DF10S Bridge Rectifier Equivalent & Substitute Parts

Part Overview

The DF10S is a single-phase bridge rectifier manufactured by Diodes Incorporated, rated for 1 kV peak reverse voltage and 1 A average rectified current. It features a 4-SMD, Gull Wing surface mount package (DF-S) and operates across the temperature range of -65°C to 150°C. The part is ROHS3 compliant and currently in active production status with 17,450 units in stock.

Substitute parts are necessary when the original DF10S is unavailable, when alternative packaging formats are required, or when application requirements permit operation at different voltage or current ratings within the same product family.

Key Parameters

Parameter	DF10S Value
Voltage - Peak Reverse (Max)	1 kV
Current - Average Rectified (Io)	1 A
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 1 A
Current - Reverse Leakage @ Vr	10 µA @ 1000 V
Operating Temperature Range	-65°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Package / Case	4-SMD, Gull Wing
Supplier Device Package	DF-S
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the DF10S is determined by the following criteria:

Voltage Rating Compatibility: Substitute parts must have a peak reverse voltage rating equal to or greater than 1 kV to maintain circuit protection and reliability.

Current Rating Compatibility: Substitute parts must have an average rectified current rating equal to or greater than 1 A to handle the application load.

Forward Voltage Characteristics: Forward voltage drop must not exceed 1.1 V at the specified current to ensure circuit performance consistency.

Reverse Leakage Current: Leakage current specifications must be compatible with application requirements, typically 10 µA or lower at rated voltage.

Package and Mounting: All substitutes maintain the 4-SMD, Gull Wing surface mount configuration to ensure PCB compatibility without redesign.

Compliance Standards: All substitutes must maintain ROHS3 compliance and MSL Level 1 rating for manufacturing process compatibility.

The DF10S can be substituted with higher-rated parts from the Diodes Incorporated DF-series (DF1504S-T, DF1510S-T, DF1506S-T) or equivalent single-phase bridge rectifiers from other manufacturers (DB107S) that meet or exceed the electrical specifications.

Parameter Comparison

Part Number	Manufacturer	Voltage - Peak Reverse (Max)	Current - Average Rectified (Io)	Voltage - Forward (Vf) (Max) @ If	Current - Reverse Leakage @ Vr	Operating Temperature	Package / Case	Packaging Format	Product Status
DF10S	Diodes Incorporated	1 kV	1 A	1.1 V @ 1 A	10 µA @ 1000 V	-65°C ~ 150°C	4-SMD, Gull Wing	Tube	Active
DF1504S-T	Diodes Incorporated	400 V	1.5 A	1.1 V @ 1.5 A	10 µA @ 400 V	-65°C ~ 150°C	4-SMD, Gull Wing	Tape & Reel (TR)	Active
DF1510S-T	Diodes Incorporated	1 kV	1.5 A	1.1 V @ 1.5 A	10 µA @ 1000 V	-65°C ~ 150°C	4-SMD, Gull Wing	Cut Tape (CT) & Digi-Reel®	Active
DF1506S-T	Diodes Incorporated	600 V	1.5 A	1.1 V @ 1.5 A	10 µA @ 600 V	-65°C ~ 150°C	4-SMD, Gull Wing	Cut Tape (CT) & Digi-Reel®	Active
DB107S	MDD	1 kV	1 A	1.1 V @ 1 A	10 µA @ 1000 V	-55°C ~ 150°C	4-SMD, Gull Wing	Not Specified	Active
DF10S (Good-Ark)	Good-Ark Semiconductor	1 kV	1 A	1.1 V @ 500 mA	5 µA @ 1000 V	-55°C ~ 150°C	4-SMD, Gull Wing	Tape & Reel (TR)	Active
DF005S	onsemi	50 V	1.5 A	1.1 V @ 1 A	5 µA @ 50 V	-55°C ~ 150°C	4-SMD, Gull Wing	Cut Tape (CT) & Digi-Reel®	Not For New Designs

Engineering Selection Recommendations

Direct Substitutes (Equivalent Ratings):

DF1510S-T from Diodes Incorporated is the primary direct substitute, offering identical 1 kV voltage rating with increased current capacity (1.5 A vs. 1 A). This part maintains full compatibility with the DF10S in all electrical and mechanical parameters while providing design margin for current handling. Available in Cut Tape & Digi-Reel® packaging with 56,669 units in stock.

DB107S from MDD provides electrical equivalence at 1 kV and 1 A ratings with identical forward voltage and leakage characteristics. This part is suitable for applications where multi-source qualification is required. Operating temperature range is -55°C to 150°C, which is acceptable for most industrial applications.

DF10S from Good-Ark Semiconductor is a direct part number match with identical voltage and current ratings. This source is suitable when Diodes Incorporated supply is constrained. Forward voltage is specified at 500 mA rather than 1 A, and reverse leakage is lower at 5 µA, both favorable characteristics. Operating temperature minimum is -55°C instead of -65°C.

Higher Current Alternatives (Voltage Dependent):

DF1504S-T, DF1506S-T, and DF1508S provide increased current capacity (1.5 A) at reduced voltage ratings (400 V, 600 V, and 800 V respectively). These parts are suitable only for applications where the circuit voltage does not exceed the part's peak reverse voltage rating.

Not Recommended for New Designs:

DF005S from onsemi carries a "Not For New Designs" status and should be avoided for new product development despite electrical compatibility at 50 V rating.

Frequently Asked Questions (FAQ)

Q: Can DF1510S-T replace DF10S in all applications?

A: Yes. DF1510S-T meets or exceeds all electrical specifications of DF10S (1 kV voltage, 1.5 A current vs. 1 A). The increased current rating provides additional design margin. Package and mounting are identical. The only difference is packaging format (Cut Tape & Digi-Reel® vs. Tube).

Q: What is the minimum voltage rating required for a substitute part?

A: The substitute must have a peak reverse voltage rating of 1 kV or higher to maintain circuit protection. Parts rated below 1 kV (such as DF1504S-T at 400 V) are not suitable for direct substitution unless the application circuit voltage is confirmed to be below that rating.

Q: Can I use DF005S as a substitute?

A: DF005S is not recommended. Although it shares the same package and mounting type, its 50 V peak reverse voltage rating is far below the DF10S 1 kV requirement. Additionally, DF005S carries a "Not For New Designs" status from onsemi, indicating end-of-life trajectory.

Q: Are there packaging format differences between substitutes?

A: Yes. DF10S is supplied in Tube format. Substitutes are available in Tape & Reel (TR), Cut Tape (CT) & Digi-Reel®, or Tube formats. All formats are compatible with standard SMT assembly equipment. Packaging selection depends on production volume and assembly line configuration.

Q: What is the temperature range difference between DF10S and DB107S?

A: DF10S operates from -65°C to 150°C, while DB107S operates from -55°C to 150°C. The 10°C difference at the lower end may be significant for applications requiring operation in extreme cold environments. For standard industrial applications (-40°C to 85°C), both parts are equivalent.

Q: Can I substitute a lower-current part if my application uses less than 1 A?

A: No. The DF10S is rated for 1 A average rectified current. Substitutes must maintain this 1 A minimum rating or higher. Using a lower-rated part creates reliability risk and violates component derating practices.

Q: Is the Good-Ark DF10S equivalent to the Diodes Incorporated DF10S?

A: Yes, with minor differences. Both are rated 1 kV / 1 A with identical forward voltage at 1 A. Good-Ark's reverse leakage is lower (5 µA vs. 10 µA), which is favorable. Operating temperature minimum is -55°C instead of -65°C. For most applications, the Good-Ark part is fully compatible.

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