SF65G-AP Equivalent & Substitute Parts

Part Overview

The SF65G-AP is a general-purpose rectifier diode manufactured by Micro Commercial Co, rated for 300 V DC reverse voltage and 6 A average rectified current in a DO-201AD axial through-hole package. This device is classified as "Not For New Designs," indicating it has reached end-of-life status. Organizations using this component in active production or maintenance applications require qualified substitute parts that maintain electrical and mechanical compatibility while offering active product status and continued supply availability.

Substiute Parts

SF65G-AP

Micro Commercial CoIn Stock: 822SF65G-AP Datasheet

Current PartRFQ

SF65G A0G

Taiwan Semiconductor CorporationIn Stock: 1117SF65G A0G Datasheet

Parametric EquivalentRFQ

SF65GHA0G

Taiwan Semiconductor CorporationIn Stock: 1093SF65GHA0G Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SF65G-AP are qualified based on strict electrical and mechanical parameter matching. All substitute candidates must satisfy the following criteria:

Mandatory Matching Parameters:

• Voltage - DC Reverse (Vr) (Max): 300 V
• Current - Average Rectified (Io): 6 A
• Voltage - Forward (Vf) (Max) @ If: 1.3 V @ 6 A
• Reverse Recovery Time (trr): 35 ns
• Current - Reverse Leakage @ Vr: 5 µA @ 300 V
• Speed Classification: Fast Recovery ≤ 500ns, > 200mA (Io)
• Package / Case: DO-201AD, Axial
• Mounting Type: Through Hole
• Operating Temperature - Junction: -55°C to 150°C
• RoHS Status: ROHS3 Compliant

Substitute parts identified below meet all mandatory electrical specifications and mechanical compatibility requirements. Differences in capacitance values and product status are noted but do not affect functional substitution in standard rectification applications.

Parameter Comparison

Engineering Selection Recommendations

SF65G A0G (Taiwan Semiconductor Corporation)

This substitute part is electrically and mechanically identical to the SF65G-AP across all critical rectification parameters. The SF65G A0G carries Active product status, ensuring continued availability and supply chain stability. Both parts are ROHS3 compliant and operate across the same temperature range. The lower capacitance value (50 pF versus 90 pF) represents an improvement in high-frequency switching applications. This part is suitable for general-purpose rectification in standard industrial and consumer applications.

SF65GHA0G (Taiwan Semiconductor Corporation)

This substitute part meets all electrical and mechanical specifications of the SF65G-AP and adds automotive-grade qualification under AEC-Q101 standard. The SF65GHA0G is designated for applications requiring automotive reliability and traceability. Like the SF65G A0G, it carries Active product status and ROHS3 compliance. The automotive qualification makes this part appropriate for automotive power supply circuits, industrial equipment with automotive-equivalent reliability requirements, and applications subject to automotive supply chain standards.

Both substitute parts provide direct functional replacement with improved product lifecycle status compared to the end-of-life SF65G-AP.

Frequently Asked Questions (FAQ)

Q: Can SF65G A0G and SF65GHA0G be used interchangeably with SF65G-AP?

A: Both substitute parts satisfy all electrical and mechanical parameters required for SF65G-AP replacement. The SF65G A0G is suitable for standard applications. The SF65GHA0G adds automotive-grade qualification and is appropriate for applications requiring AEC-Q101 compliance or automotive supply chain traceability.

Q: What is the significance of the capacitance difference between SF65G-AP (90 pF) and the substitute parts (50 pF)?

A: The lower capacitance in substitute parts represents a reduction in junction capacitance. This does not affect core rectification performance but may improve performance in high-frequency switching circuits. Both values remain within acceptable ranges for standard rectifier applications.

Q: Why is product status important when selecting a substitute?

A: The SF65G-AP is classified as "Not For New Designs," indicating end-of-life status and potential supply discontinuation. Both substitute parts carry Active status, ensuring continued manufacturing, availability, and supply chain support for current and future production requirements.

Q: Are the substitute parts physically compatible with existing PCB layouts designed for SF65G-AP?

A: Yes. Both substitute parts use the DO-201AD axial through-hole package with identical mechanical dimensions and pin configuration. Direct board-level substitution is possible without PCB redesign.

Q: What compliance certifications apply to these substitute parts?

A: All three parts (SF65G-AP, SF65G A0G, and SF65GHA0G) are ROHS3 compliant and REACH unaffected. The SF65GHA0G additionally carries AEC-Q101 automotive qualification. All parts are classified under ECCN EAR99 and HTSUS 8541.10.0080.

Q: Can SF65GHA0G be used in non-automotive applications?

A: Yes. The SF65GHA0G meets all electrical and mechanical specifications for standard rectification applications. Automotive qualification represents an additional quality and traceability attribute but does not restrict use in non-automotive circuits.