GBU4MP_T0_00101 Equivalent & Substitute Parts

Part Overview

The GBU4MP_T0_00101 is a single-phase bridge rectifier diode manufactured by Panjit International Inc., rated for 1 kV peak reverse voltage with 4 A average rectified current. This component is designed for through-hole mounting in 4-SIP GBU package configuration and operates across the temperature range of -55°C to 150°C.

The GBU4MP_T0_00101 carries a product status designation of "Not For New Designs," indicating that while the part remains available in inventory (2002 pcs), it is no longer recommended for new circuit development. Identification of equivalent and substitute parts is necessary to support ongoing maintenance, repair, and legacy system requirements, as well as to enable transition to active product alternatives that meet identical electrical and mechanical specifications.

Key Parameters

Parameter	Value
Diode Type	Single Phase
Technology	Standard
Voltage - Peak Reverse (Max)	1 kV
Current - Average Rectified (Io)	4 A
Voltage - Forward (Vf) (Max) @ If	1 V @ 2 A
Current - Reverse Leakage @ Vr	5 µA @ 1000 V
Operating Temperature Range	-55°C ~ 150°C (TJ)
Mounting Type	Through Hole
Package / Case	4-SIP, GBU
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the GBU4MP_T0_00101 is determined by strict equivalence across the following critical parameters:

Primary Substitution Criteria:

Diode Type: Single Phase
Technology: Standard
Voltage - Peak Reverse (Max): 1 kV
Current - Average Rectified (Io): 4 A
Mounting Type: Through Hole
Package / Case: 4-SIP, GBU

Secondary Compatibility Parameters:

Operating Temperature Range: -55°C ~ 150°C (TJ)
Voltage - Forward (Vf) (Max) @ If: 1 V @ 2 A or equivalent
Current - Reverse Leakage @ Vr: 5 µA @ 1000 V

Parts are grouped as direct parametric equivalents when all primary criteria are met. Substitute parts maintain identical voltage and current ratings, package configuration, and thermal operating range. Forward voltage and reverse leakage specifications are evaluated for functional compatibility within the application circuit.

Parameter Comparison

Manufacturer 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
GBU4MP_T0_00101	Panjit International Inc.	1 kV	4 A	1 V @ 2 A	5 µA @ 1000 V	-55°C ~ 150°C	4-SIP, GBU	Not For New Designs
GBU407	Taiwan Semiconductor Corporation	1 kV	4 A	1 V @ 1.5 A	5 µA @ 1000 V	-55°C ~ 150°C	4-SIP, GBU	Active
GBU410	MDD	1 kV	166 mA	1 V @ 2 A	5 µA @ 1000 V	-55°C ~ 150°C	4-SIP, GBU	Active
GBU4M	Fairchild Semiconductor	1 kV	2.8 A	1 V @ 4 A	5 µA @ 1 V	-50°C ~ 150°C	4-ESIP, GBU	Active
GBU4M-BP	Micro Commercial Co	1 kV	4 A	1 V @ 2 A	5 µA @ 1000 V	-55°C ~ 150°C	4-SIP, GBU	Active
GBU4M-M3/45	Vishay General Semiconductor - Diodes Division	1 kV	4 A	1 V @ 4 A	5 µA @ 1000 V	-55°C ~ 150°C	4-SIP, GBU	Active

Engineering Selection Recommendations

Full Parametric Equivalents (Recommended for Direct Substitution):

GBU4M-BP (Micro Commercial Co) and GBU4M-M3/45 (Vishay General Semiconductor - Diodes Division) are full parametric equivalents to the GBU4MP_T0_00101. Both parts maintain identical voltage ratings (1 kV peak reverse), current ratings (4 A average rectified), operating temperature range (-55°C ~ 150°C), and package configuration (4-SIP, GBU). Both are ROHS3 compliant and carry Active product status. GBU4M-BP offers the highest inventory availability (69,861 pcs) among active equivalents.

Functional Equivalents with Minor Parameter Variations:

GBU407 (Taiwan Semiconductor Corporation) maintains identical voltage and current ratings with Active product status. The forward voltage specification differs at 1 V @ 1.5 A versus 1 V @ 2 A on the original part; this represents a minor variation in measurement conditions rather than a functional limitation. GBU407 is suitable for applications where the forward voltage characteristic at 1.5 A measurement point is acceptable.

GBU4M (Fairchild Semiconductor) operates at 2.8 A average rectified current, which is lower than the 4 A rating of the original part. This part is suitable only for applications where the actual circuit current demand does not exceed 2.8 A. The operating temperature minimum is -50°C versus -55°C on the original part. GBU4M carries Active product status.

Not Recommended:

GBU410 (MDD) specifies 166 mA average rectified current, which is substantially below the 4 A requirement of the original part and does not constitute a functional equivalent for applications requiring 4 A operation.

All recommended substitute parts maintain ROHS3 compliance and REACH Unaffected status consistent with the original part.

Frequently Asked Questions (FAQ)

Q: Can GBU4M-BP be used as a direct replacement for GBU4MP_T0_00101?

A: Yes. GBU4M-BP meets all primary substitution criteria: 1 kV peak reverse voltage, 4 A average rectified current, -55°C to 150°C operating temperature, 4-SIP GBU package, and ROHS3 compliance. The part carries Active product status and is available in high inventory quantities.

Q: What is the difference between GBU4M-BP and GBU4M-M3/45?

A: Both parts are full parametric equivalents with identical voltage, current, and temperature ratings. The primary difference is manufacturer: GBU4M-BP is supplied by Micro Commercial Co, while GBU4M-M3/45 is supplied by Vishay General Semiconductor - Diodes Division. GBU4M-BP offers significantly higher inventory availability (69,861 pcs versus 752 pcs).

Q: Why is GBU410 listed as a substitute if it has only 166 mA current rating?

A: GBU410 is listed in the original part's substitute cross-reference data but does not meet the 4 A current requirement of the GBU4MP_T0_00101. GBU410 is not suitable for applications requiring 4 A operation and should not be selected as a replacement.

Q: Can GBU4M replace the GBU4MP_T0_00101 in all applications?

A: GBU4M is suitable only for applications where the actual circuit current does not exceed 2.8 A. The part is rated for 2.8 A average rectified current, which is lower than the 4 A specification of the original part. Additionally, the operating temperature minimum is -50°C rather than -55°C. Verify circuit current requirements before selecting GBU4M.

Q: Are all substitute parts RoHS compliant?

A: Yes. All recommended substitute parts (GBU4M-BP, GBU4M-M3/45, GBU407, and GBU4M) are ROHS3 compliant and REACH Unaffected, matching the compliance status of the original GBU4MP_T0_00101.

Q: What is the significance of the "Not For New Designs" status on the original part?

A: This designation indicates that the GBU4MP_T0_00101 is no longer recommended for incorporation into new circuit designs. Active product alternatives such as GBU4M-BP and GBU4M-M3/45 should be used for new development. The original part remains available for maintenance and repair of existing systems.

Q: Does package configuration affect substitution?

A: Package configuration is a critical substitution parameter. The GBU4MP_T0_00101 uses a 4-SIP GBU package. GBU4M-BP and GBU4M-M3/45 use identical 4-SIP GBU packages and are directly interchangeable. GBU4M uses a 4-ESIP GBU package variant; physical dimensions and pin spacing should be verified for mechanical compatibility in the target application.

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