Equivalent & Substitute Parts for DF005S-G Bridge Rectifier

Part Overview

The DF005S-G is a single-phase bridge rectifier manufactured by Comchip Technology, rated for 50 V peak reverse voltage and 1 A average rectified current. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. The part is housed in a 4-SMD, Gull Wing surface mount package and operates across a temperature range of -55°C to 150°C.

Key Parameters

Parameter	Value
Voltage - Peak Reverse (Max)	50 V
Current - Average Rectified (Io)	1 A
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 1 A
Current - Reverse Leakage @ Vr	10 µA @ 50 V
Operating Temperature Range	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Package / Case	4-SMD, Gull Wing
Diode Type	Single Phase
Technology	Standard
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the DF005S-G is determined by matching the following critical parameters: peak reverse voltage (50 V), average rectified current (1 A minimum), forward voltage drop (1.1 V @ 1 A maximum), reverse leakage current (10 µA @ 50 V maximum), operating temperature range (-55°C to 150°C minimum), surface mount mounting type, and 4-SMD Gull Wing package configuration. All substitute parts listed maintain these electrical and mechanical specifications, ensuring functional compatibility in circuit applications.

Substitute parts are categorized as follows:

MFR Recommended Substitutes: Parts actively recommended by manufacturers as direct replacements, typically with active product status.

Parametric Equivalents: Parts meeting all critical electrical parameters and package requirements, sourced from alternative manufacturers.

Upgrade Options: Parts with enhanced specifications (higher current ratings or improved leakage characteristics) suitable for applications requiring additional performance margin.

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io (A)	Vf (Max) @ If	Ir @ Vr	Temp Range	Product Status	Package
DF005S-G	Comchip Technology	50 V	1 A	1.1 V @ 1 A	10 µA @ 50 V	-55°C ~ 150°C	Obsolete	4-SMD, Gull Wing
DF005S-HF	Comchip Technology	50 V	1 A	1.1 V @ 1 A	10 µA @ 50 V	-55°C ~ 150°C	Active	4-SMD, Gull Wing
DB101S-G	Comchip Technology	50 V	1 A	1.1 V @ 1 A	10 µA @ 50 V	-55°C ~ 150°C	Obsolete	4-SMD, Gull Wing
DB101S-HF	Comchip Technology	50 V	1 A	1.1 V @ 1 A	10 µA @ 50 V	-55°C ~ 150°C	Active	4-SMD, Gull Wing
DF005S-T	Diodes Incorporated	50 V	1 A	1.1 V @ 1 A	10 µA @ 50 V	-65°C ~ 150°C	Active	4-SMD, Gull Wing
DBLS101G C1G	Taiwan Semiconductor Corporation	50 V	1 A	1.1 V @ 1 A	2 µA @ 50 V	-55°C ~ 150°C	Active	4-SMD, Gull Wing
DBLS101GHC1G	Taiwan Semiconductor Corporation	50 V	1 A	1.1 V @ 1 A	2 µA @ 50 V	-55°C ~ 150°C	Active	4-SMD, Gull Wing
DF005S-E3/45	Vishay General Semiconductor - Diodes Division	50 V	1 A	1.1 V @ 1 A	5 µA @ 50 V	-55°C ~ 150°C	Active	4-SMD, Gull Wing
DF005SA-E3/45	Vishay General Semiconductor - Diodes Division	50 V	1 A	1.1 V @ 1 A	5 µA @ 50 V	-55°C ~ 150°C	Active	4-SMD, Gull Wing
DF005S	onsemi	50 V	1.5 A	1.1 V @ 1 A	5 µA @ 50 V	-55°C ~ 150°C	Not For New Designs	4-SMD, Gull Wing

Engineering Selection Recommendations

For Active Production: DF005S-HF (Comchip Technology) or DB101S-HF (Comchip Technology) are preferred selections, as both maintain active product status and identical electrical specifications to the obsolete DF005S-G. These parts ensure long-term supply continuity and are ROHS3 compliant.

For Extended Temperature Range: DF005S-T (Diodes Incorporated) extends the lower operating temperature to -65°C, providing additional thermal margin for applications requiring enhanced cold-temperature performance while maintaining all other electrical parameters.

For Improved Leakage Characteristics: DBLS101G C1G and DBLS101GHC1G (Taiwan Semiconductor Corporation) offer reduced reverse leakage current (2 µA @ 50 V versus 10 µA @ 50 V), beneficial for low-power or high-impedance circuit applications. The DBLS101GHC1G variant includes AEC-Q101 automotive qualification.

For Enhanced Current Capability: DF005S (onsemi) provides 1.5 A average rectified current, suitable for applications requiring additional current margin. This part is classified as "Not For New Designs" but remains available for legacy system support.

For General Replacement: DF005S-E3/45 or DF005SA-E3/45 (Vishay General Semiconductor - Diodes Division) are active alternatives with reduced reverse leakage (5 µA @ 50 V) and full ROHS3 compliance.

All substitute parts are ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99 with HTSUS code 8541.10.0080, matching the regulatory status of the original DF005S-G.

Frequently Asked Questions (FAQ)

Q: Can DF005S-HF directly replace DF005S-G in existing designs?

A: Yes. DF005S-HF maintains identical electrical specifications (50 V, 1 A, 1.1 V forward drop, 10 µA leakage) and package configuration (4-SMD, Gull Wing). The primary difference is product status: DF005S-HF is active while DF005S-G is obsolete.

Q: What is the difference between DB101S-G and DF005S-G?

A: Both parts are electrically equivalent with identical voltage, current, and temperature ratings. The difference lies in the supplier device package designation (DBS versus DFS) and manufacturer base product number (DB101 versus DF005). Functional performance in circuit applications is equivalent.

Q: Are the Taiwan Semiconductor DBLS101 variants suitable for all applications?

A: DBLS101G C1G and DBLS101GHC1G are suitable for applications where reduced reverse leakage current (2 µA @ 50 V) is beneficial. The DBLS101GHC1G includes AEC-Q101 automotive qualification for automotive-grade applications. Both maintain the 50 V / 1 A electrical specification and 4-SMD Gull Wing package.

Q: Can DF005S (onsemi) be used as a substitute?

A: DF005S (onsemi) is electrically compatible with enhanced current capability (1.5 A versus 1 A). However, this part is classified as "Not For New Designs," limiting its use to legacy system maintenance and repair applications where supply of the original part is unavailable.

Q: What packaging options are available for substitutes?

A: All listed substitute parts use identical 4-SMD, Gull Wing surface mount packaging, ensuring mechanical compatibility with existing PCB layouts. Packaging variations (Tube, Cut Tape & Digi-Reel, Tape & Reel) reflect supplier distribution formats and do not affect component functionality.

Q: Which substitute offers the best long-term availability?

A: DF005S-HF (Comchip Technology) and DB101S-HF (Comchip Technology) are recommended for long-term production use due to active product status. Both manufacturers maintain these parts in current production with established supply chains.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant and REACH unaffected, matching the regulatory compliance of the original DF005S-G.

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