DF10M/45 Bridge Rectifier Equivalent & Substitute Parts

Part Overview

The DF10M/45 is a single-phase bridge rectifier diode rated for 1 kV peak reverse voltage and 1 A average rectified current, manufactured by Vishay General Semiconductor - Diodes Division. This component is classified as obsolete, which necessitates identification of functionally equivalent alternatives for ongoing design support and procurement continuity. The part operates across a temperature range of -55°C to 150°C and is housed in a 4-EDIP (0.300", 7.62mm) through-hole package.

Key Parameters

Parameter	Value
Diode Type	Single Phase
Technology	Standard
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	5 µA @ 1000 V
Operating Temperature Range	-55°C ~ 150°C (TJ)
Mounting Type	Through Hole
Package / Case	4-EDIP (0.300", 7.62mm)

Substitute Part Grouping Explanation

Substitution eligibility for the DF10M/45 is determined by the following critical parameters:

Voltage Rating: Peak reverse voltage must equal or exceed 1 kV
Current Rating: Average rectified current must equal or exceed 1 A
Forward Voltage: Maximum forward voltage at rated current must not exceed 1.1 V @ 1 A
Reverse Leakage: Leakage current characteristics at rated voltage
Package Compatibility: Through-hole mounting with compatible footprint dimensions
Operating Temperature: Must support -55°C to 150°C range
Diode Type & Technology: Single-phase standard bridge rectifier topology

Substitute parts are grouped into two categories:

Direct Voltage Rating Match (1 kV): Parts with identical 1 kV peak reverse voltage specification, providing drop-in replacement capability.

Lower Voltage Ratings (50 V to 800 V): Parts with reduced voltage ratings are listed as alternatives only when circuit design permits operation at lower voltage thresholds. These are not interchangeable in applications requiring full 1 kV rating.

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	Product Status	RoHS Status
DF10M/45	Vishay General Semiconductor	1 kV	1 A	1.1 V @ 1 A	5 µA @ 1000 V	-55°C ~ 150°C	4-EDIP (0.300", 7.62mm)	Obsolete	RoHS non-compliant
DF10M-E3/45	Vishay General Semiconductor	1 kV	1 A	1.1 V @ 1 A	5 µA @ 1000 V	-55°C ~ 150°C	4-EDIP (0.300", 7.62mm)	Active	ROHS3 Compliant
DB107-BP	Micro Commercial Co	1 kV	1 A	1.1 V @ 1 A	10 µA @ 1000 V	-55°C ~ 150°C	4-EDIP (0.321", 8.15mm)	Active	ROHS3 Compliant
DB106-BP	Micro Commercial Co	800 V	1 A	1.1 V @ 1 A	10 µA @ 800 V	-55°C ~ 150°C	4-EDIP (0.321", 8.15mm)	Active	ROHS3 Compliant
DB105-BP	Micro Commercial Co	600 V	1 A	1.1 V @ 1 A	10 µA @ 600 V	-55°C ~ 150°C	4-EDIP (0.321", 8.15mm)	Active	ROHS3 Compliant
DB104-BP	Micro Commercial Co	400 V	1 A	1.1 V @ 1 A	10 µA @ 400 V	-55°C ~ 150°C	4-EDIP (0.321", 8.15mm)	Not For New Designs	ROHS3 Compliant
DB103-BP	Micro Commercial Co	200 V	1 A	1.1 V @ 1 A	10 µA @ 200 V	-55°C ~ 150°C	4-EDIP (0.321", 8.15mm)	Not For New Designs	ROHS3 Compliant
DB102-BP	Micro Commercial Co	100 V	1 A	1.1 V @ 1 A	10 µA @ 100 V	-55°C ~ 150°C	4-EDIP (0.321", 8.15mm)	Not For New Designs	ROHS3 Compliant
DB101-BP	Micro Commercial Co	50 V	1 A	1.1 V @ 1 A	10 µA @ 50 V	-55°C ~ 150°C	4-EDIP (0.321", 8.15mm)	Not For New Designs	ROHS3 Compliant
DF005M	Fairchild Semiconductor	50 V	1 A	1.1 V @ 1 A	10 µA @ 50 V	-65°C ~ 150°C	4-EDIP (0.300", 7.62mm)	Active	Not specified
DF06M	onsemi	600 V	1.5 A	1.1 V @ 1 A	5 µA @ 600 V	-55°C ~ 150°C	4-EDIP (0.300", 7.62mm)	Obsolete	ROHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation: DF10M-E3/45

The DF10M-E3/45 is the direct successor to the DF10M/45. It maintains identical electrical specifications (1 kV voltage rating, 1 A current rating, 1.1 V forward voltage, 5 µA reverse leakage) and package dimensions (4-EDIP 0.300", 7.62mm). The part is currently in active production status with ROHS3 compliance, making it the preferred choice for new designs and replacement applications. Inventory availability is substantial at 20,200 units.

Secondary Recommendation: DB107-BP

The DB107-BP from Micro Commercial Co provides identical voltage and current ratings (1 kV, 1 A) with matching forward voltage characteristics (1.1 V @ 1 A). The part is active and ROHS3 compliant. Package dimensions differ slightly (4-EDIP 0.321", 8.15mm versus 0.300", 7.62mm), requiring PCB footprint verification. Reverse leakage is specified at 10 µA @ 1000 V, compared to 5 µA for the original part. Inventory is limited at 1,150 units.

Lower Voltage Alternatives

DB106-BP (800 V), DB105-BP (600 V), DB104-BP (400 V), DB103-BP (200 V), and DB102-BP (100 V) are listed as alternatives only when circuit design permits operation below the original 1 kV specification. These parts share identical current ratings and forward voltage characteristics but are not suitable for applications requiring full 1 kV reverse voltage capability. DB104-BP and lower are marked "Not For New Designs."

Package Compatibility Note

DF005M and DF06M maintain the original 4-EDIP (0.300", 7.62mm) package footprint but have reduced voltage ratings (50 V and 600 V respectively), limiting their substitution scope to lower-voltage applications only.

Frequently Asked Questions (FAQ)

Q: Can DF10M/45 be directly replaced with DF10M-E3/45?

A: Yes. The DF10M-E3/45 is the active production equivalent with identical electrical and mechanical specifications. It is the recommended direct replacement.

Q: What is the difference between DF10M/45 and DB107-BP?

A: Both parts have identical 1 kV voltage rating and 1 A current rating. The primary differences are: (1) package case dimensions differ slightly (0.300" versus 0.321"), requiring PCB footprint verification; (2) reverse leakage current is 5 µA for DF10M/45 versus 10 µA for DB107-BP; (3) DB107-BP is currently in active production while DF10M/45 is obsolete.

Q: Can lower voltage-rated parts like DB105-BP (600 V) substitute for DF10M/45 (1 kV)?

A: No, not in applications requiring 1 kV reverse voltage capability. Lower voltage parts are suitable only when circuit design permits reduced voltage operation. Substitution must be verified against actual circuit voltage requirements.

Q: What is the significance of RoHS compliance status?

A: DF10M/45 is RoHS non-compliant, while DF10M-E3/45 and DB107-BP are ROHS3 compliant. For new designs and applications subject to RoHS regulations, compliant alternatives are required.

Q: Are there package footprint compatibility issues between substitute parts?

A: Yes. DF10M/45 uses 4-EDIP (0.300", 7.62mm) package. DB107-BP and other Micro Commercial Co parts use 4-EDIP (0.321", 8.15mm). DF10M-E3/45 maintains the original 0.300" dimension. PCB footprint verification is required when switching between manufacturers.

Q: What is the current availability status for substitute parts?

A: DF10M-E3/45 has 20,200 units in stock. DB107-BP has 1,150 units. DB105-BP has 25,756 units. DB106-BP has 5,744 units. Lower voltage alternatives have varying inventory levels. Availability should be confirmed with suppliers for procurement planning.

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