TLP137 is a type of photocoupler from TOSHIBA. It features small outline, high integration and low power consumption.
The TLP137 is a miniature GaAs infrared emitting diode coupled to a phototransistor, designed for surface‑mount assembly. It offers high current transfer ratio (CTR) at low input current and includes a base terminal to improve speed and reduce dark current.
The document lists maximum ratings, individual and coupled electrical characteristics, isolation and switching parameters, as well as handling and safety restrictions for reliable use in general electronics applications.
| Collector‑emitter voltage (VCEO) | 80 V (min) |
|---|---|
| Isolation voltage | 3750 Vrms (min) |
| Forward current (IF) | 50 mA |
| Power dissipation (PD) | 150 mW |
| Weight | 0.09 g |
The device is rated for a collector‑emitter voltage of at least 80 V.
It provides an isolation voltage of at least 3750 Vrms.
The operating temperature range is –55 °C to 100 °C.
Yes, it is UL1577 certified (file No. E67349).