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Product Detailed Parameters
- Description：BRIDGE RECT 1PHASE 50V 4A KBJ
- Series：-
- Mfr：Diodes Incorporated
- Package：Tube
- Diode Type：Single Phase
- Technology：Standard
- Voltage - Peak Reverse (Max)：50 V
- Current - Average Rectified (Io)：4:00 AM
- Voltage - Forward (Vf) (Max) @ If：1 V @ 2 A
- Current - Reverse Leakage @ Vr：5 µA @ 50 V
- Operating Temperature：-65°C ~ 150°C (TJ)
- Mounting Type：Through Hole
- Package / Case：4-SIP, KBJ
- Supplier Device Package：KBJ
- Grade：-
- Qualification：-
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Overview
The KBJ4005G is a single-phase standard recovery bridge rectifier manufactured by Diodes Incorporated. It features a maximum average forward rectified current of 4.0 A and a maximum repetitive peak reverse voltage of 50 V. The device utilizes glass passivated die construction within a KBJ molded plastic package, achieving UL flammability classification 94V-0. Electrical specifications include a maximum forward voltage of 1.0 V at 2.0 A and a maximum reverse leakage current of 5 µA at rated blocking voltage. The component supports an operating temperature range from -55°C to +150°C and withstands a peak forward surge current of 120 A.
Feature Summary
- Glass passivated die construction for low reverse leakage current
- High case dielectric strength of 1500 VRMS
- Surge overload rating capability up to 120 A peak
- UL listed under Recognized Component Index File Number E95060
Applications
- Printed circuit board applications
- General purpose AC to DC conversion
- Power supply circuits requiring through-hole mounting
Procurement Notes
Verify the specific ordering part number against official manufacturer documentation to ensure correct voltage ratings and packaging configurations. Confirm compliance with applicable RoHS directives and lead-free finish requirements prior to procurement. Validate that the supplier provides authorized distribution channels to guarantee product authenticity and traceability.
Selection Notes
Select this component when a 50 V peak reverse voltage rating is required for single-phase bridge rectification. Ensure the application design accommodates the 4.0 A average forward current limit and the specified thermal resistance characteristics. Verify that the KBJ package dimensions and through-hole mounting requirements align with the target printed circuit board layout constraints.
Part Context
The KBJ4005G belongs to the KBJ series of standard recovery bridge rectifiers produced by Diodes Incorporated. This series encompasses multiple voltage variants ranging from 50 V to 1000 V, all sharing the same mechanical KBJ package form factor. The component is designed for general-purpose rectification tasks in industrial and consumer electronics environments.
Replacement Considerations
Cross-reference other manufacturers offering equivalent KBJ package bridge rectifiers with matching 4.0 A current and 50 V voltage ratings. Verify compatibility regarding forward voltage drop, reverse leakage current, and thermal resistance parameters before substitution.
FAQ
What is the maximum repetitive peak reverse voltage for the KBJ4005G?
The maximum repetitive peak reverse voltage (VRRM) for the KBJ4005G is 50 V.
Is the KBJ4005G compliant with RoHS directives?
Yes, the KBJ4005G features a lead-free finish and is compliant with EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2), and 2015/863/EU (RoHS 3).
What is the typical junction-to-case thermal resistance?
The typical thermal resistance from junction to case (RθJC) is 5.5 °C/W per element.
