CTA30-600B Crydom - TRIAC

CTA30-600B Description

Crydom CTA30-600B is a solid state relay. 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 CTA30-600B is used for AC switching and phase control in heaters, lighting dimmers, motor speed control, appliances and solid state relays.

Key Specifications

Crydom CTA30-600B is a 30 A, 600 V TRIAC in a TO-220AB isolated package, standard (4 quadrant) type. Source: Crydom CTA30/CTB35 TRIAC datasheet. Values at 25°C unless noted.

Parameter	Value
RMS on-state current (full sine wave)	30 A (Tc = 70°C)
Repetitive peak off-state voltage (VDRM/VRRM)	600 V
Type	Standard (4 quadrants)
Gate trigger current IGT (max, VD = 12 V)	50 mA (QI-III), 100 mA (QIV)
Holding current IH (max)	75 mA
Critical rate of rise of off-state voltage dv/dt (min, Tj = 125°C)	500 V/µs
Non-repetitive surge peak on-state current	335 A (50 Hz) / 350 A (60 Hz)
I²t for fusing (10 ms)	500 A²s
On-state voltage VT (max)	1.55 V @ ITM = 48 A
Thermal resistance junction to case	1.7 °C/W
Isolation voltage	2500 Vrms
Package	TO-220AB isolated

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