S2D_R1_00001 Equivalent & Substitute Parts

Part Overview

The S2D_R1_00001 is a general-purpose rectifier diode manufactured by Panjit International Inc., rated for 200 V DC reverse voltage and 2 A average rectified current in a surface mount SMB (DO-214AA) package. This component is currently active in production and available in tape and reel packaging.

Substitute parts become necessary when the primary part experiences supply constraints, extended lead times, or when design requirements permit operation with alternative electrical characteristics within acceptable parameters. The substitute identified for this diode offers higher current capacity and faster recovery characteristics while maintaining voltage rating and package compatibility.

Substiute Parts

S2D_R1_00001

Panjit International Inc.In Stock: 1866S2D_R1_00001 Datasheet

Current PartRFQ

HS3DB R5G

Taiwan Semiconductor CorporationIn Stock: 3935HS3DB R5G Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the S2D_R1_00001 is determined by the following critical parameters:

Mandatory Compatibility Parameters:

• Voltage - DC Reverse (Vr) (Max): Must equal or exceed 200 V
• Package / Case: Must be DO-214AA or SMB equivalent
• Mounting Type: Must be Surface Mount
• Operating Temperature Range: Must encompass -55°C to 150°C junction temperature

Allowable Variation Parameters:

• Current - Average Rectified (Io): May exceed 2 A (higher current rating is acceptable for drop-in replacement)
• Voltage - Forward (Vf): May be lower than 1.1 V (improved performance characteristic)
• Recovery Speed: May be faster than standard recovery (improved performance characteristic)

The substitute part HS3DB R5G meets all mandatory compatibility requirements and provides enhanced electrical performance through higher current capacity (3 A) and faster recovery characteristics (≤500 ns).

Parameter Comparison

Engineering Selection Recommendations

Primary Part (S2D_R1_00001): The S2D_R1_00001 is the preferred selection for new designs and ongoing production. This part maintains active product status, ensuring long-term availability and supply chain stability. It is ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements. Tape and reel packaging supports automated assembly processes.

Substitute Part (HS3DB R5G): The HS3DB R5G is suitable for applications where the primary part is unavailable or where design specifications permit operation with enhanced electrical characteristics. This substitute provides higher current capacity (3 A versus 2 A) and faster recovery performance (≤500 ns versus >500 ns), making it compatible with circuits designed for the S2D_R1_00001 specifications. However, the HS3DB R5G is discontinued at DiGi Electronics, limiting its viability for long-term production use. The substitute is supplied in cut tape packaging rather than tape and reel, which may require manual handling or alternative assembly processes.

Both parts share identical voltage ratings, package form factors, mounting types, operating temperature ranges, and regulatory compliance status. Selection between these parts should be based on availability, packaging requirements, and circuit tolerance for the noted electrical parameter variations.

Frequently Asked Questions (FAQ)

Q: Can the HS3DB R5G directly replace the S2D_R1_00001 in existing designs?

A: Yes, the HS3DB R5G is electrically and mechanically compatible with the S2D_R1_00001. Both parts share the same 200 V reverse voltage rating, DO-214AA package, surface mount configuration, and operating temperature range. The substitute provides higher current capacity (3 A) and faster recovery characteristics, which are compatible with circuits designed for the original part's 2 A specification.

Q: What are the key differences between these two diodes?

A: The primary differences are current rating (2 A versus 3 A), recovery speed (standard versus fast), reverse leakage current (1 µA versus 10 µA), and capacitance (30 pF versus 80 pF). The HS3DB R5G also differs in packaging format (cut tape versus tape and reel) and product status (discontinued versus active).

Q: Does the higher current rating of the HS3DB R5G affect circuit operation?

A: No. A higher current rating does not negatively affect circuit operation when the actual circuit current remains within the original design specification. The substitute's 3 A rating provides additional margin above the 2 A requirement of the S2D_R1_00001.

Q: Are there compliance or regulatory differences between these parts?

A: Both parts are ROHS3 compliant and REACH unaffected. No compliance or regulatory differences exist between the two diodes.

Q: What is the significance of the faster recovery time in the HS3DB R5G?

A: The HS3DB R5G features fast recovery (≤500 ns with 50 ns specified reverse recovery time) compared to the S2D_R1_00001 standard recovery (>500 ns). Faster recovery reduces switching losses and improves efficiency in high-frequency applications. This characteristic is compatible with circuits designed for the original part.

Q: Why is the HS3DB R5G discontinued if it is a suitable substitute?

A: Product discontinuation is determined by manufacturer production decisions and market demand, not by technical performance. The HS3DB R5G remains electrically and mechanically compatible with the S2D_R1_00001 despite its discontinued status. However, discontinued parts have limited availability and should not be selected for new production designs requiring long-term supply assurance.

Q: Does packaging format affect substitution compatibility?

A: Packaging format (tape and reel versus cut tape) affects assembly process compatibility and handling requirements but does not affect electrical or mechanical component compatibility. The S2D_R1_00001 in tape and reel format is optimized for automated assembly, while the HS3DB R5G in cut tape format may require manual handling or alternative assembly processes.