FR101GP-AP Equivalent & Substitute Parts

Part Overview

The FR101GP-AP is a general-purpose rectifier diode manufactured by Micro Commercial Co, rated for 50 V DC reverse voltage and 1 A average rectified current in a through-hole DO-41 package. This part is classified as "Not For New Designs," indicating it has reached end-of-life status. Equivalent and substitute parts are necessary for ongoing maintenance, repair, and legacy system support where the original component is no longer available or inventory is depleted.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	50	V
Current - Average Rectified (Io)	1	A
Voltage - Forward (Vf) (Max) @ If	1.3	V @ 1 A
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	-
Reverse Recovery Time (trr)	150	ns
Current - Reverse Leakage @ Vr	5	µA @ 50 V
Mounting Type	Through Hole	-
Package / Case	DO-204AL, DO-41, Axial	-
Operating Temperature - Junction	-55 to 150	°C
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitution of the FR101GP-AP is determined by strict equivalence across the following critical parameters:

Primary Substitution Criteria:

Voltage - DC Reverse (Vr) (Max): 50 V minimum
Current - Average Rectified (Io): 1 A minimum
Mounting Type: Through Hole
Package / Case: DO-204AL, DO-41, or Axial compatible
Operating Temperature Range: Must encompass or exceed -55°C to 150°C

Secondary Compatibility Factors:

Reverse Recovery Time (trr): Fast Recovery classification (≤ 500ns, > 200mA) preferred for direct replacement
Voltage - Forward (Vf) (Max) @ If: 1.3 V @ 1 A or lower acceptable
Current - Reverse Leakage @ Vr: 5 µA @ 50 V or lower acceptable
RoHS and REACH compliance status

Substitute parts are classified into two categories:

Parametric Equivalents: Parts with identical or superior electrical specifications and matching package designations, suitable for direct pin-for-pin replacement.

Similar Parts: Parts meeting core voltage and current requirements but with variations in recovery time classification or temperature range, requiring circuit-level verification for specific applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max) [V]	Io [A]	Vf (Max) @ If [V @ A]	Speed Classification	trr [ns]	Ir @ Vr [µA @ V]	Package	Temp Range [°C]	Product Status
FR101GP-AP	Micro Commercial Co	50	1	1.3 @ 1	Fast Recovery ≤ 500ns	150	5 @ 50	DO-41	-55 to 150	Not For New Designs
1N4933GP-AP	Micro Commercial Co	50	1	1.2 @ 1	Fast Recovery ≤ 500ns	200	5 @ 50	DO-41	-55 to 150	Active
1N4933G-T	Diodes Incorporated	50	1	1.2 @ 1	Fast Recovery ≤ 500ns	200	5 @ 50	DO-41	-65 to 150	Active
FR101A-G	Comchip Technology	50	1	1.3 @ 1	Fast Recovery ≤ 500ns	150	5 @ 50	DO-41	-55 to 150	Active
FR101G A0G	Taiwan Semiconductor Corporation	50	1	1.3 @ 1	Fast Recovery ≤ 500ns	150	5 @ 50	DO-41	-55 to 150	Active
1N4001GPE-E3/73	Vishay General Semiconductor - Diodes Division	50	1	1.1 @ 1	Standard Recovery >500ns	2000	5 @ 50	DO-41	-65 to 175	Active

Engineering Selection Recommendations

Parametric Equivalent Substitutes (Direct Replacement):

The following parts are parametric equivalents with active product status and are suitable for direct replacement in applications requiring 50 V, 1 A general-purpose rectification:

1N4933GP-AP (Micro Commercial Co): Identical voltage and current ratings with marginally lower forward voltage (1.2 V vs. 1.3 V) and slightly extended reverse recovery time (200 ns vs. 150 ns). Active product status with full RoHS3 compliance.
FR101A-G (Comchip Technology): Identical electrical specifications including forward voltage (1.3 V) and reverse recovery time (150 ns). Active product status with matching temperature range and RoHS3 compliance.
FR101G A0G (Taiwan Semiconductor Corporation): Identical electrical specifications with matching forward voltage (1.3 V) and reverse recovery time (150 ns). Active product status with extended temperature range capability (-55°C to 150°C) and RoHS3 compliance.
1N4933G-T (Diodes Incorporated): Fast recovery diode with identical voltage and current ratings. Forward voltage of 1.2 V and reverse recovery time of 200 ns. Tape & Reel packaging. Extended lower temperature rating (-65°C vs. -55°C). Active product status with full compliance.

Similar Part (Functional Compatibility with Differences):

1N4001GPE-E3/73 (Vishay General Semiconductor - Diodes Division): Meets core voltage (50 V) and current (1 A) requirements. Superior forward voltage performance (1.1 V). However, classified as Standard Recovery (>500ns, 2 µs typical) rather than Fast Recovery. Extended temperature range (-65°C to 175°C). Active product status with full compliance. Suitable for applications where recovery speed is not a critical constraint.

Selection Basis:

All recommended substitutes maintain RoHS3 compliance, REACH unaffected status, and EAR99 export classification consistent with the original FR101GP-AP. Selection should prioritize parts with active product status to ensure long-term availability and supply chain stability. For applications requiring fast recovery characteristics, parametric equivalents (1N4933GP-AP, FR101A-G, FR101G A0G, 1N4933G-T) are preferred. The 1N4001GPE-E3/73 is acceptable where standard recovery performance meets circuit requirements.

Frequently Asked Questions (FAQ)

Q: Can the 1N4933GP-AP directly replace the FR101GP-AP?

A: Yes. The 1N4933GP-AP is a parametric equivalent with identical 50 V, 1 A ratings and fast recovery classification. The forward voltage is marginally lower (1.2 V vs. 1.3 V), which is beneficial. Reverse recovery time is slightly extended (200 ns vs. 150 ns), which remains within fast recovery specification. Pin configuration and package (DO-41) are identical.

Q: What is the difference between the FR101A-G and 1N4933G-T?

A: Both are parametric equivalents with identical voltage and current ratings. The FR101A-G (Comchip Technology) has reverse recovery time of 150 ns, matching the original FR101GP-AP. The 1N4933G-T (Diodes Incorporated) has reverse recovery time of 200 ns. The 1N4933G-T is supplied in Tape & Reel packaging, while the FR101A-G is supplied in Tape & Box. Both are fast recovery diodes suitable for direct replacement.

Q: Why is the 1N4001GPE-E3/73 listed as a similar part rather than a parametric equivalent?

A: The 1N4001GPE-E3/73 meets the core voltage (50 V) and current (1 A) requirements but differs in recovery speed classification. It is classified as Standard Recovery (>500ns, 2 µs typical) rather than Fast Recovery (≤500ns). This difference may affect performance in high-frequency switching applications. It is functionally compatible for general-purpose rectification but requires circuit-level verification for specific applications.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts are RoHS3 compliant and REACH unaffected, matching the compliance status of the original FR101GP-AP.

Q: Can I use the FR101G A0G in place of the FR101GP-AP?

A: Yes. The FR101G A0G is a parametric equivalent manufactured by Taiwan Semiconductor Corporation with identical electrical specifications (50 V, 1 A, 1.3 V forward voltage, 150 ns recovery time). Package and pin configuration are compatible. Active product status ensures availability.

Q: What is the significance of the extended temperature range in the 1N4933G-T (-65°C to 150°C vs. -55°C to 150°C)?

A: The extended lower temperature rating (-65°C) provides additional operational margin in cold environments. For applications operating within the original -55°C to 150°C range, this difference is not significant. For applications requiring operation below -55°C, the 1N4933G-T offers enhanced capability.

Q: Are there packaging differences between the substitute parts?

A: Most substitute parts use DO-41 or DO-204AL (DO-41) package designations, which are mechanically and electrically compatible. The 1N4933G-T is supplied in Tape & Reel (TR) packaging, while the FR101GP-AP is supplied in Tape & Box (TB). Both packaging formats are suitable for through-hole mounting; the difference is in supply format and handling.

Q: Which substitute part has the lowest forward voltage?

A: The 1N4001GPE-E3/73 has the lowest forward voltage at 1.1 V @ 1 A, compared to 1.2 V to 1.3 V for other substitutes. This lower forward voltage reduces power dissipation in rectification applications.

Q: Can I mix different substitute parts in the same circuit board?

A: Yes, provided the circuit design does not depend on specific recovery time characteristics. All parametric equivalents (1N4933GP-AP, FR101A-G, FR101G A0G, 1N4933G-T) have identical voltage and current ratings and are interchangeable. The 1N4001GPE-E3/73 may be mixed if standard recovery performance is acceptable for the application.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message