
|---|
| -------------------------------------------------- |
VI = 14 V, IO = 1 A, TJ = 0 to 125 °C (L7808AC), TJ = -40 to 125 °C (L7808AB), unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 7.84 | 8 | 8.16 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 10.6 to 21 V | 7.7 | 8 | 8.3 | V |
| VO | Output voltage | IO = 1 A, VI = 21 to 23 V, TJ = 25°C | 7.7 | 8 | 8.3 | V |
| ΔVO (1) | Line regulation | VI = 10.6 to 25 V, IO = 500 mA, TJ = 25°C | 12 | 80 | mV | |
| VI = 11 to 17 V | 15 | 80 | mV | |||
| VI = 11 to 17 V, TJ = 25°C | 5 | 40 | mV | |||
| VI = 10.4 to 23 V, TJ = 25°C | 12 | 80 | mV | |||
| ΔVO (1) | Load regulation | IO = 5 mA to 1 A | 25 | 100 | mV | |
| IO = 5 mA to 1.5 A, TJ = 25°C | 30 | 100 | V | |||
| IO = 250 to 750 mA | 10 | 50 | V | |||
| Iq | Quiescent current | TJ = 25°C | 4.3 | 6 6 | mA mA | |
| ΔIq | Quiescent current change | VI = 11 to 23 V, IO = 500 mA VI = 10.6 to 23 V, TJ = 25°C IO = 5 mA to 1 A | 0.8 0.8 0.5 | mA mA mA | ||
| SVR | Supply voltage rejection | VI = 11.5 to 21.5 V, f = 120 Hz, IO = 500 mA | 62 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| eN | Output noise voltage | TA = 25°C, B =10 Hz to 100 kHz | 10 | μV/VO | ||
| RO | Output resistance | f = 1 kHz | 18 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TA = 25°C | 0.2 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A | ||
| ΔVO/ΔT | Output voltage drift | -0.8 | mV/°C |
| Table 7. Electrical characteristics of L7808A |
|---|
| -------------------------------------------------- |
VI = 15 V, IO = 1 A, TJ = 0 to 125 °C (L7809AC), TJ = -40 to 125 °C (L7809AB), unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 8.82 | 9 | 9.18 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 10.6 to 22 V | 8.65 | 9 | 9.35 | V |
| VO | Output voltage | IO = 1 A, VI = 22 to 24 V, TJ = 25°C | 8.65 | 9 | 9.35 | V |
| ΔVO (1) | Line regulation | VI = 10.6 to 25 V, IO = 500 mA, TJ = 25°C | 12 | 90 | mV | |
| VI = 11 to 17 V | 15 | 90 | mV | |||
| VI = 11 to 17 V, TJ = 25°C | 5 | 45 | mV | |||
| VI = 11.4 to 23 V, TJ = 25°C | 12 | 90 | mV | |||
| ΔVO (1) | Load regulation | IO = 5 mA to 1 A | 25 | 100 | mV | |
| IO = 5 mA to 1.5 A, TJ = 25°C | 30 | 100 | V | |||
| IO = 250 to 750 mA | 10 | 50 | V | |||
| Iq | Quiescent current | TJ = 25°C | 4.3 | 6 6 | mA mA | |
| ΔIq | Quiescent current change | VI = 11 to 25 V, IO = 500 mA VI = 10.6 to 23 V, TJ = 25°C IO = 5 mA to 1 A | 0.8 0.8 0.5 | mA mA mA | ||
| SVR | Supply voltage rejection | VI = 11.5 to 21.5 V, f = 120 Hz, IO = 500 mA | 61 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| eN | Output noise voltage | TA = 25°C, B =10 Hz to 100 kHz | 10 | μV/VO | ||
| RO | Output resistance | f = 1 kHz | 18 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TA = 25°C | 0.2 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A | ||
| ΔVO/ΔT | Output voltage drift | -0.8 | mV/°C |
| Electrical characteristics of L7809A | Table 8. |
|---|---|
| -------------------------------------- | ---------- |
VI = 19 V, IO = 1 A, TJ = 0 to 125 °C (L7812AC), TJ = -40 to 125 °C (L7812AB), unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 11.75 | 12 | 12.25 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 14.8 to 25 V | 11.5 | 12 | 12.5 | V |
| VO | Output voltage | IO = 1 A, VI = 25 to 27 V, TJ = 25°C | 11.5 | 12 | 12.5 | V |
| ΔVO (1) | Line regulation | VI = 14.8 to 30 V, IO = 500 mA, TJ = 25°C | 13 | 120 | mV | |
| VI = 16 to 12 V | 16 | 120 | mV | |||
| VI = 16 to 12 V, TJ = 25°C | 6 | 60 | mV | |||
| VI = 14.5 to 27 V, TJ = 25°C | 13 | 120 | mV | |||
| ΔVO (1) | Load regulation | IO = 5 mA to 1 A | 25 | 100 | mV | |
| IO = 5 mA to 1.5 A, TJ = 25°C | 30 | 100 | V | |||
| IO = 250 to 750 mA | 10 | 50 | V | |||
| Iq | Quiescent current | TJ = 25°C | 4.4 | 6 6 | mA mA | |
| ΔIq | Quiescent current change | VI = 15 to 30 V, IO = 500 mA VI = 14.8 to 27 V, TJ = 25°C IO = 5 mA to 1 A | 0.8 0.8 0.5 | mA mA mA | ||
| SVR | Supply voltage rejection | VI = 15 to 25 V, f = 120 Hz, IO = 500 mA | 60 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| eN | Output noise voltage | TA = 25°C, B = 10 Hz to 100 kHz | 10 | μV/VO | ||
| RO | Output resistance | f = 1 kHz | 18 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TA = 25°C | 0.2 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A | ||
| ΔVO/ΔT | Output voltage drift | -1 | mV/°C |
Table 9. Electrical characteristics of L7812A
VI = 23 V, IO = 1 A, TJ = 0 to 125 °C (L7815AC), TJ = -40 to 125 °C (L7815AB), unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 14.7 | 15 | 15.3 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 17.9 to 28 V | 14.4 | 15 | 15.6 | V |
| VO | Output voltage | IO = 1 A, VI = 28 to 30 V, TJ = 25°C | 14.4 | 15 | 15.6 | V |
| Line regulation | VI = 17.9 to 30 V, IO = 500 mA, TJ = 25°C | 13 | 150 | mV | ||
| ΔVO (1) | VI = 20 to 26 V | 16 | 150 | mV | ||
| VI = 20 to 26 V, TJ = 25°C | 6 | 75 | mV | |||
| VI = 17.5 to 30 V, TJ = 25°C | 13 | 150 | mV | |||
| Load regulation | IO = 5 mA to 1 A | 25 | 100 | mV | ||
| ΔVO (1) | IO = 5 mA to 1.5 A, TJ = 25°C | 30 | 100 | V | ||
| IO = 250 to 750 mA | 10 | 50 | V | |||
| Quiescent current | TJ = 25°C | 4.4 | 6 | mA | ||
| Iq | 6 | mA | ||||
| Quiescent current change | VI = 17.5 to 30 V, IO = 500 mA | 0.8 | mA | |||
| ΔIq | VI = 17.5 to 30 V, TJ = 25°C IO = 5 mA to 1 A | 0.8 0.5 | mA mA | |||
| SVR | Supply voltage rejection | VI = 18.5 to 28.5 V, f = 120 Hz, IO = 500 mA | 58 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| eN | Output noise voltage | TA = 25°C, B = 10Hz to 100 kHz | 10 | μV/VO | ||
| RO | Output resistance | f = 1 kHz | 19 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TA = 25°C | 0.2 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A | ||
| ΔVO/ΔT | Output voltage drift | -1 | mV/°C |
- L7805
- L7805C
- L7805AB
- L7805AC
- L7806C
- L7806AB
VI = 33 V, IO = 1 A, TJ = 0 to 125 °C (L7824AC), TJ = -40 to 125 °C (L7824AB), unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 23.5 | 24 | 24.5 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 27.3 to 37 V | 23 | 24 | 25 | V |
| VO | Output voltage | IO = 1 A, VI = 37 to 38 V, TJ = 25°C | 23 | 24 | 25 | V |
| Line regulation | VI = 27 to 38 V, IO = 500 mA, TJ = 25°C | 31 | 240 | mV | ||
| VI = 30 to 36 V | 35 | 200 | mV | |||
| ΔVO (1) | VI = 30 to 36 V, TJ = 25°C | 14 | 120 | mV | ||
| VI = 26.7 to 38 V, TJ = 25°C | 31 | 240 | mV | |||
| IO = 5 mA to 1 A | 25 | 100 | mV | |||
| ΔVO (1) | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C | 30 | 100 | V | |
| IO = 250 to 750 mA | 10 | 50 | V | |||
| Quiescent current | TJ = 25°C | 4.6 | 6 | mA | ||
| Iq | 6 | mA | ||||
| Quiescent current change | VI = 27.3 to 38 V, IO = 500 mA | 0.8 | mA | |||
| ΔIq | VI = 27.3 to 38 V, TJ = 25°C IO = 5 mA to 1 A | 0.8 0.5 | mA mA | |||
| SVR | Supply voltage rejection | VI = 28 to 38 V, f = 120 Hz, IO = 500 mA | 54 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| eN | Output noise voltage | TA = 25°C, B = 10 Hz to 100 kHz | 10 | μV/VO | ||
| RO | Output resistance | f = 1 kHz | 20 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TA = 25°C | 0.2 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A | ||
| ΔVO/ΔT | Output voltage drift | -1.5 | mV/°C |
| Table 11. | Electrical characteristics of L7824A |
|---|---|
| ----------- | -------------------------------------- |
Refer to the test circuits, TJ = 0 to 125 °C, VI = 10 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 4.8 | 5 | 5.2 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 7 to 18 V | 4.75 | 5 | 5.25 | V |
| VO | Output voltage | IO = 1 A, VI = 18 to 20V, TJ = 25°C | 4.75 | 5 | 5.25 | V |
| (1) | Line regulation | VI = 7 to 25 V, TJ = 25°C | 3 | 100 | mV | |
| ΔVO | VI = 8 to 12 V, TJ = 25°C | 1 | 50 | |||
| (1) ΔVO | IO = 5 mA to 1.5 A, TJ = 25°C | 100 | ||||
| Load regulation | IO = 250 to 750 mA, TJ = 25°C | 50 | mV | |||
| Id | Quiescent current Quiescent current change | TJ = 25°C IO = 5 mA to 1 A | 8 0.5 | mA | ||
| ΔId | VI = 7 to 23 V | 0.8 | mA | |||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -1.1 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 40 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 8 to 18 V, f = 120 Hz | 62 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 17 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.75 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A |
Table 12. Electrical characteristics of L7805C
Refer to the test circuits, TJ = 0 to 125 °C, VI = 11 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 5.75 | 6 | 6.25 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 8 to 19 V | 5.7 | 6 | 6.3 | V |
| VO | Output voltage | IO = 1 A, VI = 19 to 21 V, TJ = 25°C | 5.7 | 6 | 6.3 | V |
| (1) | Line regulation | VI = 8 to 25 V, TJ = 25°C | 120 | mV | ||
| ΔVO | VI = 9 to 13 V, TJ = 25°C | 60 | ||||
| (1) ΔVO | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C IO = 250 to 750 mA, TJ = 25°C | 120 60 | mV | ||
| Id | Quiescent current Quiescent current change | TJ = 25°C IO = 5 mA to 1 A | 8 0.5 | mA | ||
| ΔId | VI = 8 to 24 V | 1.3 | mA | |||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -0.8 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 45 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 9 to 19 V, f = 120 Hz | 59 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 19 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.55 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A |
Table 13. Electrical characteristics of L7806C
Refer to the test circuits, TJ = 0 to 125 °C, VI = 14 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 7.7 | 8 | 8.3 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 10.5 to 21 V | 7.6 | 8 | 8.4 | V |
| VO | Output voltage | IO = 1 A, VI = 21 to 25 V, TJ = 25°C | 7.6 | 8 | 8.4 | V |
| (1) | VI = 10.5 to 25 V, TJ = 25°C | 160 | ||||
| ΔVO | Line regulation | VI = 11 to 17 V, TJ = 25°C | 80 | mV | ||
| (1) ΔVO | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C IO = 250 to 750 mA, TJ = 25°C | 160 80 | mV | ||
| Id | Quiescent current | TJ = 25°C | IO = 5 mA to 1 A | 8 | mA 0.5 | |
| ΔId | Quiescent current change | VI = 10.5 to 25 V | 1 | mA | ||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -0.8 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 52 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 11.5 to 21.5 V, f = 120 Hz | 56 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 16 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.45 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A |
Refer to the test circuits, TJ = 0 to 125 °C, VI = 14.5 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 8.2 | 8.5 | 8.8 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 11 to 21.5 V | 8.1 | 8.5 | 8.9 | V |
| VO | Output voltage | IO = 1 A, VI = 21.5 to 26 V, TJ = 25°C | 8.1 | 8.5 | 8.9 | V |
| (1) | VI = 11 to 27 V, TJ = 25°C | 160 | mV | |||
| ΔVO | Line regulation | VI = 11.5 to 17.5 V, TJ = 25°C | 80 | |||
| (1) ΔVO | IO = 5 mA to 1.5 A, TJ = 25°C | 160 | ||||
| Load regulation | IO = 250 to 750 mA, TJ = 25°C | 80 | mV | |||
| Id | Quiescent current Quiescent current change | TJ = 25°C IO = 5 mA to 1 A | 8 0.5 | mA | ||
| ΔId | VI = 11 to 26 V | 1 | mA | |||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -0.8 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 55 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 12 to 22 V, f = 120 Hz | 56 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 16 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.45 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A |
Table 15. Electrical characteristics of L7885C
Refer to the test circuits, TJ = 0 to 125 °C, VI = 15 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 8.64 | 9 | 9.36 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 11.5 to 22 V | 8.55 | 9 | 9.45 | V |
| VO | Output voltage | IO = 1 A, VI = 22 to 26 V, TJ = 25°C | 8.55 | 9 | 9.45 | V |
| (1) | VI = 11.5 to 26 V, TJ = 25°C | 180 | mV | |||
| ΔVO | Line regulation | VI = 12 to 18 V, TJ = 25°C | 90 | |||
| (1) ΔVO | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C IO = 250 to 750 mA, TJ = 25°C | 180 90 | mV | ||
| Id | Quiescent current | TJ = 25°C | IO = 5 mA to 1 A | 8 | mA 0.5 | |
| ΔId | Quiescent current change | VI = 11.5 to 26 V | 1 | mA | ||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -1 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 70 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 12 to 23 V, f = 120 Hz | 55 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 17 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.40 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A |
Refer to the test circuits, TJ = 0 to 125 °C, VI = 15 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 9.6 | 10 | 10.4 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 12.5 to 23 V | 9.5 | 10 | 10.5 | V |
| VO | Output voltage | IO = 1 A, VI = 23 to 26 V, TJ = 25°C | 9.5 | 10 | 10.5 | V |
| (1) | VI = 12.5 to 26 V, TJ = 25°C | 200 | ||||
| ΔVO | Line regulation | VI = 13.5 to 19 V, TJ = 25°C | 100 | mV | ||
| (1) ΔVO | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C IO = 250 to 750 mA, TJ = 25°C | 200 100 | mV | ||
| Id | Quiescent current | TJ = 25°C, IO = 5 mA to 1 A | 8 | mA | ||
| ΔId | Quiescent current change | VI = 12.5 to 26 V | 1 | mA | ||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -1 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 70 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 13 to 23 V, f |
Refer to the test circuits, TJ = 0 to 125 °C, VI = 19 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 11.5 | 12 | 12.5 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 14.5 to 25 V | 11.4 | 12 | 12.6 | V |
| VO | Output voltage | IO = 1 A, VI = 25 to 27 V, TJ = 25°C | 11.4 | 12 | 12.6 | V |
| (1) | VI = 14.5 to 30 V, TJ = 25°C | 240 | ||||
| ΔVO | Line regulation | VI = 16 to 22 V, TJ = 25°C | 120 | mV | ||
| (1) ΔVO | IO = 5 mA to 1.5 A, TJ = 25°C | 240 | ||||
| Load regulation | IO = 250 to 750 mA, TJ = 25°C | 120 | mV | |||
| Id | Quiescent current | TJ = 25°C | IO = 5 mA to 1 A | 8 | mA 0.5 | |
| ΔId | Quiescent current change | VI = 14.5 to 30 V | 1 | mA | ||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -1 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 75 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 15 to 25 V, f = 120 Hz | 55 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 18 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.35 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A |
Refer to the test circuits, TJ = 0 to 125 °C, VI = 23 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 14.5 | 15 | 15.6 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 17.5 to 28 V | 14.25 | 15 | 15.75 | V |
| VO | Output voltage | IO = 1 A, VI = 28 to 30 V, TJ = 25°C | 14.25 | 15 | 15.75 | V |
| (1) ΔVO | Line regulation | VI = 17.5 to 30 V, TJ = 25°C | 300 | mV | ||
| Line regulation | VI = 20 to 26 V, TJ = 25°C | 150 | mV | |||
| (1) ΔVO | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C IO = 250 to 750 mA, TJ = 25°C | 300 150 | mV mV | ||
| Id | Quiescent current | TJ = 25°C IO = 5 mA to 1 A | 0.5 | 8 | mA mA | |
| ΔId | Quiescent current change | VI = 17.5 to 30 V | 1 | mA | ||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -1 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100kHz, TJ = 25°C | 90 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 18.5 to 28.5 V, f = 120 Hz | 54 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 19 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.23 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.2 | A |
Refer to the test circuits, TJ = 0 to 125 °C, VI = 26 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 17.3 | 18 | 18.7 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 21 to 31 V | 17.1 | 18 | 18.9 | V |
| VO | Output voltage | IO = 1 A, VI = 31 to 33 V, TJ = 25°C | 17.1 | 18 | 18.9 | V |
| (1) | VI = 21 to 33 V, TJ = 25°C | 360 | ||||
| ΔVO | Line regulation | VI = 24 to 30 V, TJ = 25°C | 180 | mV | ||
| (1) ΔVO | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C IO = 250 to 750 mA, TJ = 25°C | 360 180 | mV | ||
| Id | Quiescent current Quiescent current change | TJ = 25°C IO = 5 mA to 1 A | 8 0.5 | mA | ||
| ΔId | VI = 21 to 33 V | 1 | mA | |||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -1 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 110 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 22 to 32 V, f = 120 Hz | 53 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 22 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.20 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.1 | A |
Refer to the test circuits, TJ = 0 to 125 °C, VI = 28 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 19.2 | 20 | 20.8 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 23 to 33 V | 19 | 20 | 21 | V |
| VO | Output voltage | IO = 1 A, VI = 33 to 35 V, TJ = 25°C | 19 | 20 | 21 | V |
| (1) | VI = 22.5 to 35 V, TJ = 25°C | 400 | ||||
| ΔVO | Line regulation | VI = 26 to 32 V, TJ = 25°C | 200 | mV | ||
| (1) ΔVO | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C IO = 250 to 750 mA, TJ = 25°C | 400 200 | mV | ||
| Id | Quiescent current Quiescent current change | TJ = 25°C IO = 5 mA to 1 A | 8 0.5 | mA | ||
| ΔId | VI = 23 to 35 V | 1 | mA | |||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -1 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 150 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 24 to 35 V, f = 120 Hz | 52 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 24 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.18 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.1 | A |
Refer to the test circuits, TJ = 0 to 125 °C, VI = 33 V, IO = 500 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VO | Output voltage | TJ = 25°C | 23 | 24 | 25 | V |
| VO | Output voltage | IO = 5 mA to 1 A, VI = 27 to 37 V | 22.8 | 24 | 25.2 | V |
| VO | Output voltage | IO = 1 A, VI = 37 to 38 V, TJ = 25°C | 22.8 | 24 | 25.2 | V |
| (1) | VI = 27 to 38 V, TJ = 25°C | 480 | ||||
| ΔVO | Line regulation | VI = 30 to 36 V, TJ = 25°C | 240 | mV | ||
| (1) | Load regulation | IO = 5 mA to 1.5 A, TJ = 25°C | 480 | mV | ||
| ΔVO | IO = 250 to 750 mA, TJ = 25°C | 240 | ||||
| Id | Quiescent current Quiescent current change | TJ = 25°C IO = 5 mA to 1 A | 8 0.5 | mA | ||
| ΔId | VI = 27 to 38 V | 1 | mA | |||
| ΔVO/ΔT | Output voltage drift | IO = 5 mA | -1.5 | mV/°C | ||
| eN | Output noise voltage | B = 10 Hz to 100 kHz, TJ = 25°C | 170 | μV/VO | ||
| SVR | Supply voltage rejection | VI = 28 to 38 V, f = 120 Hz | 50 | dB | ||
| Vd | Dropout voltage | IO = 1 A, TJ = 25°C | 2 | V | ||
| RO | Output resistance | f = 1 kHz | 28 | mΩ | ||
| Isc | Short circuit current | VI = 35 V, TJ = 25°C | 0.15 | A | ||
| Iscp | Short circuit peak current | TJ = 25°C | 2.1 | A |
Absolute Maximum Ratings
- L7805
- L7805C
- L7805AB
- L7805AC
- L7806C
- L7806AB
Table 2. Absolute maximum ratings
Note: Absolute maximum ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied.
Table 3. Thermal data
| Symbol | Parameter | D²PAK | DPAK | TO-220 | TO-220FP | TO-3 | Unit |
|---|---|---|---|---|---|---|---|
| RthJC | Thermal resistance junction-case | 3 | 8 | 5 | 5 | 4 | °C/W |
| RthJA | Thermal resistance junction-ambient | 62.5 | 100 | 50 | 60 | 35 | °C/W |
Figure 4. Application circuits
Thermal Information
| Symbol | Parameter | D²PAK | DPAK | TO-220 | TO-220FP | TO-3 | Unit |
|---|---|---|---|---|---|---|---|
| RthJC | Thermal resistance junction-case | 3 | 8 | 5 | 5 | 4 | °C/W |
| RthJA | Thermal resistance junction-ambient | 62.5 | 100 | 50 | 60 | 35 | °C/W |
Typical Application
Package Information
In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark.
- L7805
- L7805C
- L7805AB
- L7805AC
- L7806C
- L7806AB
Table 23. TO-220 mechanical data
In spite of some difference in tolerances, the packages are compatible.
Figure 38. Drawing dimension TO-220 (type STD-ST Dual Gauge)
Note: 1 Maximum resin gate protrusion: 0.5 mm.
2 Resin gate position is accepted in each of the two positions shown on the drawing, or their symmetrical.
40/57 Doc ID 2143 Rev 29
Figure 39. Drawing dimension TO-220 (type STD-ST Single Gauge)
Doc ID 2143 Rev 29 41/57
Figure 40. Drawing dimension tube for TO-220 Dual Gauge (mm.)
Figure 41. Drawing dimension tube for TO-220 Single Gauge (mm.)
Figure 42. Drawing dimension TO-220FP
- L7805
- L7805C
- L7805AB
- L7805AC
- L7806C
- L7806AB
Table 24. TO-220FP mechanical data
| Part numbers | Part numbers | Part numbers | Part numbers |
|---|---|---|---|
| L7805 | L7806AC | L7809AB | L7815AB |
| L7805C | L7808C | L7809AC | L7815AC |
| L7805AB | L7808AB | L7812C | L7818C |
| L7805AC | L7808AC | L7812AB | L7824C |
| L7806C | L7885C | L7812AC | L7824AB |
| L7806AB | L7809C | L7815C | L7824AC |
| Part numbers | Part numbers | Part numbers | Part numbers |
| L7805 | L7806AC | L7809AB | L7815AB |
| L7805C | L7808C | L7809AC | L7815AC |
| L7805AB | L7808AB | L7812C | L7818C |
| L7805AC | L7808AC | L7812AB | L7824C |
| L7806C | L7885C | L7812AC | L7824AB |
| L7806AB | L7809C | L7815C | L7824AC |
Table 26. DPAK mechanical data
Figure 45. Drawing dimension tape and reel for DPAK
| Part numbers | Part numbers | Part numbers | Part numbers |
|---|---|---|---|
| L7805 | L7806AC | L7809AB | L7815AB |
| L7805C | L7808C | L7809AC | L7815AC |
| L7805AB | L7808AB | L7812C | L7818C |
| L7805AC | L7808AC | L7812AB | L7824C |
| L7806C | L7885C | L7812AC | L7824AB |
| L7806AB | L7809C | L7815C | L7824AC |
Figure 46. Drawing dimension D²PAK (type STD-ST)
Figure 47. Drawing dimension D²PAK (type WOOSEOK-Subcon.)
| Part numbers | Part numbers | Part numbers | Part numbers |
|---|---|---|---|
| L7805 | L7806AC | L7809AB | L7815AB |
| L7805C | L7808C | L7809AC | L7815AC |
| L7805AB | L7808AB | L7812C | L7818C |
| L7805AC | L7808AC | L7812AB | L7824C |
| L7806C | L7885C | L7812AC | L7824AB |
| L7806AB | L7809C | L7815C | L7824AC |
Table 28. D²PAK mechanical data
Note: The D²PAK package coming from the subcontractor Wooseok is fully compatible with the ST's package suggested footprint.
Figure 48. D²PAK footprint recommended data
Table 29. D²PAK footprint data
- Dim.
- A
- B
- C
- D
- E
- F
- G
| Part numbers | Part numbers | Part numbers | Part numbers |
|---|---|---|---|
| L7805 | L7806AC | L7809AB | L7815AB |
| L7805C | L7808C | L7809AC | L7815AC |
| L7805AB | L7808AB | L7812C | L7818C |
| L7805AC | L7808AC | L7812AB | L7824C |
| L7806C | L7885C | L7812AC | L7824AB |
| L7806AB | L7809C | L7815C | L7824AC |
Table 30. Tape and reel D²PAK mechanical data
Doc ID 2143 Rev 29 53/57
Related Variants
The following components are covered by the same datasheet.
| Part Number | Manufacturer | Package |
|---|---|---|
| L7812 | STMicroelectronics | |
| L7812A | STMicroelectronics | — |
| L7812AB | STMicroelectronics | — |
| L7812ABV | STMicroelectronics | TO-220-3 |
| L7812ABV-DG | STMicroelectronics | TO-220-3 |
| L7812AC | STMicroelectronics | — |
| L7812ACV | STMicroelectronics | TO-220-3 |
| L7812ACV-DG | STMicroelectronics | TO-220-3 |
| L7812CV | STMicroelectronics | TO-220-3 |
| L7812CV-DG | STMicroelectronics | TO-220-3 |
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