MBRF760HE3/45 Equivalent & Substitute Parts

Part Overview

The MBRF760HE3/45 is a Schottky rectifier diode manufactured by Vishay General Semiconductor - Diodes Division, rated for 60 V DC reverse voltage and 7.5 A average rectified current in a through-hole TO-220-2 package configuration. This component is classified as obsolete, necessitating identification of equivalent substitute parts for new designs and ongoing production requirements. Substitute parts must maintain electrical compatibility across voltage, current, and thermal specifications while accommodating different packaging and mounting technologies.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	60	V
Current - Average Rectified (Io)	7.5	A
Voltage - Forward (Vf) (Max) @ If	750 mV @ 7.5 A	mV
Current - Reverse Leakage @ Vr	500	µA @ 60 V
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	ns
Technology	Schottky	—
Operating Temperature - Junction	-65°C ~ 150°C	°C
Mounting Type	Through Hole	—
Package / Case	TO-220-2 Full Pack, Isolated Tab	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the MBRF760HE3/45 is determined by the following critical electrical and mechanical parameters:

Voltage Compatibility: All substitute parts must maintain a DC reverse voltage rating of 60 V or greater to ensure safe operation within the original circuit design envelope.

Current Capacity: Substitute parts must support an average rectified current rating equal to or exceeding 7.5 A to handle the load requirements of the original application.

Technology Class: All substitutes employ Schottky diode technology, ensuring consistent forward voltage characteristics and fast recovery switching behavior.

Thermal Range: Operating junction temperature range must encompass the original specification of -65°C to 150°C, or be compatible with the application's actual operating environment.

Fast Recovery Specification: All substitutes maintain fast recovery characteristics (≤ 500ns, > 200mA) consistent with the original part's switching performance.

Compliance Standards: All substitute parts maintain ROHS3 compliance and REACH unaffected status, matching the regulatory posture of the original component.

Packaging Consideration: Substitutes may employ different mounting technologies (through-hole or surface-mount) and package configurations, provided the electrical specifications remain compatible with circuit requirements.

Parameter Comparison

Parameter	MBRF760HE3/45	V8P6HM3_A/I	STPS10L60CFP
Manufacturer	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	STMicroelectronics
Voltage - DC Reverse (Vr) (Max)	60 V	60 V	60 V
Current - Average Rectified (Io)	7.5 A	8 A	5 A (per diode)
Voltage - Forward (Vf) (Max) @ If	750 mV @ 7.5 A	610 mV @ 8 A	550 mV @ 5 A
Current - Reverse Leakage @ Vr	500 µA @ 60 V	600 µA @ 60 V	220 µA @ 60 V
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)
Technology	Schottky	Schottky	Schottky
Operating Temperature - Junction (Max)	150°C	150°C	150°C
Mounting Type	Through Hole	Surface Mount	Through Hole
Package / Case	TO-220-2 Full Pack, Isolated Tab	TO-277, 3-PowerDFN	TO-220-3 Full Pack
Product Status	Obsolete	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

V8P6HM3_A/I (Vishay General Semiconductor - Diodes Division)

This substitute part is an active product with automotive-grade qualification (AEC-Q101) and represents a direct electrical upgrade path. The V8P6HM3_A/I exceeds the original current specification (8 A versus 7.5 A) and demonstrates improved forward voltage characteristics (610 mV @ 8 A versus 750 mV @ 7.5 A). The surface-mount TO-277A package requires PCB layout redesign but offers superior thermal performance and manufacturing efficiency. This part is suitable for new designs and production transitions where PCB redesign is feasible.

STPS10L60CFP (STMicroelectronics)

This substitute part is an active product configured as a diode array with 1 pair common cathode topology. The STPS10L60CFP maintains through-hole mounting compatibility with the original TO-220-3 package, minimizing PCB redesign requirements. However, the per-diode current rating (5 A) is below the original specification (7.5 A), requiring circuit-level evaluation to confirm suitability. The lower reverse leakage current (220 µA @ 60 V) and improved forward voltage characteristics (550 mV @ 5 A) provide operational benefits in low-leakage applications. This part is suitable for applications where current requirements can be met through parallel diode configuration or where the 5 A per-diode rating is adequate.

Both substitute parts maintain ROHS3 compliance and REACH unaffected status, ensuring regulatory alignment with the original component.

Frequently Asked Questions (FAQ)

Q: Can the V8P6HM3_A/I directly replace the MBRF760HE3/45 in existing PCB designs?

A: The V8P6HM3_A/I cannot be directly mounted on existing PCBs designed for the MBRF760HE3/45 due to package differences (TO-277A surface-mount versus TO-220-2 through-hole). PCB layout redesign is required. However, the electrical specifications are compatible, and the part exceeds the original current and voltage ratings.

Q: What is the significance of the STPS10L60CFP being a diode array?

A: The STPS10L60CFP is configured as a 1 pair common cathode diode array in a TO-220-3 package. This configuration provides two diodes with a shared cathode connection. Circuit integration must account for this topology. The per-diode current rating of 5 A is lower than the original 7.5 A specification.

Q: Does the lower forward voltage of the substitute parts affect circuit performance?

A: Lower forward voltage (V8P6HM3_A/I: 610 mV @ 8 A; STPS10L60CFP: 550 mV @ 5 A versus original 750 mV @ 7.5 A) reduces power dissipation and heat generation. This is a beneficial characteristic that improves efficiency. Circuit designs that depend on specific forward voltage drop values require verification.

Q: Are the substitute parts suitable for automotive applications?

A: The V8P6HM3_A/I carries automotive-grade qualification (AEC-Q101). The STPS10L60CFP does not list automotive qualification in the provided specifications. Application requirements should determine the necessity of automotive-grade components.

Q: What is the impact of reverse leakage current differences?

A: The V8P6HM3_A/I exhibits 600 µA @ 60 V leakage (versus original 500 µA), while the STPS10L60CFP exhibits 220 µA @ 60 V. Lower leakage current reduces standby power consumption and heat generation. Applications sensitive to leakage current should evaluate the STPS10L60CFP favorably.

Q: Can both substitute parts handle the full 7.5 A specification of the original part?

A: The V8P6HM3_A/I is rated for 8 A, exceeding the original 7.5 A requirement. The STPS10L60CFP is rated for 5 A per diode, which is below the original specification. Circuit requirements must be evaluated to determine if the STPS10L60CFP's current capacity is adequate.

Q: What are the thermal considerations when selecting a substitute?

A: All three parts share a maximum junction temperature of 150°C. The original part operates from -65°C to 150°C, while the V8P6HM3_A/I operates from -40°C to 150°C. Applications requiring operation below -40°C must retain the original part or identify alternative solutions. The STPS10L60CFP specifies only a maximum junction temperature of 150°C without a minimum operating temperature in the provided data.

Q: Is moisture sensitivity a concern when selecting substitutes?

A: All three parts carry MSL (Moisture Sensitivity Level) 1 (Unlimited), indicating no moisture sensitivity restrictions. Standard handling and storage practices apply uniformly across all options.

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