UF4005GP-TP Equivalent & Substitute Parts

Part Overview

The UF4005GP-TP is a general-purpose rectifier diode manufactured by Micro Commercial Co, rated for 600 V DC reverse voltage and 1 A average rectified current in a through-hole DO-41 package. This component is classified as Active and complies with ROHS3 and REACH standards. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical compatibility, and packaging standards to ensure functional interchangeability in circuit applications.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	600	V
Current - Average Rectified (Io)	1	A
Voltage - Forward (Vf) (Max) @ If	1.7 @ 1 A	V
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Reverse Recovery Time (trr)	75	ns
Current - Reverse Leakage @ Vr	5	µA @ 600 V
Mounting Type	Through Hole	—
Package / Case	DO-204AL, DO-41, Axial	—
Operating Temperature - Junction	-55 to 150	°C
Technology	Standard	—

Substitute Part Grouping Explanation

Substitute parts for the UF4005GP-TP are grouped based on strict equivalence of the following critical parameters:

Electrical Equivalence Criteria:

Voltage - DC Reverse (Vr) (Max): 600 V
Current - Average Rectified (Io): 1 A
Voltage - Forward (Vf) (Max) @ If: 1.7 V @ 1 A
Speed Classification: Fast Recovery ≤ 500ns, > 200mA (Io)

Mechanical Compatibility Criteria:

Mounting Type: Through Hole
Package / Case: DO-204AL, DO-41, or Axial configurations

Compliance Criteria:

Product Status: Active
Technology: Standard
RoHS Status: ROHS3 Compliant or equivalent
Moisture Sensitivity Level (MSL): 1 (Unlimited)

Substitute parts may vary in reverse recovery time (trr), reverse leakage current, capacitance, and operating temperature range within acceptable limits for general-purpose rectification applications. Packaging format (Tape & Reel versus Cut Tape) does not affect electrical or mechanical substitution eligibility.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max) [V]	Io [A]	Vf (Max) @ If [V]	trr [ns]	Ir @ Vr [µA]	Package	Mounting Type	Temp Range [°C]	RoHS Status
UF4005GP-TP	Micro Commercial Co	600	1	1.7 @ 1 A	75	5 @ 600 V	DO-41	Through Hole	-55 to 150	ROHS3
ER106_R2_00001	Panjit International Inc.	600	1	1.7 @ 1 A	35	1 @ 600 V	DO-41	Through Hole	-55 to 150	ROHS3
HER106G	Taiwan Semiconductor Corporation	600	1	1.7 @ 1 A	75	5 @ 600 V	DO-204AL (DO-41)	Through Hole	-55 to 150	ROHS3
HER106G A0G	Taiwan Semiconductor Corporation	600	1	1.7 @ 1 A	75	5 @ 600 V	DO-204AL (DO-41)	Through Hole	-55 to 150	ROHS3
SF18G	SMC Diode Solutions	600	1	1.7 @ 1 A	35	5 @ 600 V	DO-41	Through Hole	-65 to 150	Not specified
SF18G A0G	Taiwan Semiconductor Corporation	600	1	1.7 @ 1 A	35	5 @ 600 V	DO-204AL (DO-41)	Through Hole	-55 to 150	ROHS3
SF18GH	Taiwan Semiconductor Corporation	600	1	1.7 @ 1 A	35	5 @ 600 V	DO-204AL (DO-41)	Through Hole	-55 to 150	ROHS3
UF106G_R2_00001	Panjit International Inc.	600	1	1.7 @ 1 A	100	1 @ 600 V	DO-41	Through Hole	-55 to 150	ROHS3
UF1JH	Taiwan Semiconductor Corporation	600	1	1.7 @ 1 A	75	5 @ 600 V	DO-204AL (DO-41)	Through Hole	-55 to 150	ROHS3
UF4005	Fairchild Semiconductor	600	1	1.7 @ 1 A	75	5 @ 600 V	DO-41	Through Hole	-50 to 175	Not specified

Engineering Selection Recommendations

All listed substitute parts meet the core electrical and mechanical requirements for direct substitution with the UF4005GP-TP. Selection among equivalents is based on the following factors:

Compliance and Certification:

Parts with ROHS3 compliance designation (ER106_R2_00001, HER106G, HER106G A0G, SF18G A0G, SF18GH, UF106G_R2_00001, UF1JH) align with current regulatory standards.
SF18GH carries AEC-Q101 automotive qualification and is suitable for automotive-grade applications.
UF1JH carries AEC-Q101 automotive qualification for through-hole applications.

Reverse Recovery Time Characteristics:

Parts with trr = 35 ns (ER106_R2_00001, SF18G, SF18G A0G, SF18GH) exhibit faster switching characteristics compared to the main part (trr = 75 ns).
Parts with trr = 75 ns (HER106G, HER106G A0G, UF1JH, UF4005) match the main part specification.
UF106G_R2_00001 with trr = 100 ns exhibits slower recovery but remains within fast recovery classification.

Reverse Leakage Current:

Parts from Panjit International Inc. (ER106_R2_00001, UF106G_R2_00001) specify 1 µA reverse leakage, lower than the main part specification of 5 µA.
All other substitutes match the 5 µA specification.

Operating Temperature Range:

SF18G extends the lower operating limit to -65°C, providing enhanced low-temperature performance.
UF4005 extends the upper operating limit to 175°C, providing enhanced high-temperature performance.
All other parts operate within -55°C to 150°C.

Packaging Format:

Tape & Reel (TR) packaging of the main part is functionally equivalent to Cut Tape (CT) packaging of substitutes for component selection purposes.

Frequently Asked Questions (FAQ)

Q: Can ER106_R2_00001 directly replace UF4005GP-TP in existing designs?

A: Yes. ER106_R2_00001 meets all electrical equivalence criteria: 600 V reverse voltage, 1 A average rectified current, 1.7 V forward voltage at 1 A, and fast recovery classification. Both are through-hole DO-41 package devices. The faster reverse recovery time (35 ns versus 75 ns) and lower reverse leakage current (1 µA versus 5 µA) represent performance improvements without compromising compatibility.

Q: What is the difference between HER106G and HER106G A0G?

A: Both parts are manufactured by Taiwan Semiconductor Corporation and share identical electrical specifications: 600 V, 1 A, 1.7 V forward voltage, 75 ns reverse recovery time, and 5 µA reverse leakage. The designation suffix "A0G" indicates a specific manufacturing date code or internal revision. Both are ROHS3 compliant and suitable for substitution.

Q: Is SF18GH suitable for automotive applications?

A: Yes. SF18GH carries AEC-Q101 qualification, indicating compliance with automotive-grade reliability standards. It meets all electrical requirements of the UF4005GP-TP and is rated for -55°C to 150°C operating temperature. The 35 ns reverse recovery time provides faster switching performance than the main part.

Q: Why do some substitute parts have different reverse recovery times?

A: Reverse recovery time (trr) varies based on semiconductor manufacturing process and design. All listed substitutes maintain fast recovery classification (≤ 500 ns for currents > 200 mA). Faster recovery times (35 ns) reduce switching losses in high-frequency applications, while slower times (75–100 ns) are acceptable for general-purpose rectification. Selection depends on specific circuit requirements.

Q: Can UF1J (surface mount SMA package) replace the through-hole UF4005GP-TP?

A: No. UF1J is a surface-mount device in DO-214AC (SMA) package, while UF4005GP-TP is a through-hole axial device in DO-41 package. These are mechanically incompatible and require different PCB layouts and assembly processes. UF1J is not a direct substitute for through-hole applications.

Q: Are all substitute parts ROHS3 compliant?

A: Most listed substitutes are ROHS3 compliant (ER106_R2_00001, HER106G, HER106G A0G, SF18G A0G, SF18GH, UF106G_R2_00001, UF1JH). SF18G and UF4005 do not specify RoHS status in the provided data. Verify compliance requirements for your specific application before selection.

Q: What is the significance of the -55°C to 150°C operating temperature range?

A: This range defines the junction temperature limits within which the diode maintains specified electrical characteristics. All primary substitutes operate within this range. SF18G extends to -65°C for enhanced cold-temperature performance, while UF4005 extends to 175°C for enhanced hot-temperature performance. Selection depends on the thermal environment of the application.

Q: Can parts with different capacitance values be substituted?

A: Yes. Capacitance variation (10 pF to 17 pF at 4 V, 1 MHz) does not affect general-purpose rectification function. Capacitance becomes relevant only in high-frequency or RF applications where diode junction capacitance impacts circuit performance. For standard power supply and rectification circuits, capacitance differences are not a limiting factor.

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