EGP10A Equivalent & Substitute Parts

Part Overview

The EGP10A is a general-purpose rectifier diode manufactured by onsemi, rated for 50 V DC reverse voltage and 1 A average rectified current in a DO-41 through-hole package. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement continuity. The EGP10A features fast recovery characteristics with a reverse recovery time of 50 ns, suitable for standard rectification applications requiring moderate switching speeds.

Key Parameters

Parameter	Value
Voltage - DC Reverse (Vr) (Max)	50 V
Current - Average Rectified (Io)	1 A
Voltage - Forward (Vf) (Max) @ If	950 mV @ 1 A
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	50 ns
Current - Reverse Leakage @ Vr	5 µA @ 50 V
Mounting Type	Through Hole
Package / Case	DO-204AL, DO-41, Axial
Operating Temperature - Junction	-65°C ~ 150°C
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the EGP10A are grouped based on strict electrical and mechanical compatibility criteria. All substitute candidates must meet or exceed the following core parameters:

Mandatory Matching Parameters:

Voltage - DC Reverse (Vr) (Max): 50 V
Current - Average Rectified (Io): 1 A (minimum)
Mounting Type: Through Hole
Package / Case: DO-204AL, DO-41, or Axial configurations

Substitution Categories:

Direct Substitutes maintain identical electrical ratings and fast recovery characteristics (≤ 500ns). These parts are pin-compatible and functionally equivalent with no circuit modifications required.

Upgrade Substitutes are active production parts with identical core ratings but may feature different recovery time classifications (standard recovery > 500ns). These parts are electrically compatible but operate with different switching characteristics.

Similar Substitutes maintain the 50 V / 1 A rating with compatible packages but may have variations in forward voltage, reverse recovery time, or temperature range. These parts require verification of application-specific requirements before selection.

Higher Current Rated Substitutes exceed the 1 A current requirement while maintaining 50 V reverse voltage rating. These parts provide design margin for current-limited applications.

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io	Vf (Max) @ If	Speed	trr	Package	Product Status
EGP10A	onsemi	50 V	1 A	950 mV @ 1 A	Fast Recovery ≤ 500ns	50 ns	DO-41	Obsolete
UF4001	Fairchild Semiconductor	50 V	1 A	1 V @ 1 A	Fast Recovery ≤ 500ns	50 ns	DO-41	Active
1N4001G	Taiwan Semiconductor Corporation	50 V	1 A	1 V @ 1 A	Standard Recovery > 500ns	—	DO-204AL (DO-41)	Active
1N4001-BP	Micro Commercial Co	50 V	1 A	1 V @ 1 A	Standard Recovery > 500ns	2 µs	DO-41	Active
1N4001G A0G	Taiwan Semiconductor Corporation	50 V	1 A	1 V @ 1 A	Standard Recovery > 500ns	—	DO-204AL (DO-41)	Active
1N4001G R0G	Taiwan Semiconductor Corporation	50 V	1 A	1 V @ 1 A	Standard Recovery > 500ns	—	DO-204AL (DO-41)	Discontinued at DiGi Electronics
1N4933-E3/54	Vishay General Semiconductor - Diodes Division	50 V	1 A	1.2 V @ 1 A	Fast Recovery ≤ 500ns	200 ns	DO-204AL (DO-41)	Active
1N4933GP-AP	Micro Commercial Co	50 V	1 A	1.2 V @ 1 A	Fast Recovery ≤ 500ns	200 ns	DO-41	Active
1N6076	Microchip Technology	50 V	1.3 A	1.76 V @ 18.8 A	Fast Recovery ≤ 500ns	30 ns	Axial	Active
BYT54A-TAP	Vishay General Semiconductor - Diodes Division	50 V	1.25 A	1.5 V @ 1 A	Fast Recovery ≤ 500ns	100 ns	SOD-57	Active
GP10A-E3/54	Vishay General Semiconductor - Diodes Division	50 V	1 A	1.1 V @ 1 A	Standard Recovery > 500ns	3 µs	DO-204AL (DO-41)	Active

Engineering Selection Recommendations

For Direct Replacement (Fast Recovery Requirement):

UF4001 (Fairchild Semiconductor) is the primary direct substitute for EGP10A. Both parts maintain 50 V / 1 A ratings with fast recovery characteristics (≤ 500ns) and 50 ns reverse recovery time. UF4001 is in active production status with 30,400 units in stock. Forward voltage is slightly higher at 1 V versus 950 mV, representing a 50 mV increase that is within typical application tolerances for general-purpose rectification.

1N4933-E3/54 (Vishay General Semiconductor - Diodes Division) and 1N4933GP-AP (Micro Commercial Co) provide fast recovery alternatives with identical 50 V / 1 A ratings. Both feature 200 ns reverse recovery time, which is longer than EGP10A but within fast recovery classification. Forward voltage is 1.2 V at 1 A. These parts are suitable for applications where the extended recovery time does not impact circuit performance.

For Standard Recovery Applications:

1N4001G (Taiwan Semiconductor Corporation) is available in multiple packaging variants (1N4001G, 1N4001G A0G, 1N4001G R0G) with active production status. These parts maintain 50 V / 1 A ratings but feature standard recovery characteristics (> 500ns). Forward voltage is 1 V at 1 A. Selection among variants depends on packaging requirements: standard tape & reel (1N4001G), unspecified packaging (1N4001G A0G), or cut tape (1N4001G R0G).

1N4001-BP (Micro Commercial Co) and GP10A-E3/54 (Vishay General Semiconductor - Diodes Division) are additional standard recovery options with 50 V / 1 A ratings and active production status.

For Higher Current Applications:

1N6076 (Microchip Technology) provides 50 V / 1.3 A rating with fast recovery characteristics and 30 ns reverse recovery time. This part is suitable for applications requiring current margin above 1 A. Package is axial configuration. RoHS compliance status is non-compliant.

BYT54A-TAP (Vishay General Semiconductor - Diodes Division) offers 50 V / 1.25 A rating with avalanche technology, fast recovery characteristics, and 100 ns reverse recovery time. Package is SOD-57 (axial). Operating temperature range extends to 175°C. ROHS3 compliant.

Compliance and Certification:

All recommended active production substitutes maintain REACH Unaffected status and EAR99 ECCN classification consistent with EGP10A. RoHS3 compliance is available in most active production alternatives except 1N6076 (RoHS non-compliant). Moisture Sensitivity Level 1 (Unlimited) is standard across all substitutes.

Frequently Asked Questions (FAQ)

Q: Can UF4001 directly replace EGP10A without circuit modifications?

A: UF4001 maintains identical 50 V / 1 A ratings and fast recovery characteristics (≤ 500ns, 50 ns trr) as EGP10A. Forward voltage is 1 V versus 950 mV, a 50 mV difference typical for general-purpose rectifier applications. Direct substitution is supported for standard rectification circuits. Applications with tight forward voltage specifications require verification.

Q: What is the difference between fast recovery and standard recovery diodes in this product category?

A: Fast recovery diodes have reverse recovery time ≤ 500ns, while standard recovery diodes exceed 500ns. EGP10A features 50 ns reverse recovery time (fast recovery). Substitutes like 1N4001G feature standard recovery (> 500ns). Fast recovery diodes minimize switching losses in high-frequency applications. Standard recovery diodes are suitable for line-frequency rectification where switching speed is not critical.

Q: Are DO-41 and DO-204AL packages interchangeable?

A: DO-41 and DO-204AL are equivalent package designations for the same physical form factor (axial through-hole diode). Parts specified as DO-204AL (DO-41) or DO-41 are mechanically and electrically compatible. Verify PCB footprint compatibility before selection.

Q: Why does 1N6076 have a higher forward voltage specification?

A: 1N6076 forward voltage is specified at 18.8 A (1.76 V), not at 1 A like other substitutes. This represents operation at significantly higher current levels. At 1 A operation, forward voltage would be substantially lower. 1N6076 is rated for 1.3 A average rectified current, providing current margin above the 1 A EGP10A specification.

Q: Can I use BYT54A-TAP as a substitute despite the different package (SOD-57)?

A: BYT54A-TAP maintains 50 V / 1.25 A electrical ratings with fast recovery characteristics. However, SOD-57 is a different physical package than DO-41. PCB footprint, lead spacing, and mounting hole requirements differ. Substitution requires PCB redesign or adapter solutions. Verify mechanical compatibility before selection.

Q: What is the significance of the product status field?

A: Product status indicates manufacturing availability. Obsolete parts (EGP10A) are no longer manufactured. Active parts are in current production with ongoing supply. Discontinued at DiGi Electronics indicates the part is no longer stocked by this specific distributor but may be available from other sources. Active production status ensures long-term availability and supply continuity.

Q: Are all substitute parts RoHS3 compliant?

A: Most active production substitutes are ROHS3 compliant. Exception: 1N6076 is RoHS non-compliant. Verify RoHS compliance requirements for your application before final part selection. All parts maintain REACH Unaffected status.

Q: How do I select between multiple 1N4001G variants?

A: 1N4001G, 1N4001G A0G, and 1N4001G R0G are electrically identical with identical 50 V / 1 A ratings and standard recovery characteristics. Selection depends on packaging format: 1N4001G (tape & reel), 1N4001G A0G (unspecified packaging), 1N4001G R0G (cut tape). Choose based on your procurement and assembly process requirements.

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