CRNA25-1000 Crydom - Rectifier Diode

CRNA25-1000 Description

Crydom CRNA25-1000 is a solid state relay rated at 1000 V and 25 A. It is widely used for heater control, motor switching, lighting and process equipment where mechanical contacts would wear out.

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Summary of Features

Target Applications

Crydom CRNA25-1000 is used for rectification and freewheeling in power supplies, motor drives, battery chargers, welding equipment and inverters.

Key Specifications

Crydom CRNA25-1000 is a 25 A, 1000 V rectifier diode in a TO-220AB isolated package. Source: Crydom CRNA/CRNB25 rectifier datasheet. Values at 25°C unless noted.

Parameter	Value
RMS forward current	25 A (Tc = 80°C)
Average forward current	15.9 A (Tc = 80°C)
Repetitive peak reverse voltage (VRRM)	1000 V
Non-repetitive surge peak forward current	300 A (50 Hz) / 350 A (60 Hz)
I²t for fusing (10 ms)	508 A²s
Forward voltage VFM (max, Tj = 25°C)	1.1 V @ 25 A
Reverse current IRM (max, VR = VRRM)	0.1 mA (25°C) / 1.0 mA (125°C)
Isolation voltage	2500 Vrms
Operating junction temperature	-40 to 125°C
Package	TO-220AB isolated

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