CYNB25-800 Crydom - SCR (Thyristor)

CYNB25-800 Description

Rated at 800 V and 25 A, the Crydom CYNB25-800 is a solid state relay. Solid state relays like this switch heaters, motors, lamps and other loads quietly and without contact wear.

Request a quote for the CYNB25-800 and our team will get back to you with price, quantity available and lead time. We ship worldwide. As with any power device, please check the manufacturer's datasheet to confirm it matches your design.

Summary of Features

Target Applications

Crydom CYNB25-800 is used for controlled rectification and AC phase control in motor drives, heater control, power supplies, battery chargers and crowbar protection.

Key Specifications

Crydom CYNB25-800 is a 25 A, 800 V SCR (thyristor) in a TO-220AB non-isolated package. Source: Crydom CYNA/CYNB25 SCR datasheet. Values at 25°C unless noted.

Parameter	Value
RMS on-state current	25 A (Tc = 100°C)
Average on-state current	16 A (Tc = 100°C)
Repetitive peak off-state voltage (VDRM/VRRM)	800 V
Non-repetitive surge peak on-state current	320 A (50 Hz) / 350 A (60 Hz)
I²t for fusing (10 ms)	510 A²s
Gate trigger current IGT (max, VD = 12 V)	40 mA
Holding current IH (max)	50 mA
Critical rate of rise of off-state voltage dv/dt (min, Tj = 125°C)	1000 V/µs
On-state voltage VTM (max)	1.6 V @ ITM = 50 A
Thermal resistance junction to case	1.0 °C/W
Operating junction temperature	-40 to 125°C
Package	TO-220AB non-isolated

Technical document (PDF)  |  Request a quote for CYNB25-800 (reply within 24 hours)