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BA3131FS from ROHM

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BA3131FS

Manufacturer: ROHM

Dual operational amplifier with switch, for audio use (3 inputs × 1 output × 2)

Partnumber Manufacturer Quantity Availability
BA3131FS ROHM 487 In Stock

Description and Introduction

Dual operational amplifier with switch, for audio use (3 inputs × 1 output × 2) The BA3131FS is a bipolar linear IC manufactured by ROHM. Below are its key specifications:

1. **Function**: Dual operational amplifier (op-amp).
2. **Package**: SOP8 (Small Outline Package, 8-pin).
3. **Supply Voltage**: ±1.5V to ±7.5V (dual supply) or 3V to 15V (single supply).
4. **Input Offset Voltage**: 3mV (max).
5. **Input Bias Current**: 200nA (max).
6. **Gain Bandwidth Product**: 1MHz (typ).
7. **Slew Rate**: 0.5V/µs (typ).
8. **Operating Temperature Range**: -40°C to +85°C.
9. **Common Mode Rejection Ratio (CMRR)**: 70dB (typ).
10. **Power Supply Rejection Ratio (PSRR)**: 70dB (typ).

For detailed electrical characteristics and application notes, refer to ROHM's official datasheet.

Partnumber Manufacturer Quantity Availability
BA3131FS 35 In Stock

Description and Introduction

Dual operational amplifier with switch, for audio use (3 inputs × 1 output × 2) The part BA3131FS is a Hall-effect sensor IC manufactured by ROHM Semiconductor. Below are its key specifications:

- **Type**: Hall-effect sensor (unipolar)
- **Operating Voltage Range**: 2.7V to 26V
- **Output Type**: Open-collector
- **Operating Temperature Range**: -40°C to +85°C
- **Magnetic Sensitivity**: Typically 35 Gauss (operate), 25 Gauss (release)
- **Output Current**: 25mA (max)
- **Package**: SIP-3 (TO-92S)

It is commonly used for position detection, speed measurement, and switch applications.

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