DF1510S-E3/45 Bridge Rectifier Equivalent & Substitute Parts

Part Overview

The DF1510S-E3/45 is a single-phase bridge rectifier manufactured by Vishay General Semiconductor - Diodes Division, rated for 1 kV peak reverse voltage and 1.5 A average rectified current. This component is classified as Active product status and is RoHS3 compliant. Alternative equivalent parts are necessary to address supply chain flexibility, packaging preferences, and inventory availability across multiple manufacturers while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Diode Type	Single Phase
Technology	Standard
Voltage - Peak Reverse (Max)	1 kV
Current - Average Rectified (Io)	1.5 A
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 1.5 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

Substitution eligibility for the DF1510S-E3/45 is determined by the following critical parameters:

Diode Type: Single Phase
Voltage - Peak Reverse (Max): 1 kV
Current - Average Rectified (Io): 1.5 A
Voltage - Forward (Vf) (Max) @ If: 1.1 V @ 1.5 A
Mounting Type: Surface Mount
Package / Case: 4-SMD, Gull Wing
RoHS Status: ROHS3 Compliant

All identified substitute parts match these core electrical and mechanical specifications. Variations in reverse leakage current and operating temperature range do not disqualify substitution when the primary ratings remain identical.

Parameter Comparison

Parameter	DF1510S-E3/45 (Vishay)	DFL1510S-E3/45 (Vishay)	DF1510S-T (Diodes Inc.)	DF1510S (HY Electronic)
Manufacturer	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Diodes Incorporated	HY Electronic (Cayman) Limited
Diode Type	Single Phase	Single Phase	Single Phase	Single Phase
Technology	Standard	Standard	Standard	Standard
Voltage - Peak Reverse (Max)	1 kV	1 kV	1 kV	1 kV
Current - Average Rectified (Io)	1.5 A	1.5 A	1.5 A	1.5 A
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 1.5 A	1.1 V @ 1.5 A	1.1 V @ 1.5 A	1.1 V @ 1.5 A
Current - Reverse Leakage @ Vr	5 µA @ 1000 V	5 µA @ 1000 V	10 µA @ 1000 V	10 µA @ 1000 V
Operating Temperature	-55°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)	-65°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)
Mounting Type	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
Packaging Format	Tube	Tube	Cut Tape (CT) & Digi-Reel®	Tube
Product Status	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

All substitute parts listed maintain Active product status and full RoHS3 compliance, ensuring regulatory and supply chain continuity. Selection between equivalents should be based on packaging format availability and inventory requirements:

DFL1510S-E3/45 (Vishay) provides parametric equivalence with identical reverse leakage specifications and tube packaging, suitable for direct replacement in existing supply chains.

DF1510S-T (Diodes Incorporated) offers extended operating temperature range (-65°C minimum) and alternative packaging in Cut Tape and Digi-Reel formats, with higher inventory availability. Reverse leakage specification is 10 µA at 1000 V, within acceptable tolerance for standard bridge rectifier applications.

DF1510S (HY Electronic) provides parametric equivalence with tube packaging and standard operating temperature range. Reverse leakage specification is 10 µA at 1000 V.

Frequently Asked Questions (FAQ)

Q: Can DF1510S-T replace DF1510S-E3/45 in production?

A: Yes. Both parts share identical voltage, current, and forward voltage ratings. The DF1510S-T operates at -65°C minimum temperature versus -55°C for the original part, providing extended low-temperature capability. Reverse leakage is 10 µA versus 5 µA, which remains within acceptable limits for standard rectifier applications.

Q: What is the difference between tube and Cut Tape packaging?

A: Tube packaging (DF1510S-E3/45, DFL1510S-E3/45, DF1510S) is suitable for manual handling and lower-volume assembly. Cut Tape and Digi-Reel packaging (DF1510S-T) is optimized for automated pick-and-place equipment and high-volume production. Electrical performance is identical.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 Compliant certification, ensuring compliance with hazardous substance restrictions.

Q: Does reverse leakage variation affect circuit performance?

A: Reverse leakage differences (5 µA versus 10 µA at 1000 V) are negligible in standard bridge rectifier applications. Both specifications meet industry requirements for single-phase rectification at 1 kV and 1.5 A ratings.

Q: Can I mix different manufacturers in the same assembly?

A: Yes. All substitute parts meet identical electrical specifications and package requirements. Mixed sourcing is permissible provided design documentation reflects the approved part list.

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