DSEC60-02A Equivalent & Substitute Parts Reference

Part Overview

The DSEC60-02A is a diode array rectifier manufactured by IXYS, configured as a 1 Pair Common Cathode design rated for 200 V DC reverse voltage and 30 A average rectified current per diode. The device is packaged in TO-247-3 through-hole format and utilizes fast recovery technology with a 25 ns reverse recovery time. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement continuity.

Substiute Parts

DSEC60-02A

IXYSIn Stock: 1444DSEC60-02A Datasheet

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DPF60C200HB

IXYSIn Stock: 3348DPF60C200HB Datasheet

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DPF80C200HB

IXYSIn Stock: 2265DPF80C200HB Datasheet

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APT30D20BCTG

Microchip TechnologyIn Stock: 1610APT30D20BCTG Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the DSEC60-02A is determined by the following critical parameters:

1. Voltage Rating: All substitute parts must maintain the 200 V DC reverse voltage specification to ensure circuit protection and reliability.

2. Diode Configuration: All substitutes must retain the 1 Pair Common Cathode configuration to maintain electrical compatibility with existing PCB layouts and circuit designs.

3. Package Type: All substitutes must use the TO-247-3 through-hole package to ensure mechanical and thermal compatibility with existing mounting infrastructure.

4. Current Rating: Substitute parts may have equal or higher average rectified current ratings (30 A or greater) without circuit impact, as higher-rated devices operate within the same voltage and thermal envelope.

5. Speed Classification: All substitutes must maintain fast recovery technology classification (≤ 500ns, > 200mA) to preserve switching performance characteristics.

6. Operating Temperature Range: Substitute parts must support the full -55°C to 175°C junction temperature range or a compatible subset that covers the application requirements.

The three substitute parts listed (DPF60C200HB, DPF80C200HB, and APT30D20BCTG) meet these substitution criteria with variations in current rating, forward voltage, and reverse recovery time that remain within acceptable engineering tolerances for this device category.

Parameter Comparison

Engineering Selection Recommendations

DPF60C200HB (IXYS): This substitute provides a 60 A current rating, double the original specification, while maintaining identical voltage and temperature ratings. The part is active and ROHS3 compliant. The increased reverse recovery time (55 ns versus 25 ns) and slightly elevated forward voltage (1.3 V @ 60 A) are acceptable trade-offs for applications where higher current capacity provides design margin. This part is suitable for direct replacement in applications not constrained by switching frequency or thermal dissipation limits.

DPF80C200HB (IXYS): This substitute provides a 40 A current rating with improved reverse leakage characteristics (1 µA @ 200 V) and moderate reverse recovery time (35 ns). The part is active and ROHS3 compliant. The operating temperature range is limited to -55°C to 150°C, which is acceptable for most industrial applications but excludes high-temperature environments above 150°C. This part offers a balanced performance profile between the original and higher-current alternatives.

APT30D20BCTG (Microchip Technology): This substitute matches the original 30 A current rating and operating temperature range (-55°C to 175°C), providing the closest electrical equivalence. The part is active and ROHS3 compliant. The reverse recovery time (24 ns) is comparable to the original (25 ns). However, the reverse leakage current is significantly elevated (250 µA @ 200 V versus 10 µA @ 200 V), which may impact applications with stringent leakage requirements. This part is suitable for direct replacement in applications where leakage current is not a critical design parameter.

All three substitutes maintain the required 200 V voltage rating, 1 Pair Common Cathode configuration, and TO-247-3 package format. Selection should be based on specific application requirements regarding current capacity, switching speed, leakage current, and temperature range.

Frequently Asked Questions (FAQ)

Q: Can the DPF60C200HB (60 A) be used as a direct replacement for the DSEC60-02A (30 A)?

A: Yes. The DPF60C200HB maintains identical voltage rating (200 V), diode configuration (1 Pair Common Cathode), package type (TO-247-3), and operating temperature range (-55°C to 175°C). The higher current rating does not create compatibility issues in circuits designed for 30 A operation. The increased reverse recovery time (55 ns) may affect switching performance in high-frequency applications.

Q: What is the impact of the DPF80C200HB's reduced operating temperature range (-55°C to 150°C)?

A: The DPF80C200HB cannot be used in applications requiring junction temperatures above 150°C. For applications operating within -55°C to 150°C, this part is fully compatible. Verify application temperature requirements before selection.

Q: Why does the APT30D20BCTG have significantly higher reverse leakage current (250 µA)?

A: Reverse leakage current is a device characteristic determined by semiconductor manufacturing and design. The APT30D20BCTG exhibits higher leakage than the original DSEC60-02A. Applications sensitive to leakage current (such as precision analog circuits or high-impedance circuits) should evaluate this parameter against circuit requirements.

Q: Are all substitute parts available in the same packaging format?

A: Yes. All substitute parts use TO-247-3 through-hole packaging. The DPF60C200HB and DPF80C200HB are supplied in tube packaging, while the APT30D20BCTG is supplied in tube packaging. All are compatible with standard TO-247-3 PCB footprints and mounting hardware.

Q: Which substitute part provides the closest electrical match to the DSEC60-02A?

A: The APT30D20BCTG provides the closest current rating match (30 A) and reverse recovery time (24 ns versus 25 ns). However, the elevated reverse leakage current (250 µA) differs significantly from the original (10 µA). The DPF80C200HB offers a balanced alternative with improved leakage characteristics (1 µA) and moderate current rating (40 A).

Q: Can these parts be used interchangeably in existing designs?

A: Interchangeability depends on specific circuit requirements. All three substitutes maintain the critical voltage rating, configuration, and package format. Differences in current rating, forward voltage, reverse recovery time, and leakage current must be evaluated against application specifications. Thermal design and switching frequency requirements should be reviewed before implementation.