S5G R7G General Purpose Rectifier Diode 400V 5A DO-214AB Equivalent & Substitute Parts

Part Overview

The S5G R7G is a general purpose rectifier diode manufactured by Taiwan Semiconductor Corporation, rated for 400V DC reverse voltage and 5A average rectified current in a surface mount DO-214AB (SMC) package. This component is classified as discontinued at DiGi Electronics, necessitating identification of equivalent and substitute parts for ongoing design requirements and production needs. The part operates across a junction temperature range of -55°C to 150°C and maintains ROHS3 compliance with unlimited moisture sensitivity level (MSL 1).

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	400	V
Current - Average Rectified (Io)	5	A
Voltage - Forward (Vf) (Max) @ If	1.15	V @ 5 A
Reverse Recovery Time (trr)	1.5	µs
Current - Reverse Leakage @ Vr	10	µA @ 400 V
Capacitance @ Vr, F	60	pF @ 4V, 1MHz
Package / Case	DO-214AB, SMC	—
Operating Temperature - Junction	-55 to 150	°C
Technology	Standard	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the S5G R7G is determined by strict equivalence across the following critical parameters:

Primary Equivalence Criteria:

Voltage - DC Reverse (Vr) (Max): 400 V
Current - Average Rectified (Io): 5 A
Package / Case: DO-214AB, SMC
Mounting Type: Surface Mount
Technology: Standard

Secondary Compatibility Parameters:

Voltage - Forward (Vf) (Max) @ If: ≤ 1.15 V @ 5 A
Current - Reverse Leakage @ Vr: ≤ 10 µA @ 400 V
Operating Temperature - Junction: Minimum -55°C, Maximum ≥ 150°C
RoHS Status: ROHS3 Compliant

Parts are classified into two categories:

Direct Equivalents: Parts with identical electrical specifications (400V, 5A) in the same DO-214AB package. These parts are pin-compatible and functionally interchangeable without circuit modification.

Similar Parts: Parts with reduced current ratings (3A or 1.5A) or different package types (SMB). These parts are not direct substitutes and require circuit evaluation before implementation.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max) [V]	Io [A]	Vf (Max) [V]	trr [µs]	Ir @ Vr [µA]	Package	Product Status	Temp Range [°C]
S5G R7G	Taiwan Semiconductor Corporation	400	5	1.15 @ 5A	1.5	10 @ 400V	DO-214AB, SMC	Discontinued	-55 to 150
S5G V7G	Taiwan Semiconductor Corporation	400	5	1.15 @ 5A	1.5	10 @ 400V	DO-214AB, SMC	Discontinued	-55 to 150
CGRC504-G	Comchip Technology	400	5	1.15 @ 5A	—	10 @ 400V	DO-214AB, SMC	Active	—55 to 150
S5GC-13-F	Diodes Incorporated	400	5	1.15 @ 5A	—	10 @ 400V	DO-214AB, SMC	Active	-65 to 150
S5GL-TP	Micro Commercial Co	400	5	1.2 @ 5A	—	10 @ 400V	DO-214AB, SMC	Not For New Designs	-55 to 150
ES3G-M3/57T	Vishay General Semiconductor - Diodes Division	400	3	1.1 @ 3A	0.05	10 @ 400V	DO-214AB, SMC	Active	-55 to 150
MURS340S-E3/52T	Vishay General Semiconductor - Diodes Division	400	1.5	1.45 @ 3A	0.075	5 @ 400V	DO-214AB, SMC	Active	-65 to 175
MURS340S-E3/5BT	Vishay General Semiconductor - Diodes Division	400	1.5	1.45 @ 3A	0.075	5 @ 400V	DO-214AB, SMC	Active	-65 to 175
RS3G-13-F	Diodes Incorporated	400	3	1.3 @ 3A	0.15	5 @ 400V	DO-214AB, SMC	Active	-65 to 150
RS3GB-13-F	Diodes Incorporated	400	3	1.3 @ 3A	0.15	5 @ 400V	DO-214AA, SMB	Active	-65 to 150
RS3GHE3_A/H	Vishay General Semiconductor - Diodes Division	400	3	1.3 @ 2.5A	0.15	10 @ 400V	DO-214AB, SMC	Active	-55 to 150

Engineering Selection Recommendations

Direct Equivalent Selection (400V, 5A, DO-214AB):

The S5G V7G from Taiwan Semiconductor Corporation is a parametric equivalent to the S5G R7G with identical electrical specifications and package configuration. Both parts are discontinued at DiGi Electronics; however, S5G V7G maintains higher inventory availability (1508 pcs vs. 1063 pcs).

For active production designs, CGRC504-G (Comchip Technology) and S5GC-13-F (Diodes Incorporated) are direct functional equivalents with 400V, 5A ratings in DO-214AB packages. Both parts are ROHS3 compliant and maintain the same reverse voltage and current specifications. CGRC504-G is currently active in production status. S5GC-13-F is active with extended lower temperature rating (-65°C vs. -55°C) and represents the highest inventory availability (18193 pcs).

S5GL-TP (Micro Commercial Co) is electrically equivalent with forward voltage specification of 1.2V @ 5A (0.05V higher than the main part) and is marked "Not For New Designs," indicating obsolescence trajectory. This part should be avoided for new circuit implementations.

Similar Part Selection (Reduced Current Ratings):

Parts with 3A current ratings (ES3G-M3/57T, RS3G-13-F, RS3GHE3_A/H) and 1.5A ratings (MURS340S-E3/52T, MURS340S-E3/5BT) are not direct substitutes due to lower average rectified current specifications. These parts are suitable only for applications with reduced current requirements and require circuit re-evaluation.

RS3GB-13-F uses DO-214AA (SMB) package instead of DO-214AB (SMC), requiring PCB layout modification and is not pin-compatible with the original design.

Compliance and Certification:

All listed parts maintain ROHS3 compliance and REACH unaffected status. RS3GHE3_A/H carries AEC-Q101 automotive qualification, suitable for automotive applications requiring additional reliability assurance.

Frequently Asked Questions (FAQ)

Q: Can S5G V7G be used as a direct replacement for S5G R7G?

A: Yes. S5G V7G is a parametric equivalent with identical voltage (400V), current (5A), forward voltage (1.15V @ 5A), reverse recovery time (1.5µs), and package (DO-214AB, SMC) specifications. Both parts are discontinued; however, S5G V7G has higher current inventory availability.

Q: What is the difference between S5GC-13-F and S5G R7G?

A: S5GC-13-F is functionally equivalent with identical 400V, 5A, 1.15V forward voltage specifications in the same DO-214AB package. The primary difference is manufacturer (Diodes Incorporated vs. Taiwan Semiconductor Corporation) and product status (Active vs. Discontinued). S5GC-13-F has extended lower operating temperature range (-65°C vs. -55°C).

Q: Why is S5GL-TP marked "Not For New Designs"?

A: S5GL-TP is electrically equivalent but marked "Not For New Designs" by the manufacturer, indicating planned obsolescence. Forward voltage specification is 1.2V @ 5A, which is 0.05V higher than the original part. New designs should use S5GC-13-F or CGRC504-G instead.

Q: Can ES3G-M3/57T replace S5G R7G?

A: No. ES3G-M3/57T has a reduced current rating of 3A versus 5A for the original part. This part is suitable only for applications with lower current requirements and requires circuit evaluation before implementation.

Q: What is the difference between RS3G-13-F and RS3GB-13-F?

A: Both parts have identical electrical specifications (400V, 3A). The primary difference is package type: RS3G-13-F uses DO-214AB (SMC) package, while RS3GB-13-F uses DO-214AA (SMB) package. RS3GB-13-F requires PCB layout modification and is not pin-compatible with DO-214AB designs.

Q: Is CGRC504-G suitable for new production designs?

A: Yes. CGRC504-G (Comchip Technology) is an active production part with 400V, 5A specifications in DO-214AB package, matching the original S5G R7G electrical requirements. It is ROHS3 compliant and maintains adequate inventory availability (743 pcs).

Q: What does "Reverse Recovery Time (trr)" indicate for substitution purposes?

A: Reverse recovery time affects switching speed and switching losses in rectifier applications. The S5G R7G specifies 1.5µs standard recovery. Similar parts with faster recovery times (50ns to 150ns) indicate fast recovery technology and may have different thermal and EMI characteristics. Substitution with faster recovery parts requires application-specific evaluation.

Q: Can automotive-qualified parts like RS3GHE3_A/H be used in non-automotive applications?

A: Yes. Automotive-qualified parts (AEC-Q101) meet or exceed commercial specifications and can be used in non-automotive applications. RS3GHE3_A/H is a 3A equivalent with AEC-Q101 qualification, suitable for applications requiring higher reliability assurance, though it has reduced current rating compared to the 5A original part.

Q: What is the significance of Moisture Sensitivity Level (MSL) 1?

A: MSL 1 indicates unlimited shelf life and no moisture sensitivity precautions required during storage or handling. All listed parts maintain MSL 1 classification, ensuring compatibility with standard manufacturing processes.

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