Description

The ACPL-C87B/C87A/C870 voltage sensors are optical isolation amplifi ers designed specifically for voltage sensing. Its 2 V input range and high 1GΩ input impe dance, makes it well suited for isolated voltage sensing

requirements in electronic power converters applications including motor drives and renewable energy systems.

Features

Advanced Sigma-Delta (Σ - Δ) Modulation Technology

Unity Gain 1 V/V, ±0.5 High Gain Accuracy (ACPL-C87B)

1 GΩInput Impedence

0 to 2 V Nominal Input Range

-35 ppm/°C Low Gain Drift

21μV /°C Offset Voltage Drift

0.1 Non-Linearity Max

Active-High Shutdown Pin

100 kHz Wide Bandwidth

3 V to 5.5 V Wide Supply Range for Output Side

-40° C to +105° C Operating Temperature Range

15 kV/s Common-Mode Transient Immunity

Compact, Auto-Insertable Stretched SO-8 Package

Safety and Regulatory Approvals (pending):

– IEC/EN/DIN EN 60747-5-5: 1230 Vpeak working insulation voltage

– UL 1577: 5000 Vrms/1 min double protection rating

– CSA: Component Acceptance Notice #5

ㅁpplications

Isolated Voltage Sensing in AC and Servo Motor Drives

Isolated DC-Bus Voltage Sensing in Solar Inverters, Wind Turbine Inverters

Isolated Sensor Interfaces

Signal Isolation in Data Acquisition Systems

General Purpose Voltage Isolation