1N5397G A0G Equivalent & Substitute Parts

Part Overview

The 1N5397G A0G is a general-purpose rectifier diode manufactured by Taiwan Semiconductor Corporation, rated for 600 V DC reverse voltage and 1.5 A average rectified current in a DO-204AC (DO-15) through-hole axial package. This component is classified as Active product status and complies with RoHS3 and REACH regulations. Equivalent and substitute parts are identified based on matching or superior electrical and mechanical specifications within the same package category, enabling direct replacement in circuit applications where the primary part is unavailable or where design requirements permit alternative manufacturers or performance characteristics.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	600	V
Current - Average Rectified (Io)	1.5	A
Voltage - Forward (Vf) (Max) @ If	1	V @ 1.5 A
Speed	Standard Recovery >500ns, > 200mA (Io)	-
Current - Reverse Leakage @ Vr	5	µA @ 600 V
Mounting Type	Through Hole	-
Package / Case	DO-204AC, DO-15, Axial	-
Operating Temperature - Junction	-55 to 150	°C
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitute parts for the 1N5397G A0G are grouped based on the following critical parameters that determine functional equivalence:

Primary Matching Criteria:

Voltage - DC Reverse (Vr) (Max): 600 V minimum
Current - Average Rectified (Io): 1.5 A or greater
Package / Case: DO-204AC, DO-15, Axial (through-hole axial configuration)
Mounting Type: Through Hole

Secondary Compatibility Factors:

Voltage - Forward (Vf) (Max): Must not exceed application circuit requirements
Current - Reverse Leakage @ Vr: Lower values indicate superior performance
Operating Temperature - Junction: Extended range provides design margin
RoHS Status: ROHS3 Compliant for regulatory alignment

Parts meeting or exceeding these parameters in the same package are classified as direct substitutes. Parts with higher current ratings (2 A) remain compatible when circuit design permits. Parts with improved recovery speed characteristics (Fast Recovery ≤ 500ns) offer enhanced performance without compromising backward compatibility.

Parameter Comparison

Part Number	Manufacturer	Vr (Max) [V]	Io [A]	Vf (Max) @ If [V]	Speed	Ir @ Vr [µA]	Tj (Min-Max) [°C]	Package
1N5397G A0G	Taiwan Semiconductor Corporation	600	1.5	1 @ 1.5 A	Standard Recovery >500ns	5 @ 600 V	-55 to 150	DO-204AC (DO-15)
1N5397GP-E3/54	Vishay General Semiconductor - Diodes Division	600	1.5	1.4 @ 1.5 A	Standard Recovery >500ns	5 @ 600 V	-65 to 175	DO-204AC (DO-15)
1N5619GP-E3/54	Vishay General Semiconductor - Diodes Division	600	1	1.2 @ 1 A	Fast Recovery ≤500ns	0.5 @ 600 V	-65 to 175	DO-204AC (DO-15)
EGP20J	Fairchild Semiconductor	600	2	1.7 @ 2 A	Fast Recovery ≤500ns	5 @ 600 V	-65 to 150	DO-204AC (DO-15)
RGP15J-E3/54	Vishay General Semiconductor - Diodes Division	600	1.5	1.3 @ 1.5 A	Fast Recovery ≤500ns	5 @ 600 V	-65 to 175	DO-204AC (DO-15)
RGP15J-E3/73	Vishay General Semiconductor - Diodes Division	600	1.5	1.3 @ 1.5 A	Fast Recovery ≤500ns	5 @ 600 V	-65 to 175	DO-204AC (DO-15)

Engineering Selection Recommendations

Direct Equivalents (Identical Electrical and Mechanical Specifications):

1N5397GP-E3/54 (Vishay) is the direct equivalent to 1N5397G A0G. Both parts share identical voltage and current ratings, package configuration, and reverse leakage characteristics. The Vishay part offers extended operating temperature range (-65°C to 175°C versus -55°C to 150°C) and is available in higher inventory quantities (8740 Pcs). Both parts are ROHS3 Compliant and REACH Unaffected.

Compatible Substitutes with Performance Enhancement:

RGP15J-E3/54 and RGP15J-E3/73 (Vishay) are compatible substitutes with identical current and voltage ratings. These parts feature Fast Recovery characteristics (≤500ns) compared to the Standard Recovery (>500ns) of the main part, providing improved switching performance. Operating temperature range extends to -65°C to 175°C. Both are ROHS3 Compliant with unlimited moisture sensitivity level.

Compatible Substitutes with Current Derating:

1N5619GP-E3/54 (Vishay) is compatible for applications where 1 A average rectified current is acceptable. This part features Fast Recovery (≤500ns) and significantly lower reverse leakage (0.5 µA @ 600 V versus 5 µA). Operating temperature range is -65°C to 175°C. ROHS3 Compliant.

Compatible Substitutes with Current Upgrade:

EGP20J (Fairchild Semiconductor) is compatible for applications permitting 2 A average rectified current. This part provides current margin above the 1.5 A requirement and features Fast Recovery (≤500ns). Operating temperature range is -65°C to 150°C, matching the lower bound of the main part. ROHS3 Compliant.

All substitute parts maintain DO-204AC (DO-15) axial through-hole package compatibility, ensuring mechanical interchangeability in existing circuit board layouts.

Frequently Asked Questions (FAQ)

Q: Can 1N5397GP-E3/54 replace 1N5397G A0G directly without circuit modification?

A: Yes. 1N5397GP-E3/54 is a direct equivalent with identical voltage (600 V), current (1.5 A), forward voltage (1.4 V @ 1.5 A), and package specifications. The extended operating temperature range (-65°C to 175°C) provides additional design margin. Both parts are ROHS3 Compliant and REACH Unaffected.

Q: What is the difference between Standard Recovery and Fast Recovery speed classifications?

A: Standard Recovery (>500ns) indicates reverse recovery time exceeds 500 nanoseconds. Fast Recovery (≤500ns) indicates reverse recovery time of 250 nanoseconds or less. Fast Recovery diodes exhibit reduced switching losses and improved high-frequency performance. Substitution from Standard to Fast Recovery is compatible in all applications.

Q: Can EGP20J be used in place of 1N5397G A0G?

A: EGP20J is mechanically and electrically compatible for applications where the circuit design permits 2 A average rectified current. The 1N5397G A0G is rated for 1.5 A; EGP20J provides 0.5 A additional current capacity. Both maintain 600 V reverse voltage rating and DO-204AC (DO-15) package configuration. Forward voltage is higher (1.7 V @ 2 A versus 1 V @ 1.5 A), which may affect circuit performance in low-voltage applications.

Q: Is 1N5619GP-E3/54 suitable as a substitute?

A: 1N5619GP-E3/54 is compatible only for applications where 1 A average rectified current is acceptable. The 1N5397G A0G is rated for 1.5 A; 1N5619GP-E3/54 provides only 1 A capacity. This represents a 33% current reduction. The substitute offers superior reverse leakage (0.5 µA versus 5 µA) and Fast Recovery characteristics. Use only when circuit design confirms 1 A operation is sufficient.

Q: Do all substitute parts maintain the same package footprint?

A: Yes. All substitute parts listed use DO-204AC (DO-15) axial through-hole package configuration. Physical dimensions and lead spacing are identical, ensuring direct mechanical interchangeability on existing printed circuit boards without layout modification.

Q: What is the significance of the extended operating temperature range in Vishay parts?

A: Vishay substitute parts (1N5397GP-E3/54, RGP15J-E3/54, RGP15J-E3/73, 1N5619GP-E3/54) operate from -65°C to 175°C, compared to the main part's -55°C to 150°C range. The extended range provides 10°C additional low-temperature margin and 25°C additional high-temperature margin, enabling use in more demanding thermal environments without performance degradation.

Q: Are all substitute parts RoHS3 Compliant?

A: Yes. All substitute parts listed are ROHS3 Compliant and REACH Unaffected, matching the regulatory status of the main part 1N5397G A0G. All parts are suitable for applications requiring environmental compliance certification.

Q: What packaging format differences exist among the substitute parts?

A: The main part 1N5397G A0G is supplied in bulk packaging. Substitute parts 1N5397GP-E3/54, 1N5619GP-E3/54, RGP15J-E3/54, and RGP15J-E3/73 are supplied in Cut Tape (CT) format. EGP20J is supplied in bulk format. Cut Tape packaging is standard for automated assembly processes. Bulk packaging is suitable for manual assembly or reel conversion. Electrical specifications remain identical regardless of packaging format.

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