DGS17-030CS Equivalent & Substitute Parts

Part Overview

The DGS17-030CS is a Schottky diode rated for 300 V DC reverse voltage and 29 A average rectified current in a Surface Mount TO-252AA package. This component is classified as Obsolete, necessitating identification of functionally equivalent alternatives for ongoing design requirements and procurement needs. Substitute parts must maintain electrical performance within the application's design parameters while meeting current manufacturing and compliance standards.

Substiute Parts

DGS17-030CS

IXYSIn Stock: 981DGS17-030CS Datasheet

Current PartRFQ

C3D04060E

Wolfspeed, Inc.In Stock: 1349C3D04060E Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the DGS17-030CS is determined by the following critical electrical and mechanical parameters:

Voltage Rating Compatibility: The substitute part must support the application's maximum reverse voltage requirement. The DGS17-030CS operates at 300 V maximum reverse voltage. Substitute parts with equal or higher voltage ratings are electrically compatible.

Current Capacity: The substitute part must deliver the required average rectified current. The DGS17-030CS is rated for 29 A. Substitute parts with equal or higher current ratings satisfy this requirement.

Package and Mounting: The substitute part must use the same Surface Mount package configuration (TO-252-3, DPAK with 2 Leads + Tab, SC-63) to ensure mechanical and thermal compatibility with existing PCB layouts.

Forward Voltage Characteristics: Forward voltage drop affects power dissipation and thermal performance. Substitute parts with forward voltage specifications within acceptable design margins maintain circuit efficiency.

Reverse Recovery Behavior: Fast recovery characteristics (trr ≤ 500 ns) minimize switching losses and electromagnetic interference. Substitute parts with comparable or superior recovery performance are functionally equivalent.

Operating Temperature Range: The substitute part must support the same junction temperature range (-55°C to 175°C) to ensure reliability across the application's thermal environment.

The C3D04060E meets these substitution criteria through equivalent package geometry, compatible operating temperature range, and Surface Mount configuration, while providing enhanced electrical performance characteristics.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The DGS17-030CS is classified as Obsolete. The C3D04060E is classified as Active, ensuring continued availability, manufacturing support, and compliance with current regulatory standards.

Compliance and Certifications: The C3D04060E carries ROHS3 compliance certification, meeting current environmental and hazardous substance restrictions. Both parts are classified under ECCN EAR99 and share the same HTSUS code (8541.10.0080).

Voltage and Current Trade-offs: The C3D04060E provides 600 V reverse voltage rating, exceeding the DGS17-030CS requirement of 300 V. However, the C3D04060E is rated for 13.5 A average rectified current, which is lower than the DGS17-030CS rating of 29 A. Applications requiring the full 29 A capacity cannot use the C3D04060E as a direct substitute.

Technology Advancement: The C3D04060E employs Silicon Carbide (SiC) Schottky technology, delivering zero reverse recovery time (trr = 0 ns) compared to the DGS17-030CS (trr = 23 ns). This represents improved switching performance and reduced electromagnetic interference generation.

Thermal and Leakage Performance: The C3D04060E demonstrates lower reverse leakage current (50 µA @ 600 V) relative to the DGS17-030CS (250 µA @ 300 V), indicating superior blocking characteristics and reduced standby power dissipation.

Moisture Sensitivity: The C3D04060E carries MSL 3 (168 Hours) compared to the DGS17-030CS MSL 1 (Unlimited). This requires adherence to moisture control procedures during storage and handling.

Frequently Asked Questions (FAQ)

Q: Can the C3D04060E directly replace the DGS17-030CS in all applications?

A: The C3D04060E is mechanically compatible (identical TO-252-3 DPAK package) and operates within the same temperature range. However, the C3D04060E current rating (13.5 A) is lower than the DGS17-030CS rating (29 A). Direct substitution is only valid for applications requiring 13.5 A or less average rectified current.

Q: What are the advantages of the C3D04060E over the DGS17-030CS?

A: The C3D04060E provides higher reverse voltage rating (600 V vs. 300 V), zero reverse recovery time (0 ns vs. 23 ns), lower reverse leakage current (50 µA vs. 250 µA), and Active product status with ROHS3 compliance. These characteristics reduce switching losses, improve efficiency, and ensure long-term supply availability.

Q: Does the higher voltage rating of the C3D04060E affect circuit compatibility?

A: Higher voltage rating does not negatively affect circuit compatibility. The C3D04060E operates safely at the DGS17-030CS voltage level (300 V) with additional voltage margin. The component will not conduct or fail at lower voltages.

Q: What is the impact of the C3D04060E's lower current rating?

A: Applications designed for 29 A operation cannot use the C3D04060E without circuit redesign. The lower current rating (13.5 A) represents a fundamental electrical limitation. Exceeding this rating causes excessive heat generation and component failure.

Q: Are there thermal management differences between these parts?

A: Both parts use identical TO-252-3 DPAK packages with equivalent thermal characteristics. However, the C3D04060E's lower forward voltage (1.7 V @ 4 A vs. 1.9 V @ 7.5 A) and zero recovery time reduce power dissipation, potentially improving thermal performance in equivalent applications.

Q: What handling precautions apply to the C3D04060E?

A: The C3D04060E carries MSL 3 (168 Hours) moisture sensitivity. Storage in controlled humidity environments and adherence to moisture reflow procedures are required. The DGS17-030CS carries MSL 1 (Unlimited), requiring no special moisture control.

Q: Are both parts suitable for high-frequency switching applications?

A: The C3D04060E is superior for high-frequency applications due to zero reverse recovery time, eliminating recovery-related switching losses. The DGS17-030CS exhibits 23 ns recovery time, which may limit performance in applications exceeding several hundred kilohertz switching frequency.

Q: What is the significance of the SiC technology in the C3D04060E?

A: Silicon Carbide (SiC) Schottky technology enables higher voltage operation, faster switching, lower leakage, and improved thermal stability compared to conventional silicon Schottky diodes. The C3D04060E's SiC construction delivers these performance enhancements within the same package footprint.