ULN2001A/2002A/2003A
Darlington ArrayThe ULN2001A/2002A/2003A is a darlington array from STMicroelectronics. View the full ULN2001A/2002A/2003A datasheet below including electrical characteristics, absolute maximum ratings.
Manufacturer
STMicroelectronics
Category
Discrete SemiconductorsOverview
Part: ULN2001A, ULN2002A, ULN2003A, ULN2004A — STMicroelectronics
Type: High Voltage, High Current Darlington Array
Description: A series of high voltage, high current darlington arrays, each containing seven open collector darlington pairs with common emitters, rated at 500mA per channel with integrated suppression diodes for inductive loads.
Operating Conditions:
- Operating temperature: -20 to 85 °C
Absolute Maximum Ratings:
- Max output voltage: 50 V
- Max input voltage: 30 V (for ULN2002A/D - 2003A/D - 2004A/D)
- Max continuous collector current: 500 mA
- Max continuous base current: 25 mA
- Max junction temperature: 150 °C
- Max storage temperature: -55 to 150 °C
Key Specs:
- Output Leakage Current (ICEX): 50 mA (VCE = 50V, Tamb = 70 °C)
- Collector-emitter Saturation Voltage (VCE(sat)): 0.9 V (Typ, IC = 100mA, IB = 250 μA)
- Input Current (Ii(on)): 0.82 mA (Typ, for ULN2002A, Vi = 17V)
- Input Voltage (Vi(on)): 2.4 V (Max, for ULN2003A, IC = 300mA)
- DC Forward Current Gain (hFE): 1000 (Min, for ULN2001A, VCE = 2V, IC = 350mA)
- Input Capacitance (Ci): 15 pF (Typ)
- Turn-on Delay Time (tPLH): 0.25 μs (Typ)
- Clamp Diode Forward Voltage (VF): 1.7 V (Typ, IF = 350mA)
Features:
- Seven darlingtons per package
- Outputs can be paralleled for higher current
- TTL/CMOS/PMOS/DTL compatible inputs
- Inputs pinned opposite outputs to simplify layout
- Integrated suppression diodes for inductive loads
Applications:
- Solenoids
- Relays
- DC motors
- LED displays
- Filament lamps
- Thermal printheads
- High power buffers
Package:
- 16 pin plastic DIP
- SO-16 (Small Outline Package)
Electrical Characteristics
| Symbol | Parameter | Test Conditions | Min. | Typ. | Max. | Unit | Fig. |
|---|---|---|---|---|---|---|---|
| I CEX | Output Leakage Current | V CE = 50V T amb = 70 C, V CE = 50V T amb = 70 C for ULN2002A V CE = 50V, V i = 6V for ULN2004A V CE = 50V, V i = 1V | 50 100 500 500 | m A m A m A m A | 1a 1a 1b 1b | ||
| V CE(sat) | Collector-emitter Saturation Voltage | I C = 100mA, I B = 250 m A I C = 200 mA, I B = 350 m A I C = 350mA, I B = 500 m A | 0.9 1.1 1.3 | 1.1 1.3 1.6 | V V V | 2 2 2 | |
| I i(on) | Input Current | for ULN2002A, V i = 17V for ULN2003A, V i = 3.85V for ULN2004A, V i = 5V V i = 12V | 0.82 0.93 0.35 1 | 1.25 1.35 0.5 1.45 | mA mA mA mA | 3 3 3 3 | |
| I i(off) | Input Current | T amb = 70 C, I C = 500 m A | 50 | 65 | m A | 4 | |
| V i(on) | Input Voltage | V CE = 2V for ULN2002A I C = 300mA for ULN2003A I C = 200mA I C = 250mA I C = 300mA for ULN2004A I C = 125mA I C = 200mA I C = 275mA I C = 350mA | 13 2.4 2.7 3 5 6 7 8 | V | 5 | ||
| h FE | DC Forward Current Gain | for ULN2001A V CE = 2V, I C = 350mA | 1000 | 2 | |||
| C i | Input Capacitance | 15 | 25 | pF | |||
| t PLH | Turn-on Delay Time | 0.5 V i to 0.5 V o | 0.25 | 1 | m s | ||
| t PHL | Turn-off Delay Time | 0.5 V i to 0.5 V o | 0.25 | 1 | m s | ||
| I R | Clamp Diode Leakage Current | V R = 50V T amb = 70 C, V R = 50V | 50 100 | m A m A | 6 6 | ||
| V F | Clamp Diode Forward Voltage | I F = 350mA | 1.7 | 2 | V | 7 |
Absolute Maximum Ratings
| Symbol | Parameter | Value | Unit |
|---|---|---|---|
| V o | Output Voltage | 50 | V |
| V in | Input Voltage (for ULN2002A/D - 2003A/D - 2004A/D) | 30 | V |
| I c | Continuous Collector Current | 500 | mA |
| I b | Continuous Base Current | 25 | mA |
| T amb | Operating Ambient Temperature Range | - 20 to 85 | C |
| T stg | Storage Temperature Range | - 55 to 150 | C |
| T j | Junction Temperature | 150 | C |
Thermal Information
| Symbol | Parameter | DIP16 | SO16 | Unit |
|---|---|---|---|---|
| R th j-amb | Thermal Resistance Junction-ambient | 70 | 120 | C/W |
Related Variants
The following components are covered by the same datasheet.
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