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BA2902SF-E2

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

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BA2902SF-E2

ROHM Semicon · Operational Amplifier · SOP-14

BA2902SF-E2 from ROHM Semicon, 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 OUT1 output Output of channel 1 (quad op-amp); the datasheet gives no output swing or current limit for this pin.
2 -IN1 input Inverting input of channel 1; the datasheet states the inputs are operable with GND sense.
3 +IN1 input Non-inverting input of channel 1; the datasheet states the inputs are operable with GND sense.
4 VCC power_in Positive supply pin; the datasheet specifies single-supply operation from +3.0V to +36.0V for BA2902/BA2902S.
5 +IN2 input Non-inverting input of channel 2; the datasheet states the inputs are operable with GND sense.
6 -IN2 input Inverting input of channel 2; the datasheet states the inputs are operable with GND sense.
7 OUT2 output Output of channel 2; the datasheet gives no output swing or current limit for this pin.
8 OUT3 output Output of channel 3; the datasheet gives no output swing or current limit for this pin.
9 -IN3 input Inverting input of channel 3; the datasheet states the inputs are operable with GND sense.
10 +IN3 input Non-inverting input of channel 3; the datasheet states the inputs are operable with GND sense.
11 VEE power_in Negative supply pin of the quad op-amp; the datasheet does not state a voltage limit for this pin.
12 +IN4 input Non-inverting input of channel 4; the datasheet states the inputs are operable with GND sense.
13 -IN4 input Inverting input of channel 4; the datasheet states the inputs are operable with GND sense.
14 OUT4 output Output of channel 4; the datasheet gives no output swing or current limit for this pin.

Key specifications

Parameter Value
Manufacturer ROHM Semicon
Package SOP-14
Category Operational Amplifier/Comparator
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
Input Offset Voltage VIO 2 7 mV 25°C; OUT=1.4V 10
Input Offset Voltage (full range) VIO 10 mV Full range -40 to +105°C; VCC=5 to 30V, OUT=1.4V 10
Input Offset Voltage Drift △VIO/△T -7 7 μV/°C OUT=1.4V 10
Input Offset Current IIO 2 50 nA 25°C; OUT=1.4V 10
Input Offset Current (full range) IIO 200 nA Full range -40 to +105°C; OUT=1.4V 10
Input Offset Current Drift △IIO/△T -10 10 pA/°C OUT=1.4V 10
Input Bias Current IB 20 250 nA 25°C; OUT=1.4V 10
Input Bias Current (full range) IB 250 nA Full range -40 to +105°C; OUT=1.4V 10
Supply Current ICC 0.7 2 mA 25°C; RL=∞, All Op-Amps 10
Supply Current (full range) ICC 3 mA Full range -40 to +105°C; RL=∞, All Op-Amps 10
Maximum Output Voltage (High) VOH 3.5 V 25°C; RL=2kΩ 10
Maximum Output Voltage (High) (full range) VOH 27 28 V Full range -40 to +105°C; VCC=30V, RL=10kΩ 10
Maximum Output Voltage (Low) VOL 5 20 mV Full range -40 to +105°C; RL=∞, All Op-Amps 10
Large Signal Voltage Gain AV 25 100 V/mV 25°C; RL≧2kΩ, VCC=15V, OUT=1.4 to 11.4V 10
Large Signal Voltage Gain AV 88 100 dB 25°C; RL≧2kΩ, VCC=15V, OUT=1.4 to 11.4V 10
Input Common-mode Voltage Range VICM 0 V 25°C; (VCC-VEE)=5V, OUT=VEE+1.4V 10
Common-mode Rejection Ratio CMRR 50 80 dB 25°C; OUT=1.4V 10
Power Supply Rejection Ratio PSRR 65 100 dB 25°C; VCC=5 to 30V 10
Output Source Current ISOURCE 20 30 mA 25°C; VIN+=1V, VIN-=0V, OUT=0V, 1CH is short circuit 10
Output Source Current (full range) ISOURCE 10 mA Full range -40 to +105°C; VIN+=1V, VIN-=0V, OUT=0V, 1CH is short circuit 10
Output Sink Current ISINK 10 20 mA 25°C; VIN+=0V, VIN-=1V 10
Output Sink Current (full range) ISINK 2 mA Full range -40 to +105°C; OUT=5V, 1CH is short circuit 10
Output Sink Current (small signal) ISINK 12 40 μA 25°C; VIN+=0V, VIN-=1V, OUT=200mV 10
Wide Operating Supply Voltage Vopr 3 36 V Single supply (VCC-VEE) 5
Operating Temperature Range Topr -40 105 °C BA2902S 5
Supply Voltage VCC-VEE 36 V BA2904S, BA2902S 5
Differential Input Voltage VID 36 V BA2904S, BA2902S 5
Input Current II -10 mA Note 17: excessive current flows when input voltage is below VEE-0.6V 5
Power Dissipation (SOP14) PD 560 mW SOP14; FR4 glass epoxy PCB 70mm×70mm×1.6mm (Note 13, 15) 5
Storage Temperature Range Tstg -55 150 °C BA2904S, BA2902S 5
Maximum Junction Temperature TJmax 150 °C BA2904S, BA2902S 5
Power Dissipation Derating (SOP14) 4.5 mW/°C Above TA=25°C, subtract per °C (BA2902 SOP14, Note 40) 40

CAD (KiCad official)

  • Symbol: BA2902SF-E2
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOP-14 (KiCad packages3D, STEP)
  • 3D model files: ba2902sf-e2-etched.step / ba2902sf-e2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ba2902sf-e2.step / ba2902sf-e2.glb are the bare package body.

Provenance

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

  • Datasheet: ROHM Semicon datasheet (58 pp, sha256 dd01c4bb6c49586e, retrieved 2026-10-28, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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