Toshiba TLP541G TLP542G User manuals (1)(1)
Summary
These Toshiba TLP series optocouplers are reliable solid state relays designed for signal isolation in various electronics applications. Featuring a photo-thyristor coupled to an infrared LED, they provide robust electrical decoupling up to 2500V rms. This technical documentation provides comprehensive specifications, including maximum ratings, detailed electrical characteristics, and recommended operating parameters. Ideal for engineers designing general industrial, measurement, or consumer electronic systems requiring dependable voltage isolation and switching control.
Page 1 Text Content
TLP541G, TLP542G
TOSHIBA Photocoupler Ga As Ired & Photo-Thyristor
TLP541G,TLP542G
Programmable Controllers AC−Output Module
Unit in mm
Solid State Relay
The TOSHIBA TLP541G consists of a photo−thyristor optically coupled to a gallium arsenide infrared emitting diode in a six lead plastic DIP package. The TOSHIBA TLP542G consists of a photo−thyristor optically coupled to a gallium arsenide infrared emitting diode in a seven lead plastic DIP package.
• Peak off-state voltage: 400 V (min.) • Trigger LED current: 7 m A (max.) • On-state current: 150 m A (max.) • Isolation voltage: 2500 Vrms (min.) • UL recognized: UL1577, file no. E67349
Pin Configuration (top view)
TOSHIBA 11−7A8
Weight: 0.4 g
TOSHIBA 11−10C5
Weight: 0.53 g
Page Summary Contents For Toshiba TLP541G TLP542G User manuals (1)(1)
Manual Details
| Brand | Toshiba |
|---|---|
| Pages | 6 |
| File Size | 765.80 KB |
| Published | May 31, 2026 |
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Frequently Asked Questions
What is the minimum AC isolation voltage rating?
The minimum AC isolation voltage is 2500 V rms at 1 minute.
Are these devices suitable for safety-critical systems?
No; they are not warranted for highly reliable or safety-critical uses (e.g., medical, aircraft).
What is the recommended operating supply voltage?
The typical supply voltage recommended for operation is 120 V AC ac.