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BA3472F-E2

Public Made by Adom

by adom

ROHM Semicon Operational Amplifier, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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BA3472F-E2

ROHM Semicon · Operational Amplifier · SOP-8

BA3472F-E2 from ROHM Semicon, in a SOP-8. 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 Channel 1 amplifier output.
2 -IN1 input Channel 1 inverting input.
3 +IN1 input Channel 1 non-inverting input.
4 VEE power_in Negative supply / ground; dual supply ±1.5V to ±18.0V, or single supply with VEE at ground.
5 +IN2 input Channel 2 non-inverting input.
6 -IN2 input Channel 2 inverting input.
7 OUT2 output Channel 2 amplifier output.
8 VCC power_in Positive supply; single supply +3.0V to +36.0V.

Key specifications

Parameter Value
Manufacturer ROHM Semicon
Package SOP-8
Category Amplifiers
Pins 8

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 1 10 mV VCC=+15V, VEE=-15V, Vicm=0V, VOUT=0V, Ta=25℃ 5
Input Offset Current Iio 6 75 nA Vicm=0V, VOUT=0V 5
Input Bias Current Ib 100 500 nA Vicm=0V, VOUT=0V 5
Supply Current ICC 4 5.5 mA RL=∞ 5
Maximum Output Voltage (High) VOH 3.7 4 V VCC=5V, RL=2kΩ 5
Maximum Output Voltage (High) VOH 13.7 14 V RL=10kΩ 5
Maximum Output Voltage (High) VOH 13.5 V RL=2kΩ 5
Maximum Output Voltage (Low) VOL 0.1 0.3 V VCC=5V, RL=2kΩ 5
Maximum Output Voltage (Low) VOL -14.7 -14.3 V RL=10kΩ 5
Maximum Output Voltage (Low) VOL -13.5 V RL=2kΩ 5
Large Signal Voltage Gain Av 80 100 dB RL≧2kΩ, VOUT=±10 V 5
Input Common-mode Voltage Range Vicm 0 V VCC=5V, VEE=0V, VOUT=VCC/2; max printed as VCC-2.0 5
Common-mode Rejection Ratio CMRR 60 97 dB Vicm=0V, VOUT=0V 5
Power Supply Rejection Ratio PSRR 60 97 dB Vicm=0V, VOUT=0V 5
Output Source Current Isource 10 30 mA VCC=5V, VIN+=1V, VIN-=0V, VOUT=0V, only 1ch is short circuit 5
Output Sink Current Isink 20 30 mA VCC=5V, VIN+=0V, VIN-=1V, VOUT=5V, only 1ch is short circuit 5
Unity Gain Frequency fT 4 MHz 5
Gain Bandwidth GBW 4 MHz f=100kHz, open loop 5
Slew Rate SR 10 V/μs Av=1, Vin=-10 to +10V, RL=2kΩ 5
Channel Separation CS 120 dB f=1kHz, input referred 5
Supply Voltage VCC-VEE 36 V Ta=25℃ 4
Power Dissipation SOP8 Pd 780 mW Ta=25℃, FR4 70mm×70mm×1.6mm; reduce 6.2mW/℃ above 25℃ 4
Differential Input Voltage Vid 36 V Ta=25℃ 4
Input Common-mode Voltage Range Vicm -0.3 36 V (VEE - 0.3) to VEE + 36, relative to VEE 4
Input Current II -10 mA Ta=25℃ 4
Operable Supply Voltage Vopr 3 36 V single supply (±1.5V to ±18.0V dual) 4
Operating Temperature Range Topr -40 85 ℃ BA3472 4
Storage Temperature Range Tstg -55 150 ℃ 4
Maximum Junction Temperature Tjmax 150 ℃ 4

CAD (KiCad official)

  • Symbol: BA3472F-E2
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: ba3472f-e2-etched.step / ba3472f-e2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ba3472f-e2.step / ba3472f-e2.glb are the bare package body.

Provenance

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

  • Datasheet: ROHM Semicon datasheet (39 pp, sha256 1d87ba6e49c54347, retrieved 2026-10-22, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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