G2SB60-M3/45 Equivalent & Substitute Parts

Part Overview

The G2SB60-M3/45 is a single-phase bridge rectifier diode manufactured by Vishay General Semiconductor - Diodes Division, rated for 600 V peak reverse voltage and 1.5 A average rectified current. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement. The part is housed in a 4-SIP GBL package for through-hole mounting applications and operates across the 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)	1.5 A
Voltage - Forward (Vf) (Max) @ If	1 V @ 750 mA
Current - Reverse Leakage @ Vr	5 µA @ 200 V
Operating Temperature	-55°C ~ 150°C (TJ)
Mounting Type	Through Hole
Package / Case	4-SIP, GBL
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the G2SB60-M3/45 is determined by the following critical parameters:

Voltage Rating: All substitutes must maintain 600 V peak reverse voltage rating
Diode Type & Technology: Single-phase standard bridge rectifier configuration
Mounting Type: Through-hole mounting required
Package Family: GBU or GBL 4-SIP package variants acceptable
Operating Temperature Range: -55°C to 150°C minimum
Compliance: ROHS3 compliance required

Substitute parts are grouped by current rating capability. The G2SB60-M3/45 operates at 1.5 A average rectified current. Substitutes with equal or higher current ratings (4 A, 6 A, 10 A, 15 A) are electrically compatible, as they meet or exceed the voltage and thermal specifications while maintaining the same package family and mounting configuration.

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
G2SB60-M3/45	Vishay General Semiconductor	600 V	1.5 A	1 V @ 750 mA	5 µA @ 200 V	-55°C ~ 150°C	4-SIP, GBL	Obsolete	ROHS3 Compliant
GBU1006	HY Electronic (Cayman) Limited	600 V	10 A	1 V @ 5 A	5 µA @ 600 V	-55°C ~ 150°C	4-SIP, GBU	Active	ROHS3 Compliant
GBU10J-BP	Micro Commercial Co	600 V	10 A	1.1 V @ 5 A	5 µA @ 600 V	-55°C ~ 150°C	4-SIP, GBU	Active	ROHS3 Compliant
GBU1506-G	Comchip Technology	600 V	15 A	1 V @ 7.5 A	10 µA @ 600 V	-55°C ~ 150°C	4-SIP, GBU	Active	ROHS3 Compliant
GBU15J-BP	Micro Commercial Co	600 V	15 A	1.1 V @ 7.5 A	5 µA @ 600 V	-55°C ~ 150°C	4-SIP, GBU	Active	ROHS3 Compliant
GBU2506-G	Comchip Technology	600 V	4.2 A	1 V @ 12.5 A	10 µA @ 600 V	-55°C ~ 150°C	4-SIP, GBU	Active	ROHS3 Compliant
GBU406	MDD	600 V	166 mA	1 V @ 2 A	5 µA @ 600 V	-55°C ~ 150°C	4-SIP, GBU	Active	ROHS3 Compliant
GBU406-G	Comchip Technology	600 V	4 A	1 V @ 2 A	10 µA @ 600 V	-55°C ~ 150°C	4-SIP, GBU	Active	ROHS3 Compliant
GBU4J	Fairchild Semiconductor	600 V	2.8 A	1 V @ 4 A	5 µA @ 600 V	-50°C ~ 150°C	4-ESIP, GBU	Active	Not specified
GBU4J-BP	Micro Commercial Co	600 V	4 A	1.1 V @ 4 A	5 µA @ 600 V	-55°C ~ 150°C	4-SIP, GBU	Active	ROHS3 Compliant
GBU606	Good-Ark Semiconductor	600 V	6 A	1 V @ 3 A	5 µA @ 600 V	-55°C ~ 150°C	4-SIP, GBU	Active	ROHS3 Compliant

Engineering Selection Recommendations

All listed substitute parts maintain active product status, ensuring long-term availability and supply chain stability. The primary selection criterion is current rating relative to circuit requirements.

For applications requiring current capacity at or below 1.5 A, GBU406 (166 mA) and GBU4J-BP (4 A) provide the closest electrical match while maintaining 600 V voltage rating and through-hole mounting compatibility. GBU4J-BP is preferred due to active status and ROHS3 compliance across the full -55°C to 150°C temperature range.

For applications tolerating higher current capacity, GBU606 (6 A), GBU1006 (10 A), GBU10J-BP (10 A), GBU1506-G (15 A), and GBU15J-BP (15 A) are suitable. These parts offer superior current handling while maintaining identical voltage ratings and package family compatibility.

GBU2506-G (4.2 A) provides an intermediate current rating option with active status and full compliance certification.

All recommended substitutes are ROHS3 compliant and operate within the -55°C to 150°C temperature specification, with the exception of GBU4J, which specifies -50°C minimum operating temperature.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with higher current rating than the original G2SB60-M3/45?

A: Yes. A bridge rectifier with higher average rectified current rating is electrically compatible when voltage rating, diode type, technology, and package family remain constant. Higher current capacity does not degrade performance in lower-current applications.

Q: What is the difference between GBL and GBU package designations?

A: Both are 4-SIP through-hole packages for single-phase bridge rectifiers. GBL and GBU refer to package family variants. Parts specified in GBU package are directly compatible with GBL footprints in standard through-hole applications.

Q: Are all substitute parts ROHS3 compliant?

A: All listed substitutes except GBU4J are explicitly ROHS3 compliant. GBU4J compliance status is not specified in available documentation.

Q: What is the significance of forward voltage (Vf) differences between parts?

A: Forward voltage differences (1 V vs. 1.1 V) represent minor variations in diode conduction characteristics. These differences are within standard tolerance for bridge rectifier applications and do not affect functional compatibility.

Q: Can I substitute the G2SB60-M3/45 with a part rated for lower current?

A: No. Substitutes must meet or exceed the original current rating. Using a lower-rated part risks component failure under design load conditions.

Q: Why is the G2SB60-M3/45 listed as obsolete?

A: Obsolete status indicates the manufacturer has discontinued production. Active substitute parts listed provide equivalent electrical performance and ensure design continuity.

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