HDBLS105G C1G Bridge Rectifier Equivalent & Substitute Parts

Part Overview

The HDBLS105G C1G is a single-phase bridge rectifier manufactured by Taiwan Semiconductor Corporation, rated for 600 V peak reverse voltage and 1 A average rectified current. This component is classified as Active and meets AEC-Q101 automotive qualification standards. The device is packaged in a 4-SMD Gull Wing surface mount configuration with ROHS3 compliance and unlimited moisture sensitivity rating.

Bridge rectifiers of this specification are essential in power supply circuits requiring AC-to-DC conversion. Equivalent and substitute parts are identified based on matching electrical performance parameters, mechanical compatibility, and regulatory compliance to support component procurement flexibility and supply chain continuity.

Key Parameters

Parameter	Value	Unit
Voltage - Peak Reverse (Max)	600	V
Current - Average Rectified (Io)	1	A
Voltage - Forward (Vf) (Max) @ If	1.7	V @ 1 A
Current - Reverse Leakage @ Vr	5	µA @ 600 V
Operating Temperature Range	-55 to 150	°C (TJ)
Diode Type	Single Phase	—
Technology	Standard	—
Mounting Type	Surface Mount	—
Package / Case	4-SMD, Gull Wing	—
RoHS Status	ROHS3 Compliant	—
Grade	Automotive	—
Qualification	AEC-Q101	—

Substitute Part Grouping Explanation

Substitute parts for the HDBLS105G C1G are identified based on the following critical parameters that determine functional equivalence:

Primary Matching Criteria:

Voltage - Peak Reverse (Max): 600 V
Current - Average Rectified (Io): 1 A or higher
Diode Type: Single Phase
Technology: Standard
Mounting Type: Surface Mount
Package / Case: 4-SMD, Gull Wing
Operating Temperature Range: Minimum -55°C to 150°C
RoHS Status: ROHS3 Compliant

Substitution Logic:

Parts are grouped into two categories based on current rating alignment:

Category 1: Direct Current Rating Match (1 A) Parts with 1 A average rectified current provide direct electrical equivalence to the HDBLS105G C1G. These include DF06S-E3/45, DF06S-E3/77, DF06S-T, and DF06S1. All maintain identical voltage specifications, temperature ranges, and package configurations.

Category 2: Elevated Current Rating (1.5 A) Parts with 1.5 A average rectified current (DF1506S-E3/45 and DF1506S-E3/77) exceed the original specification and function as substitutes in applications where higher current capacity is acceptable. These parts maintain all other electrical and mechanical parameters.

All substitute parts comply with ROHS3 and REACH requirements, possess unlimited moisture sensitivity rating (MSL 1), and are classified as Active products except where noted.

Parameter Comparison

Parameter	HDBLS105G C1G	DF06S-E3/45	DF06S-E3/77	DF06S-T	DF06S1	DF1506S-E3/45	DF1506S-E3/77
Manufacturer	Taiwan Semiconductor Corporation	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Diodes Incorporated	onsemi	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division
Voltage - Peak Reverse (Max)	600 V	600 V	600 V	600 V	600 V	600 V	600 V
Current - Average Rectified (Io)	1 A	1 A	1 A	1 A	1 A	1.5 A	1.5 A
Voltage - Forward (Vf) (Max) @ If	1.7 V @ 1 A	1.1 V @ 1 A	1.1 V @ 1 A	1.1 V @ 1 A	1.1 V @ 1 A	1.1 V @ 1.5 A	1.1 V @ 1.5 A
Current - Reverse Leakage @ Vr	5 µA @ 600 V	5 µA @ 600 V	5 µA @ 600 V	10 µA @ 600 V	5 µA @ 600 V	10 µA @ 600 V	10 µA @ 600 V
Operating Temperature Range	-55 to 150 °C (TJ)	-55 to 150 °C (TJ)	-55 to 150 °C (TJ)	-65 to 150 °C (TJ)	-55 to 150 °C (TJ)	-55 to 150 °C (TJ)	-55 to 150 °C (TJ)
Diode Type	Single Phase	Single Phase	Single Phase	Single Phase	Single Phase	Single Phase	Single Phase
Technology	Standard	Standard	Standard	Standard	Standard	Standard	Standard
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	4-SMD, Gull Wing	4-SMD, Gull Wing	4-SMD, Gull Wing	4-SMD, Gull Wing	4-SMD, Gull Wing	4-SMD, Gull Wing	4-SMD, Gull Wing
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active	Active	Not For New Designs	Active	Active
Packaging Type	—	Tube	Tape & Reel (TR)	Cut Tape (CT) & Digi-Reel®	Tape & Reel (TR)	Tube	Tape & Reel (TR)

Engineering Selection Recommendations

For Direct Equivalence (1 A Current Rating):

DF06S-E3/77 (Vishay General Semiconductor - Diodes Division) is the primary substitute for the HDBLS105G C1G. This part maintains identical electrical specifications, operating temperature range, and package configuration. The part is Active and ROHS3 compliant. Packaging is supplied in Tape & Reel format with 75,023 units in stock.

DF06S-E3/45 (Vishay General Semiconductor - Diodes Division) provides equivalent electrical performance with identical voltage, current, and temperature specifications. This variant is supplied in Tube packaging with 4,130 units in stock.

DF06S-T (Diodes Incorporated) meets all electrical requirements with extended operating temperature range (-65°C to 150°C). Current - Reverse Leakage is specified at 10 µA versus 5 µA for the original part. Packaging is Cut Tape and Digi-Reel format with 59,300 units in stock.

For Elevated Current Applications (1.5 A Current Rating):

DF1506S-E3/77 (Vishay General Semiconductor - Diodes Division) provides 1.5 A average rectified current while maintaining 600 V peak reverse voltage and all other electrical parameters. This part is Active and ROHS3 compliant, supplied in Tape & Reel format with 5,362 units in stock.

DF1506S-E3/45 (Vishay General Semiconductor - Diodes Division) offers the same 1.5 A current rating with equivalent electrical specifications, supplied in Tube packaging with 2,558 units in stock.

Not Recommended for New Designs:

DF06S1 (onsemi) is classified as Not For New Designs and should not be selected for new circuit implementations, despite meeting electrical specifications.

Frequently Asked Questions (FAQ)

Q: Can DF06S-E3/77 be used as a direct replacement for HDBLS105G C1G?

A: Yes. DF06S-E3/77 maintains identical electrical specifications including 600 V peak reverse voltage, 1 A average rectified current, -55°C to 150°C operating temperature range, and 4-SMD Gull Wing package configuration. Both parts are ROHS3 compliant and possess unlimited moisture sensitivity rating.

Q: What is the difference between DF06S-E3/45 and DF06S-E3/77?

A: Both parts are manufactured by Vishay General Semiconductor - Diodes Division and possess identical electrical specifications. The primary difference is packaging: DF06S-E3/45 is supplied in Tube format while DF06S-E3/77 is supplied in Tape & Reel format. Selection depends on assembly process requirements and procurement volume.

Q: Can DF1506S-E3/77 be used in place of HDBLS105G C1G?

A: DF1506S-E3/77 is electrically compatible with HDBLS105G C1G for applications where the circuit design permits higher current capacity. The substitute part is rated for 1.5 A average rectified current versus 1 A for the original part. All other electrical parameters, temperature range, and package configuration are equivalent. This substitution is valid when circuit design does not restrict current rating to exactly 1 A.

Q: What is the significance of the forward voltage difference between HDBLS105G C1G and DF06S-E3/77?

A: HDBLS105G C1G specifies maximum forward voltage of 1.7 V at 1 A, while DF06S-E3/77 specifies 1.1 V at 1 A. The lower forward voltage of the substitute part results in reduced power dissipation and improved efficiency in the rectifier circuit. This difference does not prevent substitution; it represents an improvement in thermal performance.

Q: Are all substitute parts automotive qualified?

A: HDBLS105G C1G carries AEC-Q101 automotive qualification. Substitute parts DF06S-E3/45, DF06S-E3/77, DF06S-T, DF06S1, DF1506S-E3/45, and DF1506S-E3/77 are not explicitly listed with automotive qualification in the provided specifications. Automotive qualification requirements must be confirmed with the respective manufacturers if the application demands AEC-Q101 compliance.

Q: What packaging options are available for 1 A rated substitutes?

A: DF06S-E3/45 is supplied in Tube packaging. DF06S-E3/77 is supplied in Tape & Reel format. DF06S-T is supplied in Cut Tape and Digi-Reel format. Selection of packaging type depends on assembly equipment compatibility and procurement volume requirements.

Q: Why is DF06S-T listed as a substitute despite higher reverse leakage current?

A: DF06S-T specifies 10 µA reverse leakage at 600 V compared to 5 µA for HDBLS105G C1G. This difference does not prevent functional substitution in most applications. The extended operating temperature range (-65°C to 150°C) of DF06S-T provides additional thermal margin. Reverse leakage impact must be evaluated based on specific circuit requirements.

Q: Should DF06S1 be considered for new designs?

A: No. DF06S1 is classified as Not For New Designs. While the part meets electrical specifications, this status indicates the manufacturer has discontinued active support for new applications. New circuit designs should select from parts with Active product status.

Q: What is the inventory status of substitute parts?

A: DF06S-E3/77 has the highest inventory availability with 75,023 units in stock. DF06S-T has 59,300 units. DF06S-E3/45 has 4,130 units. DF1506S-E3/77 has 5,362 units. DF1506S-E3/45 has 2,558 units. DF06S1 has 4,796 units. Inventory levels support procurement flexibility across multiple substitute options.

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