OPA365AIDG4
Operational AmplifierThe OPA365AIDG4 is a operational amplifier from Texas Instruments. View the full OPA365AIDG4 datasheet below including key specifications, electrical characteristics, absolute maximum ratings.
OPA365AIDG4 shares its datasheet with OPA365, whose page lists every part number it covers.
Official OPA365AIDG4 datasheet (PDF) — the source this page was extracted from.
OPA365AIDG4 Key Specifications
| Parameter | Value |
|---|---|
| Amplifier Type | Standard (General Purpose) |
| Input Bias Current | 0.2 pA |
| Current - Output / Channel | 65 mA |
| Quiescent Current | 4.6mA |
| Gain Bandwidth Product | 50 MHz |
| Mounting Type | Surface Mount |
| Number of Circuits | 1 |
| Operating Temperature | -40°C ~ 125°C |
| Output Type | Rail-to-Rail |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Packaging | Tube |
| Slew Rate | 25V/µs |
| Standard Pack Qty | 75 |
| Supplier Device Package | 8-SOIC |
| Input Offset Voltage | 100 µV |
| Supply Voltage Span (Max) | 5.5 V |
| Supply Voltage Span (Min) | 2.2 V |
OPA365AIDG4 Overview
Part: OPA365 / OPA2365 — Texas Instruments
Type: Zero-Crossover Rail-to-Rail Input/Output CMOS Operational Amplifier
Description: 50 MHz gain-bandwidth, 2.2–5.5 V single-supply, rail-to-rail I/O CMOS op amp with 100 dB (min) CMRR, 100 µV typical offset, and 0.0004% THD+N.
Operating Conditions:
- Supply voltage: 2.2–5.5 V
- Specified temperature: -40 to +125 °C (operating up to +150 °C)
- Input common-mode range: (V-) - 0.1 V to (V+) + 0.1 V
Absolute Maximum Ratings:
- Max supply voltage: 5.5 V
- Signal input terminal current: ±10 mA
- Signal input terminal voltage: -0.5 to 0.5 V (per the abs-max table, relative to the supply rails)
- Max junction temperature: 150 °C
- Storage temperature: -65 to 150 °C
- Output short-circuit: continuous
Key Specs:
- Input offset voltage: 100 µV typ, 200 µV max (TA = 25 °C); drift 1 µV/°C typ
- Input bias current: ±0.2 pA typ, ±10 pA max
- CMRR: 100 dB min, 120 dB typ (full common-mode range, -40 to +125 °C)
- Open-loop gain: 100 dB min, 120 dB typ (RL = 10 kΩ)
- Gain-bandwidth: 50 MHz typ; slew rate 25 V/µs (VS = 5 V, G = 1)
- Settling time: 200 ns to 0.1%, 300 ns to 0.01% (VS = 5 V, 4-V step, G = +1)
- Noise: 4.5 nV/√Hz at 100 kHz; 5 µVPP (0.1–10 Hz)
- Quiescent current: 4.6 mA typ, 5 mA max per amplifier
- Short-circuit current: ±65 mA; output swing within 10 mV typ of rail (RL = 10 kΩ)
Features:
- Zero-crossover distortion input topology
- Rail-to-rail input and output; input extends 100 mV beyond supply rails
- THD+N: 0.0004%
- Fast settling: 0.3 µs to 0.01%
- Internal ESD protection with current-steering diodes on all pins
- Single (OPA365) and dual (OPA2365) versions with identical specifications
Applications:
- Signal conditioning
- Data acquisition
- Process control
- Active filters
- Test equipment
- Audio
- Wideband amplifiers
- ADC driving
Package:
- SOT-23 (5), DBV: 2.90 mm × 1.60 mm (OPA365)
- SOIC (8), D: 4.90 mm × 3.91 mm (OPA365, OPA2365)
OPA365AIDG4 Features
-
1 · Gain Bandwidth: 50 MHz
-
Zerø-Crossover Distortion Topology:
-
-Excellent THD+N: 0.0004%
-
-CMRR: 100 dB (Minimum)
-
-Rail-to-Rail Input and Output
-
-Input 100 mV Beyond Supply Rail
-
Low Noise: 4.5 nV/ √ Hz at 100 kHz
-
Slew Rate: 25 V/μs
-
Fast Settling: 0.3 μ s to 0.01%
-
Precision:
-
2.2-V to 5.5-V Operation
-
Low Offset: 100 μV
-
Low Input Bias Current: 0.2 pA
OPA365AIDG4 Applications
- Signal Conditioning
- Data Acquisition
- Process Control
- Active Filters
- Test Equipment
- Audio
- Wideband Amplifiers
1
OPA365AIDG4 Pin Configuration
OPA365: DBV Package 5-Pin SOT-23 Top View
OPA365: D Package 8-Pin SOIC Top View
- (1) NC denotes no internal connection.
OPA2365: D Package 8-Pin SOIC Top View
Pin Functions: OPA365
| PIN | PIN | PIN | I/O | |
|---|---|---|---|---|
| NAME | SOIC | SOT | I/O | DESCRIPTION |
| -IN | 2 | 4 | I | Negative (inverting) input |
| +IN | 3 | 3 | I | Positive (noninverting) input |
| V- | 4 | 2 | - | Negative (lowest) power supply |
| V+ | 7 | 5 | - | Positive (highest) power supply |
| V OUT | 6 | 1 | O | Output |
| NC | 1, 5, 8 | - | - | No internal connection (can be left floating) |
OPA365AIDG4 Electrical Characteristics
At TA = 25°C, RL = 10 k Ω connected to VS/2, VCM = VS/2, and VOUT = VS/2, unless otherwise noted.
| PARAMETER | PARAMETER | PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT |
|---|---|---|---|---|---|---|---|
| OFFSET VOLTAGE | OFFSET VOLTAGE | OFFSET VOLTAGE | OFFSET VOLTAGE | OFFSET VOLTAGE | OFFSET VOLTAGE | OFFSET VOLTAGE | OFFSET VOLTAGE |
| V OS | Input offset voltage | Input offset voltage | 100 | 200 | μV | ||
| dV OS /dT | Input offset voltage versus drift | Input offset voltage versus drift | At T A = - 40°C to +125°C | 1 | μV/°C | ||
| PSRR | Input offset voltage versus power supply | Input offset voltage versus power supply | V S = 2.2 V to 5.5 V, at T A = - 40°C to +125°C | 10 | μV/V | ||
| Channel separation, DC | Channel separation, DC | 0.2 | μV/V | ||||
| INPUT BIAS CURRENT | INPUT BIAS CURRENT | INPUT BIAS CURRENT | INPUT BIAS CURRENT | INPUT BIAS CURRENT | INPUT BIAS CURRENT ±0.2 | INPUT BIAS CURRENT ±10 | INPUT BIAS CURRENT pA |
| I B | Input bias current Over temperature | Input bias current Over temperature | At T A = - 40°C to +125°C | See Typical Characteristics | See Typical Characteristics | See Typical Characteristics | |
| I OS | Input offset current | Input offset current | ±0.2 | ±10 | pA | ||
| NOISE | NOISE | NOISE | NOISE | NOISE | NOISE | NOISE | NOISE |
| e n | Input voltage noise | Input voltage noise | f = 0.1 Hz to 10 Hz | 5 | μV PP | ||
| e n | Input voltage noise density | Input voltage noise density | f = 100 kHz | 4.5 | nV/ √ Hz | ||
| i n | Input current noise density | Input current noise density | f = 10 kHz | 4 | fA/ √ Hz | ||
| INPUT VOLTAGE RANGE | INPUT VOLTAGE RANGE | INPUT VOLTAGE RANGE | INPUT VOLTAGE RANGE | INPUT VOLTAGE RANGE | INPUT VOLTAGE RANGE | INPUT VOLTAGE RANGE | INPUT VOLTAGE RANGE |
| V CM | Common-mode voltage range | Common-mode voltage range | (V-) - 0.1 | (V+) + 0.1 | V | ||
| CMRR | Common-mode rejection ratio | Common-mode rejection ratio | (V - ) - 0.1 V ≤ V CM ≤ (V+) + 0.1 V, at T A = - 40°C to +125°C | 100 | 120 | dB | |
| INPUT CAPACITANCE | INPUT CAPACITANCE | INPUT CAPACITANCE | INPUT CAPACITANCE | INPUT CAPACITANCE | INPUT CAPACITANCE | INPUT CAPACITANCE | INPUT CAPACITANCE |
| Differential | Differential | 6 | pF | ||||
| Common-mode | Common-mode | 2 | pF | ||||
| OPEN-LOOP GAIN | OPEN-LOOP GAIN | OPEN-LOOP GAIN | OPEN-LOOP GAIN | OPEN-LOOP GAIN | OPEN-LOOP GAIN | OPEN-LOOP GAIN | OPEN-LOOP GAIN |
| A OL | R L at | R L at | = 10 k Ω , 100 mV < V O < (V+) - 100 mV, T A = - 40°C to +125°C | 100 | 120 | dB | |
| A OL | Open-loop voltage gain | Open-loop voltage gain | R L = 600 Ω , 200 mV < V O < (V+) - 200 mV | 100 | 120 | dB | |
| A OL | R L = 600 Ω , 200 mV < V O < (V+) - 200 mV, at T A = - 40°C to +125°C | 94 | dB | ||||
| FREQUENCY RESPONSE | FREQUENCY RESPONSE | FREQUENCY RESPONSE | FREQUENCY RESPONSE | FREQUENCY RESPONSE | FREQUENCY RESPONSE | FREQUENCY RESPONSE | FREQUENCY RESPONSE |
| GBW | Gain-bandwidth product | Gain-bandwidth product | V S = 5 V | 50 | MHz | ||
| SR | Slew rate | Slew rate | V S = 5 V , G = 1 | 25 | V/μs | ||
| t S | 0.1% | V S = 5 V , 4-V step, G = +1 | 200 | ns | |||
| t S | Settling time | 0.01% | V S = 5 V, 4-V step, G = +1 | 300 | ns |
OPA365AIDG4 Absolute Maximum Ratings
over operating free-air temperature range (unless otherwise noted) (1)
| MIN | MAX | UNIT | ||
|---|---|---|---|---|
| Voltage | Supply voltage | 5.5 | V | |
| Voltage | Signal input terminals, voltage (2) | -0.5 | 0.5 | V |
| Signal input terminals, current (2) | -10 | 10 | mA | |
| Output short-circuit (3) | Continuous | Continuous | ||
| Operating, T A | -40 | 150 | °C | |
| Junction, T J | 150 | °C | ||
| Storage, T stg | -65 | 150 | °C |
OPA365AIDG4 Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
| MIN | NOM | MAX | UNIT | |
|---|---|---|---|---|
| Power supply voltage, (V+) - (V-) | 2.2 | 5.5 | V | |
| Specified temperature | - 40 | +125 | °C | |
| Operating temperature | - 40 | +150 | °C |
OPA365AIDG4 Thermal Information
| THERMAL METRIC | (1) | OPA365 - DBV (SOT-23) - 5 PINS | OPA365 - D (SOIC) - 8 PINS | UNIT |
|---|---|---|---|---|
| R θ JA | Junction-to-ambient thermal resistance | 206.9 | 140.1 | °C/W |
| R θ JC(top) | Junction-to-case (top) thermal resistance | 69.4 | 89.8 | °C/W |
| R θ JB | Junction-to-board thermal resistance | 34.2 | 80.6 | °C/W |
| ψ JT | Junction-to-top characterization parameter | 1.8 | 28.7 | °C/W |
| ψ JB | Junction-to-board characterization parameter | 33.9 | 80.1 | °C/W |
| R θ JC(bot) | Junction-to-case (bottom) thermal resistance | n/a | n/a | °C/W |
OPA365AIDG4 Typical Application
Figure 27. Microphone Preamplifier
Variants on the same datasheet
These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.
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All Operational Amplifiers datasheetsAll Texas Instruments datasheets (2,418)
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