CTA12-600TW Crydom - TRIAC

CTA12-600TW Description

The CTA12-600TW is a solid state relay made by Crydom. Solid state relays like this switch heaters, motors, lamps and other loads quietly and without contact wear.

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Summary of Features

Target Applications

Crydom CTA12-600TW is used for AC switching and phase control in heaters, lighting dimmers, motor speed control, appliances and solid state relays.

Key Specifications

Crydom CTA12-600TW is a 12 A, 600 V TRIAC in a TO-220AB isolated package, logic level (3 quadrants) type. Source: Crydom CTA/CTB12 TRIAC datasheet. Values at 25°C unless noted.

Parameter	Value
RMS on-state current (full sine wave)	12 A (Tc = 90°C)
Repetitive peak off-state voltage (VDRM/VRRM)	600 V
Type	Logic level (3 quadrants)
Gate trigger current IGT (max, VD = 12 V)	5 mA
Gate trigger voltage VGT (max)	1.3 V
Holding current IH (max)	10 mA
Critical rate of rise of off-state voltage dv/dt (min, Tj = 125°C)	20 V/µs
Non-repetitive surge peak on-state current	120 A (50 Hz) / 126 A (60 Hz)
I²t for fusing (10 ms)	78 A²s
Critical rate of rise of on-state current (Tj = 125°C)	100 A/µs
On-state voltage VT (max)	1.55 V @ ITM = 17 A
Thermal resistance junction to case	2.3 °C/W
Isolation voltage	2500 Vrms
Operating junction temperature	-40 to 125°C
Package	TO-220AB isolated

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