EGP10G-M3/54 Equivalent & Substitute Parts

Part Overview

The EGP10G-M3/54 is a general-purpose rectifier diode manufactured by Vishay General Semiconductor - Diodes Division, rated for 400 V DC reverse voltage and 1 A average rectified current in a DO-204AL (DO-41) through-hole axial package. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement continuity. The diode features fast recovery characteristics with a reverse recovery time of 50 ns and operates across a junction temperature range of -65°C to 150°C.

Key Parameters

Parameter	Value
Voltage - DC Reverse (Vr) (Max)	400 V
Current - Average Rectified (Io)	1 A
Voltage - Forward (Vf) (Max) @ If	1.25 V @ 1 A
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	50 ns
Current - Reverse Leakage @ Vr	5 µA @ 400 V
Capacitance @ Vr, F	15 pF @ 4V, 1MHz
Package / Case	DO-204AL, DO-41, Axial
Mounting Type	Through Hole
Operating Temperature - Junction	-65°C ~ 150°C
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the EGP10G-M3/54 is determined by the following critical parameters: voltage rating (400 V DC reverse), current rating (1 A average rectified), package type (DO-204AL/DO-41 through-hole axial), and recovery speed classification (fast recovery ≤ 500ns). Parts are grouped into three categories based on substitution compatibility:

Category 1: Direct Parametric Equivalents (Same Manufacturer) Parts EGP10G-E3/54 and EGP10G-E3/73 share identical electrical specifications with the main part, including 400 V reverse voltage, 1 A current rating, 1.25 V forward voltage, 50 ns reverse recovery time, and DO-204AL package. These parts differ only in product status (active versus obsolete) and packaging format (tape & reel versus bulk). Both are manufactured by Vishay General Semiconductor - Diodes Division under the SUPERECTIFIER® series.

Category 2: Functional Equivalents (Different Manufacturers, Fast Recovery) Parts 1N4936G-T (Diodes Incorporated) and UF1004-T (Diodes Incorporated) meet the 400 V, 1 A, fast recovery specifications with DO-41 through-hole packages. These parts maintain the fast recovery speed classification (≤ 500ns) and reverse recovery times of 200 ns and 50 ns respectively. Forward voltage specifications vary slightly (1.2 V and 1.3 V respectively at 1 A).

Category 3: Functional Equivalents (Different Manufacturers, Standard Recovery) Parts 1N4004-AP and 1N4004-BP (Micro Commercial Co) and D4G-T (Diodes Incorporated) provide 400 V, 1 A ratings in through-hole packages but employ standard recovery characteristics (>500ns reverse recovery time). These parts are suitable for applications where fast recovery is not required. The 1N4004 series has a reverse recovery time of 2 µs, while D4G-T operates with a 2 µs recovery time in a T-1 package variant.

Category 4: Higher Current Alternatives Parts MUR240G and MUR240RLG (onsemi) provide 400 V reverse voltage but with 2 A average rectified current rating, exceeding the 1 A requirement. These fast recovery diodes (65 ns reverse recovery time) are suitable for applications requiring higher current capacity while maintaining voltage compatibility.

Category 5: Surface Mount Alternative Part MRA4004T3G (onsemi) provides equivalent voltage and current ratings (400 V, 1 A) but in a surface mount SMA package (DO-214AC) rather than through-hole. This part is classified as not for new designs and features standard recovery characteristics.

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io	Vf @ If	Speed	trr	Package	Mounting	Status
EGP10G-M3/54	Vishay	400 V	1 A	1.25 V @ 1 A	Fast Recovery ≤ 500ns	50 ns	DO-204AL	Through Hole	Obsolete
EGP10G-E3/54	Vishay	400 V	1 A	1.25 V @ 1 A	Fast Recovery ≤ 500ns	50 ns	DO-204AL	Through Hole	Active
EGP10G-E3/73	Vishay	400 V	1 A	1.25 V @ 1 A	Fast Recovery ≤ 500ns	50 ns	DO-204AL	Through Hole	Active
1N4936G-T	Diodes Incorporated	400 V	1 A	1.2 V @ 1 A	Fast Recovery ≤ 500ns	200 ns	DO-41	Through Hole	Active
UF1004-T	Diodes Incorporated	400 V	1 A	1.3 V @ 1 A	Fast Recovery ≤ 500ns	50 ns	DO-41	Through Hole	Active
1N4004-AP	Micro Commercial Co	400 V	1 A	1 V @ 1 A	Standard Recovery >500ns	2 µs	DO-41	Through Hole	Active
1N4004-BP	Micro Commercial Co	400 V	1 A	1 V @ 1 A	Standard Recovery >500ns	2 µs	DO-41	Through Hole	Active
D4G-T	Diodes Incorporated	400 V	1 A	1 V @ 1 A	Standard Recovery >500ns	2 µs	T-1	Through Hole	Active
MUR240G	onsemi	400 V	2 A	1.3 V @ 2 A	Fast Recovery ≤ 500ns	65 ns	DO-41	Through Hole	Obsolete
MUR240RLG	onsemi	400 V	2 A	1.3 V @ 2 A	Fast Recovery ≤ 500ns	65 ns	DO-41	Through Hole	Active
MRA4004T3G	onsemi	400 V	1 A	1.1 V @ 1 A	Standard Recovery >500ns	Not Specified	SMA	Surface Mount	Not For New Designs

Engineering Selection Recommendations

Primary Substitutes (Recommended for Direct Replacement)

EGP10G-E3/54 and EGP10G-E3/73 are the preferred substitutes for the obsolete EGP10G-M3/54. Both parts are manufactured by the same supplier (Vishay General Semiconductor - Diodes Division) and provide identical electrical specifications, including 400 V reverse voltage, 1 A current rating, 1.25 V forward voltage, and 50 ns reverse recovery time. EGP10G-E3/73 offers significantly higher inventory availability (26,400 pieces) compared to EGP10G-E3/54 (791 pieces). Both parts maintain ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). The primary difference is packaging format: EGP10G-E3/54 is supplied in tape & reel format, while EGP10G-E3/73 is supplied in bulk.

Secondary Substitutes (Fast Recovery, 1 A Rating)

UF1004-T (Diodes Incorporated) and 1N4936G-T (Diodes Incorporated) are functionally equivalent fast recovery diodes with 400 V, 1 A specifications and through-hole DO-41 packages. UF1004-T matches the original 50 ns reverse recovery time and provides 5,220 pieces in inventory. 1N4936G-T has a longer reverse recovery time of 200 ns but maintains fast recovery classification and offers 906 pieces in inventory. Both parts are active products with ROHS3 compliance.

Alternative Substitutes (Standard Recovery, 1 A Rating)

Parts 1N4004-AP, 1N4004-BP, and D4G-T provide 400 V, 1 A ratings in through-hole packages but employ standard recovery characteristics (2 µs reverse recovery time). These parts are suitable for applications where fast recovery performance is not critical. 1N4004-AP and 1N4004-BP are supplied in bulk packaging with 8,750 and 734 pieces in inventory respectively. D4G-T is supplied in cut tape format with 39,672 pieces in inventory and features a T-1 package variant. All three parts are active products with ROHS3 compliance.

Higher Current Alternatives

MUR240RLG (onsemi) is an active product providing 400 V reverse voltage with 2 A average rectified current, exceeding the 1 A requirement. This fast recovery diode (65 ns reverse recovery time) is suitable for applications requiring higher current capacity. MUR240RLG offers 10,400 pieces in inventory and maintains ROHS3 compliance. MUR240G is an obsolete variant of the same part.

Surface Mount Alternative

MRA4004T3G (onsemi) provides 400 V, 1 A specifications in a surface mount SMA package. This part is classified as not for new designs and features standard recovery characteristics. It is suitable only for replacement applications in existing surface mount designs.

Frequently Asked Questions (FAQ)

Q: Can EGP10G-E3/54 and EGP10G-E3/73 be used interchangeably with the EGP10G-M3/54?

A: Yes. Both parts provide identical electrical specifications (400 V, 1 A, 1.25 V forward voltage, 50 ns reverse recovery time) and the same DO-204AL through-hole package. The primary differences are product status (active versus obsolete) and packaging format (tape & reel versus bulk). Electrical performance and mechanical compatibility are equivalent.

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

A: Fast recovery diodes have reverse recovery times of 500 ns or less, while standard recovery diodes exceed 500 ns. The EGP10G-M3/54 is a fast recovery diode with 50 ns reverse recovery time. Substitutes UF1004-T and 1N4936G-T maintain fast recovery characteristics. Substitutes 1N4004-AP, 1N4004-BP, and D4G-T employ standard recovery characteristics with 2 µs reverse recovery times. Fast recovery diodes are preferred in high-frequency switching applications, while standard recovery diodes are suitable for lower-frequency rectification.

Q: Can I use a 2 A diode (MUR240RLG) in place of a 1 A diode (EGP10G-M3/54)?

A: Yes, from an electrical standpoint. The MUR240RLG provides 400 V reverse voltage with 2 A current rating, exceeding the 1 A requirement. However, this substitution is appropriate only when the application can accommodate the higher current rating and the diode's physical dimensions. The MUR240RLG maintains fast recovery characteristics (65 ns reverse recovery time) and is an active product.

Q: What are the package differences between DO-204AL, DO-41, and T-1?

A: DO-204AL and DO-41 are equivalent designations for the same axial through-hole package used by the EGP10G-M3/54, EGP10G-E3/54, EGP10G-E3/73, 1N4936G-T, UF1004-T, 1N4004-AP, 1N4004-BP, MUR240G, and MUR240RLG. The T-1 package used by D4G-T is a smaller axial through-hole variant. All three package types are through-hole mounted and mechanically compatible with standard PCB layouts, though T-1 packages occupy less board space.

Q: Are all substitute parts ROHS3 compliant?

A: All substitute parts listed are ROHS3 compliant except MRA4004T3G, which is classified as not for new designs. The EGP10G-M3/54 and all active substitute parts maintain ROHS3 compliance and REACH unaffected status.

Q: What is the difference between tape & reel and bulk packaging?

A: Tape & reel packaging supplies components on continuous carrier tape suitable for automated assembly equipment. Bulk packaging supplies components in loose form. EGP10G-E3/54 is supplied in tape & reel format, while EGP10G-E3/73 is supplied in bulk. Both formats contain the same electrical components; the difference is in handling and assembly method.

Q: Can I use MRA4004T3G (surface mount) as a substitute for the through-hole EGP10G-M3/54?

A: No, not for direct replacement. MRA4004T3G is a surface mount component in SMA package, while the EGP10G-M3/54 is a through-hole component in DO-204AL package. These packages are mechanically incompatible with standard PCB layouts. MRA4004T3G is suitable only for replacement in existing surface mount designs and is classified as not for new designs.

Q: Which substitute offers the best inventory availability?

A: EGP10G-E3/73 offers the highest inventory availability with 26,400 pieces in stock. This part provides identical electrical specifications to the obsolete EGP10G-M3/54 and is the recommended primary substitute for procurement continuity.

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