AMC0386 Precision, High-Voltage Input,
Isolated Delta-Sigma Modulator with an External Clock

1 Features

Integrated, high-voltage resistive divider for direct AC or DC voltage sensing without external resistors
Better than 1% accuracy over temperature and lifetime without system-level calibration
Supply voltage range:
- High-side (AVDD): 3.0V to 5.5V
- Low-side (DVDD): 2.7V to 5.5V
Low DC errors:
- Offset error: ±0.9mV (maximum)
- Offset drift: ±7µV/°C (maximum)
- Attenuation error: ±0.25% (maximum)
- Attenuation drift: ±30ppm/°C (maximum)
High CMTI: 150V/ns (minimum)
Missing high-side supply detection
Low EMI: Meets CISPR-11 and CISPR-25 limits
Available input options:
- AMC0386M06: ±600V, 10MΩ
- AMC0386M10: ±1000V, 12.5MΩ
Safety-related certifications:
- 7000V_PK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17)
- 5000V_RMS isolation for 1 minute per UL1577
Fully specified over the extended industrial temperature range: –40°C to +125°C