KBL402G Bridge Rectifier Equivalent & Substitute Parts

Part Overview

The KBL402G is a single-phase bridge rectifier manufactured by GeneSiC Semiconductor, designed for standard rectification applications requiring 100 V peak reverse voltage and 4 A average rectified current. This component is classified as Active product status and is RoHS Compliant. Bridge rectifiers of this specification are essential in power supply circuits, battery charging systems, and AC-to-DC conversion applications where reliable full-wave rectification is required. Identifying equivalent substitute parts ensures design flexibility, supply chain continuity, and procurement optimization when the primary part becomes unavailable or when alternative sourcing is necessary.

Substiute Parts

KBL402G

GeneSiC SemiconductorIn Stock: 852KBL402G Datasheet

Current PartRFQ

KBL01-E4/51

Vishay General Semiconductor - Diodes DivisionIn Stock: 4831KBL01-E4/51 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the KBL402G bridge rectifier are identified based on strict electrical and mechanical parameter matching. The substitution criteria are defined by the following key parameters:

Electrical Parameters:

• Voltage - Peak Reverse (Max): 100 V
• Current - Average Rectified (Io): 4 A
• Voltage - Forward (Vf) (Max) @ If: 1.1 V @ 4 A
• Current - Reverse Leakage @ Vr: 5 µA @ 100 V
• Operating Temperature Range: -50°C to 150°C (TJ)

Mechanical Parameters:

• Diode Type: Single Phase
• Technology: Standard
• Mounting Type: Through Hole
• Package / Case: 4-SIP, KBL

The KBL01-E4/51 manufactured by Vishay General Semiconductor - Diodes Division meets all specified electrical and mechanical parameters, confirming its status as a parametric equivalent. Both components share identical voltage ratings, current ratings, forward voltage characteristics, reverse leakage specifications, and operating temperature ranges. Both utilize the same 4-SIP KBL package configuration and through-hole mounting technology, ensuring mechanical and electrical interchangeability in circuit applications.

Parameter Comparison

Engineering Selection Recommendations

KBL402G (GeneSiC Semiconductor):

• Primary part with Active product status
• RoHS Compliant certification
• MSL rating of 1 (Unlimited) indicates minimal moisture sensitivity
• Current inventory: 823 Pcs New Original In Stock

KBL01-E4/51 (Vishay General Semiconductor - Diodes Division):

• Parametric equivalent with Active product status
• ROHS3 Compliant certification (enhanced RoHS compliance)
• MSL rating Not Applicable indicates robust moisture resistance
• Current inventory: 4782 Pcs New Original In Stock
• REACH Unaffected status provides additional regulatory clarity

Both components are suitable for direct substitution in applications requiring single-phase bridge rectification at 100 V, 4 A specifications. The KBL01-E4/51 offers higher inventory availability and enhanced regulatory compliance documentation. Selection between these parts should be based on procurement lead times, inventory requirements, and specific regulatory documentation needs for the end application.

Frequently Asked Questions (FAQ)

Q: Can the KBL01-E4/51 be used as a direct replacement for the KBL402G in existing designs?

A: Yes. The KBL01-E4/51 is a parametric equivalent with identical electrical specifications (100 V peak reverse voltage, 4 A average rectified current, 1.1 V forward voltage, 5 µA reverse leakage) and identical mechanical specifications (4-SIP KBL package, through-hole mounting). Direct substitution is supported without circuit modification.

Q: Are there any differences in compliance certifications between these parts?

A: Both parts are RoHS compliant. The KBL402G carries RoHS Compliant certification, while the KBL01-E4/51 carries ROHS3 Compliant certification, representing an enhanced compliance standard. The KBL01-E4/51 additionally specifies REACH Unaffected status. Both certifications are compatible for applications requiring RoHS compliance.

Q: What is the significance of the MSL (Moisture Sensitivity Level) difference?

A: The KBL402G has MSL 1 (Unlimited), indicating minimal moisture sensitivity and no special storage requirements. The KBL01-E4/51 lists MSL as Not Applicable, indicating the component is not moisture-sensitive. Both ratings indicate robust handling characteristics with no special moisture control requirements during storage or assembly.

Q: Are the operating temperature ranges identical?

A: Yes. Both the KBL402G and KBL01-E4/51 operate across the identical temperature range of -50°C to 150°C (TJ), ensuring equivalent thermal performance in all operating conditions.

Q: What package configuration do these bridge rectifiers use?

A: Both components use the 4-SIP (Single In-line Package) KBL configuration with through-hole mounting. This package style is standard for single-phase bridge rectifiers and ensures mechanical compatibility in PCB designs.

Q: Which part should be selected for new designs?

A: Selection should be based on procurement availability and lead times. The KBL01-E4/51 currently has higher inventory availability (4782 Pcs vs. 823 Pcs). Both parts are Active status products suitable for new designs. Verify component availability with your supplier for optimal procurement timing.