LBB126 Crydom - Relays

LBB126 Description

The LBB126 from Crydom is a solid state relay. Typical uses include temperature control of heaters, packaging and plastics machinery, and general industrial load switching.

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Summary of Features

Target Applications

Crydom LBB126 is used for low-level signal and small load switching on circuit boards in telecom, test and measurement, security systems, metering and industrial control electronics.

Key Specifications

Crydom LBB126 is a Dual Form B (normally closed) PhotoMOS solid state relay, 250 V peak switching voltage. Source: Crydom PhotoMOS Form B datasheet. Values at 25°C unless noted.

Parameter	Value
Output
Switching voltage (max)	250 Vpk
Switching current (max)	200 (each channel) / 140 (both simultaneously) mA
On resistance (max)	13 Ohm
Off-state leakage (max, VL = max)	1.0 µA
Turn-on / turn-off time (max)	5.0 ms / 1.0 ms
Input (LED)
LED forward current to turn off the output (turn on LED, max)	5.0 mA
Recommended forward current	10-30 mA
LED forward voltage (IF = 20 mA)	1.1-1.4 V
General
Dielectric strength, input to output (60 s)	3750 Vrms
Power dissipation (max)	600 mW

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