EGP10D-TP Equivalent & Substitute Parts

Part Overview

The EGP10D-TP is a general-purpose rectifier diode rated for 200 V DC reverse voltage and 1 A average rectified current in a DO-41 through-hole axial package. Manufactured by Micro Commercial Co, this component is classified as obsolete. Due to its obsolete status, equivalent and substitute parts from active manufacturers are necessary for new designs, production continuity, and long-term component availability.

Key Parameters

Parameter	Value
Voltage - DC Reverse (Vr) (Max)	200 V
Current - Average Rectified (Io)	1 A
Voltage - Forward (Vf) (Max) @ If	1 V @ 1 A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	50 ns
Current - Reverse Leakage @ Vr	5 µA @ 200 V
Mounting Type	Through Hole
Package / Case	DO-204AL, DO-41, Axial
Operating Temperature - Junction	-55°C ~ 150°C
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitute parts for the EGP10D-TP are classified into three categories based on electrical and mechanical compatibility:

Direct Substitutes (1N4003 Series): Parts 1N4003-E3/54, 1N4003-E3/73, 1N4003E-E3/54, and 1N4003E-E3/73 share identical voltage and current ratings (200 V, 1 A) and through-hole DO-41 packaging. These parts differ in forward voltage specification (1.1 V @ 1 A versus 1 V @ 1 A) and recovery speed classification (standard recovery >500ns versus fast recovery ≤500ns). All are manufactured by Vishay General Semiconductor and carry active product status with ROHS3 compliance.

Upgrade Substitutes (EGP10D Series): Parts EGP10D-E3/53, EGP10D-E3/54, and EGP10D-E3/73 maintain the same voltage, current, and package specifications as the original EGP10D-TP. These upgrades feature improved forward voltage (950 mV @ 1 A), fast recovery characteristics (≤500ns, 50 ns trr), and extended lower operating temperature range (-65°C versus -55°C). All are active products from Vishay General Semiconductor with ROHS3 compliance.

Similar Alternatives (1N3611 Series): Parts 1N3611, 1N3611GP-E3/73, and 1N4003-E3/53 provide functional equivalence with 200 V, 1 A ratings and through-hole mounting. The 1N3611 from Microchip Technology uses axial package format (A, Axial) rather than DO-41. The 1N3611GP-E3/73 from Vishay uses DO-41 packaging with standard recovery characteristics. These alternatives are suitable where package format flexibility exists.

Substitution eligibility is determined by matching: voltage rating (200 V), current rating (1 A), mounting type (through-hole), and package compatibility (DO-41 or equivalent axial format).

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io	Vf @ If	Speed	trr	Package	Temp Range	Status
EGP10D-TP	Micro Commercial Co	200 V	1 A	1 V @ 1 A	Fast Recovery ≤500ns	50 ns	DO-41	-55°C ~ 150°C	Obsolete
1N4003-E3/54	Vishay	200 V	1 A	1.1 V @ 1 A	Standard Recovery >500ns	—	DO-41	-55°C ~ 150°C	Active
1N4003-E3/73	Vishay	200 V	1 A	1.1 V @ 1 A	Standard Recovery >500ns	—	DO-41	-55°C ~ 150°C	Active
1N4003E-E3/54	Vishay	200 V	1 A	1.1 V @ 1 A	Standard Recovery >500ns	—	DO-41	-55°C ~ 150°C	Active
1N4003E-E3/73	Vishay	200 V	1 A	1.1 V @ 1 A	Standard Recovery >500ns	—	DO-41	-55°C ~ 150°C	Active
EGP10D-E3/53	Vishay	200 V	1 A	950 mV @ 1 A	Fast Recovery ≤500ns	50 ns	DO-41	-65°C ~ 150°C	Active
EGP10D-E3/54	Vishay	200 V	1 A	950 mV @ 1 A	Fast Recovery ≤500ns	50 ns	DO-41	-65°C ~ 150°C	Active
EGP10D-E3/73	Vishay	200 V	1 A	950 mV @ 1 A	Fast Recovery ≤500ns	50 ns	DO-41	-65°C ~ 150°C	Active
1N3611	Microchip Technology	200 V	1 A	1.1 V @ 1 A	Standard Recovery >500ns	—	Axial	-65°C ~ 175°C	Active
1N3611GP-E3/73	Vishay	200 V	1 A	1 V @ 1 A	Standard Recovery >500ns	2 µs	DO-41	-65°C ~ 175°C	Active
1N4003-E3/53	Vishay	200 V	1 A	1.1 V @ 1 A	Standard Recovery >500ns	—	DO-41	-55°C ~ 150°C	Active

Engineering Selection Recommendations

For Direct Replacement with Active Product Status: The EGP10D-E3/54 and EGP10D-E3/73 are recommended as primary substitutes. These parts maintain the original EGP10D base product number, preserve fast recovery characteristics (50 ns trr), and are manufactured by Vishay General Semiconductor with active product status and ROHS3 compliance. The extended lower operating temperature range (-65°C) provides additional thermal margin compared to the original specification.

For Standard Recovery Applications: The 1N4003-E3/54, 1N4003-E3/73, 1N4003E-E3/54, and 1N4003E-E3/73 are suitable where standard recovery speed (>500ns) is acceptable. These parts are widely available from Vishay with high inventory levels and active product status. Forward voltage specification is 1.1 V @ 1 A, which is 0.1 V higher than the original part.

For Extended Temperature Range: The 1N3611GP-E3/73 offers an extended upper operating temperature limit (175°C versus 150°C) while maintaining DO-41 packaging and ROHS3 compliance. This part is suitable for applications requiring wider thermal operating margins.

Compliance Considerations: All recommended substitutes carry ROHS3 compliance and REACH Unaffected status, matching the original part's regulatory classification. The 1N3611 from Microchip Technology is RoHS non-compliant and should be selected only where regulatory requirements permit.

Frequently Asked Questions (FAQ)

Q: Can the 1N4003 series replace the EGP10D-TP directly? A: The 1N4003 series (1N4003-E3/54, 1N4003-E3/73, 1N4003E-E3/54, 1N4003E-E3/73) shares identical voltage (200 V), current (1 A), and package (DO-41) specifications. The primary difference is recovery speed classification: 1N4003 parts are standard recovery (>500ns) while EGP10D-TP is fast recovery (≤500ns). Substitution is valid where standard recovery performance is acceptable.

Q: What is the difference between fast recovery and standard recovery diodes? A: Recovery speed refers to the time required for a diode to transition from forward conduction to reverse blocking. Fast recovery diodes (≤500ns, 50 ns trr for EGP10D) switch faster and generate less reverse current, making them suitable for high-frequency switching applications. Standard recovery diodes (>500ns) are adequate for lower-frequency rectification and general-purpose applications.

Q: Why is forward voltage (Vf) different among substitutes? A: Forward voltage variation reflects manufacturing differences and design optimization. The EGP10D-TP specifies 1 V @ 1 A, while 1N4003 variants specify 1.1 V @ 1 A. The EGP10D-E3 series specifies 950 mV @ 1 A. These differences are within normal device tolerance and do not prevent functional substitution in most applications.

Q: Are all substitute parts ROHS3 compliant? A: All recommended substitutes except the 1N3611 (Microchip Technology) are ROHS3 compliant. The 1N3611 is RoHS non-compliant and should be selected only where regulatory requirements permit non-compliant components.

Q: Can I use the 1N3611 in place of EGP10D-TP? A: The 1N3611 provides electrical equivalence (200 V, 1 A) but uses axial package format (A, Axial) rather than DO-41. Substitution is valid where axial package format is mechanically compatible with the circuit board layout. The 1N3611 is RoHS non-compliant.

Q: What is the difference between DO-41 and DO-204AL packaging? A: DO-41 and DO-204AL are equivalent designations for the same through-hole axial package format. Both terms refer to a cylindrical component with leads at each end, suitable for through-hole mounting on printed circuit boards.

Q: Should I select EGP10D-E3 series or 1N4003 series? A: Select EGP10D-E3 series (EGP10D-E3/53, EGP10D-E3/54, EGP10D-E3/73) for applications requiring fast recovery characteristics and lower forward voltage. Select 1N4003 series for general-purpose rectification where standard recovery is acceptable and where maximum component availability is prioritized.

Q: What does the suffix (-E3/54, -E3/73, -E3/53) indicate? A: The suffix indicates packaging and tape configuration for automated assembly. -E3/54 and -E3/53 refer to cut tape (CT) packaging, while -E3/73 refers to alternative tape configuration. These suffixes do not affect electrical performance or functional equivalence.

Q: Is the extended temperature range of EGP10D-E3 (-65°C to 150°C) significant? A: The extended lower temperature limit (-65°C versus -55°C) provides additional thermal margin for applications operating in cold environments. This specification difference does not prevent substitution in applications operating within the original -55°C to 150°C range.

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