Equivalent & Substitute Parts for 2A05G A0G

Part Overview

The 2A05G A0G is a general-purpose rectifier diode manufactured by Taiwan Semiconductor Corporation, rated for 600 V DC reverse voltage and 2 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. Substitute parts are identified based on matching or compatible electrical ratings, mechanical packaging, and thermal operating ranges to ensure functional equivalence in circuit applications.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	600	V
Current - Average Rectified (Io)	2	A
Voltage - Forward (Vf) (Max) @ If	1 V @ 2 A	V @ A
Speed	Fast 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 2A05G A0G are grouped based on the following critical parameters that determine functional equivalence:

Primary Matching Criteria:

Voltage - DC Reverse (Vr) (Max): 600 V (all substitutes match this specification)
Package / Case: DO-204AC, DO-15, Axial (all substitutes use identical through-hole axial packaging)
Mounting Type: Through Hole (all substitutes are through-hole mounted)
RoHS3 Compliance: All substitutes maintain regulatory compliance

Secondary Compatibility Criteria:

Current - Average Rectified (Io): Substitutes rated at 1 A, 1.5 A, or 2 A are functionally compatible when circuit design permits lower current ratings
Speed Classification: Fast Recovery (≤ 500ns) or Standard Recovery (>500ns) variants are both acceptable depending on application switching requirements
Operating Temperature Range: All substitutes support -55°C minimum; upper limits range from 150°C to 175°C

Substitutes are organized into two functional groups: full-current equivalents (2 A rating) and reduced-current alternatives (1 A and 1.5 A ratings). Full-current equivalents maintain identical current specifications. Reduced-current alternatives are suitable for applications where circuit design permits operation at lower average rectified current levels while maintaining the same voltage and package specifications.

Parameter Comparison

Parameter	2A05G A0G (Main)	EGP20J	1N5397GP-E3/54	1N5619GP-E3/54	GP15J-E3/54	RGP15J-E3/54	RGP15J-E3/73
Manufacturer	Taiwan Semiconductor Corporation	Fairchild Semiconductor	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division
Voltage - DC Reverse (Vr) (Max)	600 V	600 V	600 V	600 V	600 V	600 V	600 V
Current - Average Rectified (Io)	2 A	2 A	1.5 A	1 A	1.5 A	1.5 A	1.5 A
Voltage - Forward (Vf) (Max) @ If	1 V @ 2 A	1.7 V @ 2 A	1.4 V @ 1.5 A	1.2 V @ 1 A	1.1 V @ 1.5 A	1.3 V @ 1.5 A	1.3 V @ 1.5 A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Standard Recovery >500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Standard Recovery >500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	5 µA @ 600 V	5 µA @ 600 V	5 µA @ 600 V	500 nA @ 600 V	5 µA @ 600 V	5 µA @ 600 V	5 µA @ 600 V
Package / Case	DO-204AC, DO-15, Axial	DO-204AC, DO-15, Axial	DO-204AC, DO-15, Axial	DO-204AC, DO-15, Axial	DO-204AC, DO-15, Axial	DO-204AC, DO-15, Axial	DO-204AC, DO-15, Axial
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Operating Temperature - Junction	-55 to 150 °C	-65 to 150 °C	-65 to 175 °C	-65 to 175 °C	-65 to 175 °C	-65 to 175 °C	-65 to 175 °C
RoHS Status	ROHS3 Compliant	Not specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Full-Current Equivalents (2 A Rating):

The EGP20J manufactured by Fairchild Semiconductor is the only substitute part that maintains the full 2 A average rectified current specification of the 2A05G A0G. Both parts share identical voltage ratings (600 V), package specifications (DO-204AC, DO-15, Axial), and fast recovery speed classification. The EGP20J operates across a -65°C to 150°C junction temperature range, which encompasses the original part's operating window. All parts maintain Active product status and are suitable for direct replacement in applications requiring 2 A current capacity.

Reduced-Current Alternatives (1.5 A Rating):

The 1N5397GP-E3/54, GP15J-E3/54, RGP15J-E3/54, and RGP15J-E3/73 are rated for 1.5 A average rectified current. These parts are functionally compatible with the 2A05G A0G in applications where circuit design permits operation at reduced current levels. All four parts maintain 600 V voltage ratings, DO-204AC packaging, and through-hole mounting. The RGP15J variants (RGP15J-E3/54 and RGP15J-E3/73) feature fast recovery speed (≤ 500ns), while the 1N5397GP-E3/54 and GP15J-E3/54 employ standard recovery characteristics. All 1.5 A alternatives support extended operating temperature ranges (-65°C to 175°C) and maintain RoHS3 compliance.

Reduced-Current Alternative (1 A Rating):

The 1N5619GP-E3/54 is rated for 1 A average rectified current and is suitable for applications where circuit design permits operation at the lowest current level. This part maintains 600 V voltage rating, DO-204AC packaging, fast recovery speed classification, and RoHS3 compliance. The 1N5619GP-E3/54 features the lowest reverse leakage current (500 nA @ 600 V) among all substitutes and supports an extended operating temperature range (-65°C to 175°C).

All substitute parts are Active product status and comply with RoHS3 and REACH regulations, ensuring regulatory equivalence with the original 2A05G A0G component.

Frequently Asked Questions (FAQ)

Q: Can the EGP20J directly replace the 2A05G A0G in all applications?

A: The EGP20J is a full-current equivalent rated for 2 A average rectified current and shares identical 600 V voltage rating and DO-204AC package specifications. Both parts are through-hole mounted and classified as fast recovery diodes. Direct replacement is supported in applications where the original 2A05G A0G specifications are required. The EGP20J operates across -65°C to 150°C, which encompasses the original part's -55°C to 150°C range.

Q: What is the difference between fast recovery and standard recovery speed classifications?

A: Fast recovery diodes exhibit reverse recovery time of 500 nanoseconds or less and are suitable for high-frequency switching applications. Standard recovery diodes have reverse recovery times exceeding 500 nanoseconds and are appropriate for lower-frequency or linear applications. The 2A05G A0G is classified as fast recovery. Substitutes include both fast recovery variants (EGP20J, 1N5619GP-E3/54, RGP15J-E3/54, RGP15J-E3/73) and standard recovery variants (1N5397GP-E3/54, GP15J-E3/54).

Q: Can I use a 1.5 A rated diode in place of the 2 A rated 2A05G A0G?

A: A 1.5 A rated substitute is functionally compatible only if circuit design permits operation at the reduced current level. The 1.5 A alternatives (1N5397GP-E3/54, GP15J-E3/54, RGP15J-E3/54, RGP15J-E3/73) maintain identical 600 V voltage ratings and DO-204AC packaging. Circuit analysis must confirm that average rectified current does not exceed 1.5 A under all operating conditions.

Q: Are all substitute parts RoHS3 compliant?

A: All substitute parts listed except EGP20J are explicitly specified as RoHS3 compliant. The EGP20J RoHS status is not specified in the provided data. For applications requiring RoHS3 compliance certification, the 1N5397GP-E3/54, 1N5619GP-E3/54, GP15J-E3/54, RGP15J-E3/54, and RGP15J-E3/73 are confirmed compliant alternatives.

Q: What is the operating temperature range difference between the main part and substitutes?

A: The 2A05G A0G operates across -55°C to 150°C junction temperature. The EGP20J operates across -65°C to 150°C, providing a lower minimum temperature limit. All Vishay substitutes (1N5397GP-E3/54, 1N5619GP-E3/54, GP15J-E3/54, RGP15J-E3/54, RGP15J-E3/73) operate across -65°C to 175°C, providing both lower minimum and higher maximum temperature limits. Circuit thermal design must confirm compatibility with the selected substitute's operating range.

Q: Do all substitute parts use the same DO-204AC package?

A: All substitute parts listed are packaged in DO-204AC (DO-15) axial through-hole format, identical to the 2A05G A0G. This ensures mechanical and electrical compatibility with existing printed circuit board layouts and mounting hardware.

Q: Which substitute has the lowest forward voltage drop?

A: The GP15J-E3/54 exhibits the lowest forward voltage drop at 1.1 V @ 1.5 A among the 1.5 A rated alternatives. The 1N5619GP-E3/54 exhibits 1.2 V @ 1 A. The 2A05G A0G exhibits 1 V @ 2 A at its rated current. Forward voltage specifications are measured at their respective rated currents and are not directly comparable across different current ratings.

Q: What is the reverse leakage current specification for each substitute?

A: The 2A05G A0G specifies 5 µA @ 600 V reverse leakage. The EGP20J, 1N5397GP-E3/54, GP15J-E3/54, RGP15J-E3/54, and RGP15J-E3/73 all specify 5 µA @ 600 V. The 1N5619GP-E3/54 specifies 500 nA @ 600 V, representing significantly lower reverse leakage current.

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