B622-2T Crydom - Power Transistor Module
B622-2T Description
The B622-2T from Crydom is a solid state relay. It is widely used for heater control, motor switching, lighting and process equipment where mechanical contacts would wear out.
Request a quote for the B622-2T 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
Crydom B622-2T is a B-2T Series power module (B6, 42.5 A), circuit type 2, 240 VAC line, standard case, for AC or DC variable voltage output.
Target Applications
Crydom B622-2T is used for AC/DC power conversion and control: controlled rectifiers, DC motor drives, heater and power control, battery chargers and power supplies.
Key Specifications
Crydom B622-2T is a B-2T Series power module (B6, 42.5 A), circuit type 2, 240 VAC line, standard case, for AC or DC variable voltage output. Source: Crydom B-2T, B-2 Series datasheet (Rev 121411). Values at 25°C unless noted.
| Parameter | Value |
|---|---|
| Maximum DC output current (Tc = 85°C) | 42.5 A |
| AC line input voltage | 240 Vrms (600 VRRM) |
| Circuit type | 2 (see datasheet schematic) |
| Maximum voltage drop (VF) | 1.65 V @ 42.5 A |
| Maximum non-repetitive surge current (1/2 cycle, 60 Hz) | 600 A |
| Maximum I²t for fusing (8.3 ms) | 1500 A²s |
| Critical rate of rise of on-state current (Tj = 125°C) | 100 A/µs |
| Critical rate of rise of off-state voltage | 500 V/µs |
| Gate trigger current / voltage (25°C) | 80 mA / 3.0 V |
| Average gate power | 0.5 W |
| Maximum peak reverse gate voltage | 5.0 V |
| Maximum thermal resistance, junction to ceramic base per chip | 0.7 °C/W |
| Operating junction temperature | -40 to 125°C |
| Isolation voltage | 2500 Vrms |
| Weight (typical) | 1.5 oz (42.5 g) |
Technical document (PDF) | Request a quote for B622-2T (reply within 24 hours)

