VBO13-12AO2 Equivalent & Substitute Parts

Part Overview

The VBO13-12AO2 is a single-phase bridge rectifier manufactured by IXYS, rated for 1.2 kV peak reverse voltage with 18 A average rectified current. This component utilizes avalanche technology and features a QC Terminal mounting type in a 4-Square FO-A package. The part is currently classified as obsolete, making identification of suitable substitute components essential for ongoing system maintenance and new design implementations where this specification remains applicable.

Substiute Parts

VBO13-12AO2

IXYSIn Stock: 869VBO13-12AO2 Datasheet

Current PartRFQ

VBO25-16AO2

IXYSIn Stock: 5280VBO25-16AO2 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the VBO13-12AO2 is determined by the following critical parameters:

Mandatory Compatibility Criteria:

• Diode Type: Single Phase
• Technology: Avalanche
• Mounting Type: QC Terminal
• Package / Case: 4-Square, FO-A
• Operating Temperature Range: -40°C ~ 150°C (TJ)

Allowable Parameter Variations:

• Voltage - Peak Reverse (Max): Equal to or greater than 1.2 kV
• Current - Average Rectified (Io): Equal to or greater than 18 A
• Voltage - Forward (Vf): Lower values are acceptable
• Current - Reverse Leakage: Equal to or lower values are acceptable

The VBO25-16AO2 qualifies as a direct substitute, meeting all mandatory compatibility criteria while providing enhanced electrical performance through higher voltage and current ratings.

Parameter Comparison

Engineering Selection Recommendations

The VBO25-16AO2 is the qualified substitute for the VBO13-12AO2. Selection of this substitute is supported by the following factors:

Product Status: The VBO13-12AO2 is obsolete, while the VBO25-16AO2 maintains active product status with confirmed inventory availability (5200 pcs), ensuring long-term supply chain reliability.

Regulatory Compliance: Both components maintain ROHS3 compliance and REACH unaffected status, satisfying current environmental and regulatory requirements.

Electrical Performance: The VBO25-16AO2 provides superior electrical characteristics, including higher peak reverse voltage (1.6 kV vs. 1.2 kV), increased average rectified current capacity (38 A vs. 18 A), and improved forward voltage performance (1.36 V vs. 1.8 V @ 55 A).

Physical Compatibility: Identical mounting type (QC Terminal), package configuration (4-Square, FO-A), and operating temperature range (-40°C ~ 150°C) ensure direct mechanical and thermal compatibility.

Frequently Asked Questions (FAQ)

Q: Can the VBO25-16AO2 directly replace the VBO13-12AO2 in existing designs?

A: Yes. The VBO25-16AO2 maintains identical mounting type, package configuration, and operating temperature range. All electrical parameters meet or exceed the original specification requirements.

Q: What are the key differences between these components?

A: The VBO25-16AO2 provides higher voltage rating (1.6 kV vs. 1.2 kV), increased current capacity (38 A vs. 18 A), and lower forward voltage drop (1.36 V vs. 1.8 V @ 55 A). The VBO13-12AO2 is obsolete; the VBO25-16AO2 is currently in active production.

Q: Are there any thermal or mechanical considerations for substitution?

A: Both components share identical operating temperature range (-40°C ~ 150°C) and QC Terminal mounting in 4-Square FO-A package. No thermal or mechanical redesign is required.

Q: What is the inventory status of the substitute part?

A: The VBO25-16AO2 has 5200 pcs available as new original stock, providing adequate supply for production and maintenance applications.

Q: Do both parts meet current environmental standards?

A: Yes. Both the VBO13-12AO2 and VBO25-16AO2 are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements.