Toshiba TLP112 User's Guide
Summary
The TLP112 is a highly reliable opto-isolator coupler designed for surface mount integration in critical electronic circuits. This product datasheet provides comprehensive technical specifications, including electrical characteristics, maximum ratings, and rapid switching performance with high Common Mode Transient Immunity. Ideal for engineers designing general electronics applications—such as industrial automation, control systems, and instrumentation—requiring robust signal separation and reliable data transmission over long distances.
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TLP112
TOSHIBA Photocoupler Ga AℓAs Ired & Photo−IC
TLP112
Unit in mm
Digital Logic Isolation Line Receiver Switching Power Supply Feedback Control Transistor Invertor
The TOSHIBA mini flat coupler TLP112 is a small outline coupler, suitable for surface mount assembly. TLP112 consists of a Ga AℓAs light emitting diode, optically coupled to a high speed detector of one chip photodiode−transistor.
Isolation voltage: 2500 Vrms (min.) Switching speed: tp HL = 0.8µs, tp LH = 2 µs(max.) (RL = 4.1 kΩ) TTL compatible UL recognized: UL1577, file no. E67349
TOSHIBA 11−4C2 Weight: 0.09g
Pin Configuration (top view)
1 : ANODE 3 : CATHODE 4 : EMITTER (GND) 5 : COLLECTOR (OUTPUT) 6 : VCC
Schematic IF ICC
VCC IO 6 VO
Page Summary Contents For Toshiba TLP112 User's Guide
Manual Details
| Brand | Toshiba |
|---|---|
| Pages | 7 |
| File Size | 157.71 KB |
| Published | June 05, 2026 |
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Frequently Asked Questions
What is the minimum isolation voltage?
The minimum isolation voltage is 2500 Vrms.
Is this coupler compatible with TTL logic?
Yes, the tlp112 is specified as being TTL compatible.
What are the recommended operating temperature ranges?
The operating temperature range is -55 to 100 °C, while the storage range is -55 to 125 °C.
How fast are the switching times (t_PHL and t_PLH)?
The propagation delay time for both falling (t=0.8 µs) and rising (t=2.0 µs) edges is very fast.