Description
The ACPL-M49T is a single channel, high temperature, high CMR, 20-kBd digital optocoupler, configurable as a low power, low leakage phototransistor, specifically for use in the automotive applications. The SO-5 JEDEC registered (MO-155) package outline is surface mountable.

FEATUREs
■ Qualified to Automotive AEC-Q100 Test Guidelines
■ High temperature and reliable low-speed digital interface for automotive applications
■ Wide temperature range: –40°C ~ 125°C
■ 30 kV/μs high common-mode rejection at VCM = 1500V (typ)
■ Low power, low leakage phototransistor in a 4-pin configuration
■ Compact, auto-insertable SO5 packages
■ Low LED drive current: 4 mA (typ)
■ Propagation delay: 20 μs (max)
■ Worldwide safety approval:
    — UL 1577, 4000 VRMS /1 min.
    — CSA approved
    — IEC/EN/DIN EN 60747-5-5

APPLICATIONs
■ Automotive low-speed digital signal isolation interface
■ Inverter fault feedback signal isolation
■ Switching power supplies feedback circuit