TLP421 Datasheet PDF – Photocoupler – Toshiba

Part Number: TLP421

Function: Photocoupler GaAs Ired & Photo−Transistor

Package: DIP 4Pin

Manufacturer: Toshiba

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TLP421 datasheet



The TOSHIBA TLP421 consists of a silicone photo−transistor optically coupled to a gallium arsenide infrared emitting diode in a four lead plastic DIP (DIP4) with having high isolation voltage  (AC: 5kVRMS (min)).



TLP421 pinout


Text :

• Collector-emitter voltage: 80V (min.)
• Current transfer ratio: 50% (min.), Rank GB: 100% (min.)
• Isolation voltage: 5000Vrms (min.)
• UL recognized: UL1577


1. Office Equipment
2. Household Appliances
3. Solid State Relays
4. Switching Power Supplies
5. Various Controllers
6. Signal Transmission Between Different Voltage Circuits

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TLP421 Datasheet PDF Download

TLP421 pdf

Other data sheets are available within the file:  TLP-421

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