AMC1311
AMC1311 is Reinforced Isolated Amplifiers manufactured by Texas Instruments.
SBAS786C
- DECEMBER 2017
- REVISED JUNE 2022
AMC1311x High-Impedance, 2-V Input, Reinforced Isolated Amplifiers
1 Features
- 2-V, high-impedance input voltage range optimized for isolated voltage measurement
- Fixed gain: 1
- Low DC errors:
- AMC1311:
- Offset error: ±9.9 m V (maximum)
- Offset drift: ±20 μV/°C (typical)
- Gain error: ±1% (maximum)
- Gain drift: ±30 ppm/°C (typical)
- AMC1311B:
- Offset error: ±1.5 m V (maximum)
- Offset drift: ±10 μV/°C (maximum)
- Gain error: ±0.2% (maximum)
- Gain drift: ±40 ppm/°C (maximum)
- Nonlinearity: 0.04% (maximum)
- 3.3-V operation on high-side (AMC1311B)
- High CMTI: 100 k V/μs (minimum) (AMC1311B)
- Missing high-side supply indication
- Safety-related certifications:
- 7000-VPK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17)
- 5000-VRMS isolation for 1 minute per UL1577
- Fully specified over the extended industrial temperature range:
- 40°C to +125°C
2 Applications
- Isolated voltage sensing in:
- Motor...
