The FODM121 series, FODM124, FODM2701, FODM2705 are 4-pin full pitch mini-flat package transistor output optocouplers.
This document is a datasheet for the Fairchild Semiconductor FODM121 Series, FODM124, FODM2701, and FODM2705 4-pin full pitch mini-flat package transistor output optocouplers. The devices consist of a gallium arsenide infrared emitting diode driving a phototransistor, with the FODM2705 featuring two diodes connected in inverse parallel for AC operation. They are designed for applications such as digital logic inputs, microprocessor inputs, power supply monitoring, and twisted pair line receivers.
| Package Type | 4-Pin Full Pitch Mini-Flat Package |
|---|---|
| Lead Pitch | 2.54mm |
| Operating Temperature | -40 to +110 °C |
| Continuous Forward Current | 50 mA |
| Collector-Emitter Voltage (FODM121 Series, FODM124) | 80 V |
| Collector-Emitter Voltage (FODM2701, FODM2705) | 40 V |
| Available Quantities | Tape and Reel (2500 units) |
The lead pitch is 2.54mm.
Yes, the FODM2705 consists of two gallium arsenide infrared emitting diodes connected in inverse parallel for AC operation.