TLP227G(N) and TLP227G-2(N) are TOSHIBA photocouplers which can be used in cordless telephones, PBX and modems. TLP227G is a 4-pin DIP package and TLP227G-2 is an 8-pin DIP package.
The Toshiba TLP227G series are gallium‑arsenide infrared emitting diode optocouplers optically coupled to a photo‑MOS FET in a plastic DIP package. They function as bi‑directional switches and can replace mechanical relays in many applications.
The document provides detailed specifications such as forward current, off‑state voltage, isolation voltage, and switching times, together with recommended operating conditions and safety restrictions for use in general electronics equipment.
| Off‑State Output Voltage (VoFF) | 350 V (min) |
|---|---|
| Forward Current (IF) | 50 mA |
| Reverse Voltage (VR) | 5 V |
| Junction Temperature (Tj) | 125 °C |
| Supply Voltage (Vpb) | 280 V (max) |
The forward current (IF) rating is 50 mA.