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Data Sheet
INA241x
–5V to 110V,
Bidirectional,
Ultra-Precise Current Sense Amplifier With Enhanced PWM
Rejection
1 Features
- Enhanced PWM rejection
optimized for systems subject to switching common-mode voltages
- Supports switching
frequencies up to 125kHz
- Wide common-mode voltage:
- Operational voltage: −5V to 110V
- Survival voltage: −20V to 120V
- Bidirectional operation
- High small signal bandwidth: 1.1MHz (at all gains)
- Slew rate: 8V/µs
- Step response settling time to 1%: 1µs
- Excellent CMRR
- 166dB DC-CMRR
- 104dB AC-CMRR at 100kHz
- 89dB AC-CMRR at 1MHz
- Accuracy:
- Gain error (maximum)
- Version A: ±0.01%, ±1ppm/°C drift
- Version B: ±0.1%,
±5ppm/°C drift
- Offset voltage (maximum)
- Version A: ±10µV, ±0.1µV/°C drift
- Version B:
±150µV, ±0.5µV/°C drift
- Available gains:
- INA241A1, INA241B1 : 10V/V
- INA241A2, INA241B2 : 20V/V
- INA241A3, INA241B3 : 50V/V
- INA241A4, INA241B4 : 100V/V
- INA241A5, INA241B5 : 200V/V
- Package options: SOT23-8, VSSOP-8, SOIC-8,
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