B511F-2

$41.64

Description：MOD DIODE SCR 25A 120VAC ISO QC
Series：B-2

SKU:46714d652bb4 Category: SCRs - Modules Brand: Sensata-Crydom

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Product introduction

Product Detailed Parameters

Description：MOD DIODE SCR 25A 120VAC ISO QC
Series：B-2
Mfr：Sensata-Crydom
Package：Bulk,Box
Structure：Bridge, Single Phase - SCRs/Diodes (Layout 1)
Number of SCRs, Diodes：2 SCRs, 2 Diodes
Voltage - Off State：400 V
Current - On State (It (AV)) (Max)：-
Current - On State (It (RMS)) (Max)：-
Current - Non Rep. Surge 50, 60Hz (Itsm)：250A @ 60Hz
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Chassis Mount
Package / Case：Module with Isolation Barriers
Voltage - Gate Trigger (Vgt) (Max)：2.5 V
Current - Gate Trigger (Igt) (Max)：60 mA
Current - Hold (Ih) (Max)：-
Grade：-
Qualification：-

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B511F-2

Overview

The B511F-2 is a half-controlled bridge rectifier module from the Crydom B-2 series, manufactured by Sensata. It utilizes silicon technology and features a screw mount installation style. The device supports a load current of 25A with a maximum forward impulse current of 250A. Electrical specifications include a maximum reverse voltage of 400V, a forward voltage drop of 1.65V, and a gate current requirement of 60mA. Operating temperatures range from -40°C to +125°C. The module weighs 42.5g and includes isolation barriers.

Feature Summary

Integrates SCR and diode components into a single isolated module structure
Provides chassis mounting capability with built-in electrical isolation barriers
Utilizes faston connectors for secure electrical interface connections

Applications

AC or DC variable voltage output systems up to 15 kW
Industrial power control applications requiring half-controlled rectification
Chassis-mounted power conversion setups

Procurement Notes

Verify the specific ordering suffix to ensure correct pin configuration and isolation rating. Confirm that the required gate current parameters align with the driving circuit design. Check RoHS compliance status against project requirements. Ensure thermal management solutions accommodate the specified operating temperature range. Validate mechanical dimensions for chassis mounting compatibility before finalizing procurement.

Selection Notes

Select this module when a compact, isolated half-controlled bridge solution is needed for moderate power levels. Consider the 25A continuous current rating and 400V reverse voltage limits for circuit design. Evaluate the screw mount style for mechanical stability in industrial environments. Compare the 1.65V forward voltage drop against efficiency requirements. Ensure the -40°C to +125°C operating range meets environmental conditions.

Part Context

This component belongs to the Crydom B-2 series of discrete semiconductor modules. The series offers multiple circuit configurations for various power control needs. The B511F-2 specifically addresses applications requiring integrated thyristor and diode functionality within a single packaged unit. It represents a standardized solution for half-controlled rectification tasks in industrial power electronics.