Information about the photocoupler TLP421 manufactured by Toshiba Semiconductor can be found here.
Function: Photocoupler GaAs Ired & Phototransistor
Package: DIP 4 Pin type
Manufacturers: Toshiba Semiconductor
Pinout: 1. Anode, 2. Cathode, 3. Emitter, 4. Collector
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Description
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)).
Some text files in the PDF file
· Collector-emitter voltage: 80V (min.) Current transfer ratio: 50% (min.) Rank GB: 100% (min.) Isolation voltage: 5000Vrms (min.) UL recognized: UL1577 BSI approved: BS EN60065: 1994 Approved no.8411 BS EN60950: 1992 Approved no.8412 1 2 1 : Anode 2 : Cathode 3 : Emitter 4 : Collector 4 3 TOSHIBA Weight: 0.26 g 11−5B2 Pin Configurations (top view) · SEMKO approved: EN60065, EN60950, EN60335 Approved no.9910249/01 1 2002-09-25 TLP421 · Option(D4)type TÜV approved: DIN VDE0884 Approved no.R9950202 Maximum operating insulation voltage: 890VPK Maximu permissible overvoltage: 8000VPK (Note): When a VDE0884 approved type is needed, please designate the “Option(D4)” Making the VDE applocation: DIN VDE0884 · Construction mechanical rating 7.62mm Pich Typical Type Creepage distance Clearance Insulation thickness 7.0mm(min) 7.0mm(min) 0.4mm(min) 10.16mm Pich TLPxxxF Type 8.0mm(min) 8.0mm(min) 0.4mm(min) Current Transfer Ratio Type Classification (*1) (None) Rank Y TLP421 Rank GR Rank BL Rank GB Current Transfer Ratio (%) (IC / IF) IF = 5mA, VCE = 5V, Ta = 25°C Min Max 50 50 100 200 100 600 150 300 600 600 Marking Of Classification Blank, Y, Y+, G, G+, B, B+, GB Y, Y+ G, G+ B, B+ G, G+, B, B+, GB (*1): Ex. rank GB: TLP421 (GB) (Note): Application type name for certification test, please use standard product type name, i. e. TLP421 (GB): TLP421 2 2002-09-25 TLP421 Maximum Ratings (Ta = 25°C) Characteristic Forward current Forward current derating(Ta ≥ 39°C) Pulse forward current LED Power dissipation Power dissipation derating Reverse voltage Junction temperature Collector-emitter voltage Emitter-collector voltage Detector Collector current Power dissipation(single circuit) Power dissipation derating (Ta ≥ 25°C)(single circuit) Junction temperature Operating temperature range Storage temperature range Lead soldering temperature (10s) Total package power dissipation Total package power dissipation derating (Ta ≥ 25°C) Isolation voltage (Note 3) (Note 2) Stmbol IF ∆IF / °C IFP P [ … ]
Preview 1
Applications
1. Office Equipment
2. Household Appliances
3. Solid State Relays
4. Switching Power Supplies
5. Various Controllers
6. Signal Transmission Between Different Voltage Circuits
TLP421 PDF Datasheet
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