
Broadcom ACPL-M49T Automotive Optocoupler
Broadcom ACPL-M49T is a single-channel 20kBd automotive optocoupler in a SOIC-5 package featuring low LED drive current. Broadcom ACPL-M49T automotive optocouplers can be configured for isolating digital status or analog feedback. Each detector incorporates an integrated photodiode with a single transistor. This Broadcom R²Coupler device provides reinforced insulation and reliability that delivers safe signal isolation critical in automotive and high temperature industrial applications.Features
- High temperature and reliable low speed digital interface for automotive application
- 30kV/µs High common-mode rejection at VCM = 1500V (typ)
- Low power, low leakage phototransistor in a 4-pin configuration
- Compact, auto-insertable SO5 packages
- -40°C ~ 125°C Wide temperature range
- 4mA (typ) Low LED drive current
- 20µs (max) Propagation delay
- Worldwide Safety Approval:
- UL 1577, 4000 Vrms /1 min.
- CSA File CA88324, Notice #5
- IEC/EN/DIN EN 60747-5-2
- Qualified to automotive AEC-Q100 grade 1 stress test guidelines
Applications
- Automotive low speed digital signal isolation interface
- Inverter fault feedback signal isolation
- Switching power supplies feedback circuit
Functional Diagrams

Gepubliceerd op: 2010-07-28
| Bijgewerkt op: 2022-03-11