DF06S1 Bridge Rectifier Single Phase 600V 1A - Equivalent & Substitute Parts

Part Overview

The DF06S1 is a single-phase bridge rectifier manufactured by onsemi, rated for 600V peak reverse voltage and 1A average rectified current. This component is classified as "Not For New Designs" by the manufacturer, making equivalent and substitute parts necessary for ongoing production and maintenance applications. The DF06S1 features a 4-SDIP surface mount package with standard rectifier technology and operates across a temperature range of -55°C to 150°C.

Key Parameters

Parameter	Value
Diode Type	Single Phase
Technology	Standard
Voltage - Peak Reverse (Max)	600 V
Current - Average Rectified (Io)	1 A
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 1 A
Operating Temperature Range	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Package / Case	4-SMD, Gull Wing
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the DF06S1 are qualified based on the following electrical and mechanical parameters:

Voltage - Peak Reverse (Max): 600 V
Current - Average Rectified (Io): 1 A
Voltage - Forward (Vf) (Max) @ If: 1.1 V @ 1 A
Operating Temperature Range: -55°C ~ 150°C (TJ)
Mounting Type: Surface Mount
Package / Case: 4-SMD, Gull Wing
Diode Type: Single Phase
Technology: Standard

All substitute parts listed maintain these core electrical specifications and surface mount gull wing package configuration. Variations in reverse leakage current, supplier device package designation, and product status are noted but do not disqualify substitution where electrical parameters align.

Parameter Comparison

Part Number	Manufacturer	Voltage - Peak Reverse (Max)	Current - Average Rectified (Io)	Voltage - Forward (Vf) (Max) @ If	Current - Reverse Leakage @ Vr	Operating Temperature	Product Status	Supplier Device Package
DF06S1	onsemi	600 V	1 A	1.1 V @ 1 A	5 µA @ 600 V	-55°C ~ 150°C (TJ)	Not For New Designs	4-SDIP
MDB6S	onsemi	600 V	1 A	1.1 V @ 1 A	10 µA @ 600 V	-55°C ~ 150°C (TJ)	Not For New Designs	4-MicroDIP/SMD
ABS6-HF	Comchip Technology	600 V	1 A	1.1 V @ 1 A	5 µA @ 1000 V	-55°C ~ 150°C (TJ)	Active	ABS
ABS6U	SMC Diode Solutions	600 V	1 A	1.1 V @ 1 A	5 µA @ 600 V	-55°C ~ 150°C (TJ)	Active	ABS
B106S_R2_00001	Panjit International Inc.	600 V	1 A	1.1 V @ 1 A	5 µA @ 600 V	-55°C ~ 150°C (TJ)	Active	4-MDI
DB105S	SMC Diode Solutions	600 V	1 A	1.1 V @ 1 A	5 µA @ 600 V	-55°C ~ 150°C (TJ)	Active	DB-S
DBLS105G	Taiwan Semiconductor Corporation	600 V	1 A	1.1 V @ 1 A	2 µA @ 600 V	-55°C ~ 150°C (TJ)	Active	DBLS
DBLS105GH	Taiwan Semiconductor Corporation	600 V	1 A	1.1 V @ 1 A	2 µA @ 600 V	-55°C ~ 150°C (TJ)	Active	DBLS
DF06S-E3/77	Vishay General Semiconductor - Diodes Division	600 V	1 A	1.1 V @ 1 A	5 µA @ 600 V	-55°C ~ 150°C (TJ)	Active	DFS
DF06SA-E3/77	Vishay General Semiconductor - Diodes Division	600 V	1 A	1.1 V @ 1 A	5 µA @ 600 V	-55°C ~ 150°C (TJ)	Active	DFS
SDB105-TP	Micro Commercial Co	600 V	1 A	1.1 V @ 1 A	10 µA @ 600 V	-55°C ~ 150°C (TJ)	Active	SDB-1

Engineering Selection Recommendations

All listed substitute parts meet the core electrical specifications of the DF06S1. Selection should prioritize parts with Active product status for new production applications. The DF06S1 and MDB6S share onsemi manufacturer origin but both carry "Not For New Designs" status, limiting their suitability for ongoing development.

Active status alternatives include ABS6-HF, ABS6U, B106S_R2_00001, DB105S, DBLS105G, DBLS105GH, DF06S-E3/77, DF06SA-E3/77, and SDB105-TP. All substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) rating, with the exception of B106S_R2_00001 which carries MSL Not Applicable.

DBLS105GH includes AEC-Q101 automotive qualification, distinguishing it for applications requiring automotive-grade reliability. REACH status varies across substitutes; ABS6U and DB105S are REACH Affected, while remaining parts are REACH Unaffected.

Frequently Asked Questions (FAQ)

Q: Can I directly replace DF06S1 with any of the listed substitute parts?

A: Yes, all listed parts maintain identical electrical specifications (600V, 1A, 1.1V forward voltage) and surface mount 4-SMD gull wing package configuration. Physical footprint compatibility requires verification of supplier device package dimensions, as designations such as 4-SDIP, 4-MicroDIP/SMD, ABS, 4-MDI, DB-S, DBLS, and DFS may have minor dimensional variations.

Q: What is the difference between reverse leakage current values?

A: Reverse leakage current varies across substitutes from 2 µA to 10 µA. The DF06S1 specifies 5 µA @ 600V. Lower leakage (DBLS105G and DBLS105GH at 2 µA) indicates superior reverse blocking characteristics. Higher leakage (MDB6S and SDB105-TP at 10 µA) remains within acceptable limits for standard rectifier applications but may impact performance in high-impedance circuits.

Q: Why is the DF06S1 marked "Not For New Designs"?

A: This designation indicates the manufacturer has discontinued active development and recommends alternative parts for new applications. Existing inventory remains available for maintenance and legacy system support.

Q: What is the significance of DBLS105GH's AEC-Q101 qualification?

A: AEC-Q101 qualification certifies the part meets automotive industry reliability standards. DBLS105GH is suitable for automotive applications requiring enhanced qualification documentation, while other substitutes are suitable for industrial and consumer applications.

Q: How do I verify package compatibility before substitution?

A: Confirm that the supplier device package designation (4-SDIP, 4-MicroDIP/SMD, ABS, 4-MDI, DB-S, DBLS, or DFS) matches your PCB footprint design. Contact the component supplier for detailed package drawings if dimensional verification is required.

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