Office Equipment

Household Appliances

Solid State Relays

Switching Power Supplies

Various Controllers

Signal Transmission Between Different Voltage Circuits

The TOSHIBA TLP421F 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)).

Absolute maximum ratings and electrical characteristics are the same as TLP421 technical datasheet.

• Collector−emitter voltage: 80V (min)

• Current transfer ratio: 50 (min)

Rank GB: 100 (min)

• Isolation voltage: 5000 Vrms (min)

• UL recognized: UL1577

• BSI approved:

BS EN60065: 2002

Approved no. 8411

BS EN60950-1: 2002

Approved no. 8412

• SEMKO approved: EN60065, EN60950, EN60335

Approved no. 9910249 / 01

• Option (D4) type

TUV approved:

DIN EN 60747-5-2

Approved no. 40010944

Maximum operating insulation voltage: 1130VPK

Maximum permissible over voltage: 8000VPK

(Note): When an EN 60747-5-2 approved type is needed,

please designate the “ Option (D4) ”

Making VDE application: DIN EN 60747-5-2