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LM2902A-SR

Public Made by Adom

by adom

3PEAK Operational Amplifier, SOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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LM2902A-SR

3PEAK · Operational Amplifier · SOP-14

LM2902A-SR from 3PEAK, in a SOP-14. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 Out A output Output of amplifier A, rail-to-rail swing.
2 -In A input Inverting input of amplifier A; common-mode range extends to V- and input current should be limited to 10mA if input exceeds supply by more than 300mV.
3 +In A input Non-inverting input of amplifier A; common-mode range extends to V- and input current should be limited to 10mA if input exceeds supply by more than 300mV.
4 +Vs power_in Positive supply; total supply (+VS)-(-VS) is 3V to 36V, absolute maximum 40V.
5 +In B input Non-inverting input of amplifier B; common-mode range extends to V-.
6 -In B input Inverting input of amplifier B; common-mode range extends to V-.
7 Out B output Output of amplifier B, rail-to-rail swing.
8 Out C output Output of amplifier C, rail-to-rail swing.
9 -In C input Inverting input of amplifier C; common-mode range extends to V-.
10 +In C input Non-inverting input of amplifier C; common-mode range extends to V-.
11 -Vs power_in Negative supply (ground in single-supply use); total supply (+VS)-(-VS) is 3V to 36V.
12 +In D input Non-inverting input of amplifier D; common-mode range extends to V-.
13 -In D input Inverting input of amplifier D; common-mode range extends to V-.
14 Out D output Output of amplifier D, rail-to-rail swing.

Key specifications

Parameter Value
Manufacturer 3PEAK
Package SOP-14
Category Amplifiers/Comparators
Pins 14

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Supply Voltage, (+VS)-(-VS) 40 V 4
Input Current: +IN, -IN -10 10 mA +IN, -IN pins (Note 2: input beyond supply by more than 300mV limits current to <10mA) 4
Maximum Junction Temperature 150 °C 4
Operating Temperature Range -40 125 °C 4
Storage Temperature Range -65 150 °C 4
Lead Temperature (Soldering, 10 sec) 260 °C Soldering, 10 sec 4
Supply Voltage Range (+VS), (-VS) VS 3 36 V 5
Quiescent Current per Amplifier IQ 110 200 μA VS = 30V 5
Quiescent Current per Amplifier IQ 250 μA -40 to 125°C 5
Quiescent Current per Amplifier IQ 100 150 μA VS = 5V 5
Quiescent Current per Amplifier IQ 200 μA -40 to 125°C 5
Power Supply Rejection Ratio PSRR 85 120 dB VS = 5V to 36V 5
Power Supply Rejection Ratio PSRR 80 dB -40 to 125°C 5
Input Offset Voltage VOS -3 0.1 3 mV VS = 30V, VCM = 0V to 28V 5
Input Offset Voltage VOS -5 5 mV -40 to 85°C 5
Input Offset Voltage VOS -6 6 mV -40 to 125°C 5
Input Bias Current IB 60 500 pA 5
Input Bias Current IB 600 1000 pA -40 to 125°C 5
Input Offset Current IOS 60 500 pA 5
Input Offset Current IOS 600 1000 pA -40 to 125°C 5
Different Input Current IIN 5 150 nA VS = 36V, VID = 36V 5
Different Input Current IIN 20 1000 nA VS = 36V, VID = 36V -40 to 125°C 5
Open-loop Voltage Gain Av 95 110 dB 5
Open-loop Voltage Gain Av 90 dB -40 to 125°C 5
Common Mode Rejection Ratio CMRR 75 120 dB VCM = 0V to 28V 5
Common Mode Rejection Ratio CMRR 70 90 dB -40 to 125°C 5
Output Voltage Swing from Positive and Negative Rail 200 300 mV RLOAD = 10kΩ to VS/2 5
Output Voltage Swing from Positive and Negative Rail 700 mV -40 to 125°C 5
Output Voltage Swing from Positive and Negative Rail 1.1 1.3 V RLOAD = 2kΩ to VS/2 5
Output Voltage Swing from Positive and Negative Rail 2 V -40 to 125°C 5
Output Voltage Swing from Negative Rail 5 10 mV VS = 5V, RLOAD = 10kΩ to 0V 6
Output Short-Circuit Current ISC 25 30 mA 6
Output Short-Circuit Current ISC 15 mA -40 to 125°C 6
Thermal resistance, junction-to-ambient (14-Pin SOIC) θJA 120 °C/W Short traces connected to the leads (Note 3) 4
Thermal resistance, junction-to-case (14-Pin SOIC) θJC 36 °C/W 4

CAD (KiCad official)

  • Symbol: LM2902A-SR
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOP-14 (KiCad packages3D, STEP)
  • 3D model files: lm2902a-sr-etched.step / lm2902a-sr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm2902a-sr.step / lm2902a-sr.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: 3PEAK datasheet (15 pp, sha256 973ba5f69cb78d46, retrieved 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF