FR106GP-AP Equivalent & Substitute Parts

Part Overview

The FR106GP-AP is a general-purpose rectifier diode manufactured by Micro Commercial Co, rated for 800 V DC reverse voltage and 1 A average rectified current in a through-hole DO-41 package. This component is classified as "Not For New Designs," indicating it has reached end-of-life status. Identifying equivalent and substitute parts is necessary to support existing designs, facilitate production continuity, and enable migration to active product alternatives that meet identical or enhanced electrical specifications.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	800	V
Current - Average Rectified (Io)	1	A
Voltage - Forward (Vf) (Max) @ If	1.3	V @ 1 A
Reverse Recovery Time (trr)	500	ns
Current - Reverse Leakage @ Vr	5	µA @ 800 V
Capacitance @ Vr, F	15	pF @ 4V, 1MHz
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

Substitute parts for the FR106GP-AP are classified into three categories based on electrical parameter alignment and product status:

Parametric Equivalents share identical electrical specifications with the main part, including voltage rating (800 V), current rating (1 A), forward voltage (1.3 V @ 1 A), reverse recovery time (500 ns), reverse leakage current (5 µA @ 800 V), and capacitance (15 pF @ 4V, 1MHz). These parts are direct functional replacements. Parametric equivalents include 1N4947GP-AP, FR106A-G, and FR106G A0G.

Upgrade Substitutes maintain all critical electrical parameters but offer enhanced performance characteristics or extended operating temperature ranges. BA159DGP-E3/54 and RGP10K-E3/54 are classified as upgrades due to extended junction temperature range (-65°C to 175°C versus -55°C to 150°C) and active product status, while maintaining identical voltage, current, forward voltage, reverse leakage, and capacitance specifications.

Similar Alternatives meet the primary voltage and current requirements but exhibit variations in secondary parameters such as forward voltage, recovery speed, or capacitance. The 1N4006G part demonstrates standard recovery speed (>500 ns) versus fast recovery (≤500 ns) and lower forward voltage (1 V @ 1 A) and capacitance (10 pF @ 4V, 1MHz), making it suitable for applications where these differences are acceptable.

Substitution logic is based strictly on the following key parameters: Voltage - DC Reverse (Vr) (Max), Current - Average Rectified (Io), Voltage - Forward (Vf) (Max) @ If, Reverse Recovery Time (trr), Current - Reverse Leakage @ Vr, Capacitance @ Vr, and Mounting Type.

Parameter Comparison

Part Number	Manufacturer	Product Status	Vr (Max) [V]	Io [A]	Vf (Max) @ If [V]	trr [ns]	Ir @ Vr [µA]	C @ Vr [pF]	Tj Range [°C]	Package
FR106GP-AP	Micro Commercial Co	Not For New Designs	800	1	1.3 @ 1 A	500	5 @ 800 V	15 @ 4V, 1MHz	-55 to 150	DO-41
1N4947GP-AP	Micro Commercial Co	Active	800	1	1.3 @ 1 A	250	5 @ 800 V	15 @ 4V, 1MHz	-55 to 150	DO-41
BA159DGP-E3/54	Vishay General Semiconductor - Diodes Division	Active	800	1	1.3 @ 1 A	500	5 @ 800 V	15 @ 4V, 1MHz	-65 to 175	DO-204AL (DO-41)
RGP10K-E3/54	Vishay General Semiconductor - Diodes Division	Active	800	1	1.3 @ 1 A	500	5 @ 800 V	15 @ 4V, 1MHz	-65 to 175	DO-204AL (DO-41)
1N4006G	Taiwan Semiconductor Corporation	Active	800	1	1 @ 1 A	Standard Recovery	5 @ 800 V	10 @ 4V, 1MHz	-55 to 150	DO-204AL (DO-41)
FR106A-G	Comchip Technology	Active	800	1	1.3 @ 1 A	500	5 @ 800 V	15 @ 4V, 1MHz	-55 to 150	DO-41
FR106G A0G	Taiwan Semiconductor Corporation	Active	800	1	1.3 @ 1 A	500	5 @ 800 V	10 @ 4V, 1MHz	-55 to 150	DO-204AL (DO-41)

Engineering Selection Recommendations

For Direct Replacement (Parametric Equivalents):

1N4947GP-AP, FR106A-G, and FR106G A0G are parametric equivalents suitable for direct substitution in existing designs. All three parts are classified as Active products, ensuring continued availability and manufacturing support. 1N4947GP-AP offers improved reverse recovery time (250 ns versus 500 ns), providing enhanced switching performance while maintaining all other electrical parameters. FR106A-G and FR106G A0G maintain identical specifications to the FR106GP-AP and are available in active production status.

For Enhanced Performance (Upgrade Substitutes):

BA159DGP-E3/54 and RGP10K-E3/54 are recommended for applications requiring extended operating temperature ranges or long-term design stability. Both parts maintain identical electrical specifications while extending the junction temperature range to -65°C to 175°C (versus -55°C to 150°C). Both are manufactured by Vishay General Semiconductor and classified as Active products. These upgrades are suitable for designs targeting extended environmental operating conditions or requiring compliance with stringent reliability standards.

For Alternative Applications (Similar Alternatives):

1N4006G is suitable for applications where forward voltage reduction (1 V versus 1.3 V) and lower capacitance (10 pF versus 15 pF) are beneficial. This part operates with standard recovery speed (>500 ns) rather than fast recovery (≤500 ns). Selection of 1N4006G is appropriate only when circuit design specifically accommodates these parameter variations.

Compliance Considerations:

All substitute parts are ROHS3 Compliant, REACH Unaffected, and classified under ECCN EAR99, matching the compliance profile of the main part. All parts maintain Moisture Sensitivity Level (MSL) 1 (Unlimited).

Frequently Asked Questions (FAQ)

Q: Can 1N4947GP-AP be used as a direct replacement for FR106GP-AP?

A: Yes. 1N4947GP-AP is a parametric equivalent with identical voltage (800 V), current (1 A), forward voltage (1.3 V @ 1 A), reverse leakage (5 µA @ 800 V), and capacitance (15 pF @ 4V, 1MHz) specifications. The reverse recovery time is improved (250 ns versus 500 ns), which enhances switching performance without affecting compatibility. Both parts use DO-41 packaging and are rated for -55°C to 150°C junction temperature.

Q: What is the difference between BA159DGP-E3/54 and RGP10K-E3/54?

A: Both parts are functionally identical in electrical specifications and are manufactured by Vishay General Semiconductor. The primary difference is the base product number (BA159 versus RGP10) and packaging designation (DO-204AL versus DO-204AL). Both offer extended junction temperature range (-65°C to 175°C) and are classified as Active products. Selection between these parts depends on supplier availability and internal design documentation requirements.

Q: Is 1N4006G compatible with FR106GP-AP?

A: 1N4006G meets the primary voltage (800 V) and current (1 A) requirements but exhibits differences in secondary parameters. Forward voltage is lower (1 V versus 1.3 V @ 1 A), capacitance is lower (10 pF versus 15 pF @ 4V, 1MHz), and recovery speed is standard (>500 ns) rather than fast (≤500 ns). Compatibility depends on circuit design tolerance for these variations. Verification of circuit performance is necessary before implementation.

Q: Why is FR106GP-AP marked "Not For New Designs"?

A: This designation indicates the part has reached end-of-life status and is no longer recommended for new product development. Existing inventory remains available for legacy design support. Parametric equivalents such as 1N4947GP-AP, FR106A-G, and FR106G A0G are Active products suitable for new designs.

Q: Do all substitute parts use the same DO-41 package?

A: The main part FR106GP-AP uses DO-41 packaging. Substitute parts use either DO-41 or DO-204AL (DO-41) designations. DO-204AL and DO-41 refer to the same physical package form factor (axial through-hole), with DO-204AL being the formal JEDEC designation. All parts are mechanically compatible in through-hole applications.

Q: Are there temperature range differences between substitute parts?

A: Yes. FR106GP-AP, 1N4947GP-AP, 1N4006G, FR106A-G, and FR106G A0G operate across -55°C to 150°C junction temperature. BA159DGP-E3/54 and RGP10K-E3/54 extend this range to -65°C to 175°C. Selection of extended-range parts is appropriate for applications requiring operation at lower ambient temperatures or higher thermal stress conditions.

Q: What compliance certifications apply to all substitute parts?

A: All parts listed are ROHS3 Compliant, REACH Unaffected, and classified under ECCN EAR99. All parts maintain Moisture Sensitivity Level (MSL) 1 (Unlimited), indicating no moisture sensitivity precautions are required during storage or handling.

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