1N5408GP-AP Equivalent & Substitute Parts

Part Overview

The 1N5408GP-AP is a general-purpose rectifier diode manufactured by Micro Commercial Co, rated for 1000 V DC reverse voltage and 3 A average rectified current in a DO-201AD axial through-hole package. This component is classified as Active product status and is RoHS3 compliant. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are required due to inventory constraints, supply chain considerations, or application-specific packaging preferences.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	1000	V
Current - Average Rectified (Io)	3	A
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 3 A	V
Current - Reverse Leakage @ Vr	5	µA @ 1000 V
Package / Case	DO-201AD, Axial	—
Mounting Type	Through Hole	—
Operating Temperature - Junction	-55°C ~ 150°C	°C
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the 1N5408GP-AP is permissible with the GI510-E3/54 based on the following critical parameters:

Electrical Equivalence Criteria:

Voltage - DC Reverse (Vr) (Max): 1000 V (identical)
Current - Average Rectified (Io): 3 A (identical)
Voltage - Forward (Vf) (Max): 1.1 V (identical specification)
Current - Reverse Leakage @ Vr: 5 µA @ 1000 V (identical)
Technology: Standard (identical)
Speed: Standard Recovery >500ns, > 200mA (Io) (identical)

Mechanical Compatibility Criteria:

Package / Case: DO-201AD, Axial (identical)
Mounting Type: Through Hole (identical)

Compliance Criteria:

RoHS Status: ROHS3 Compliant (identical)
Moisture Sensitivity Level (MSL): 1 (Unlimited) (identical)
REACH Status: REACH Unaffected (identical)

The substitute part operates within the same electrical performance envelope and maintains identical mechanical form factor and compliance certifications.

Parameter Comparison

Parameter	1N5408GP-AP (Micro Commercial Co)	GI510-E3/54 (Vishay General Semiconductor)	Compatibility
Voltage - DC Reverse (Vr) (Max)	1000 V	1000 V	Equivalent
Current - Average Rectified (Io)	3 A	3 A	Equivalent
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 3 A	1.1 V @ 9.4 A	Equivalent at rated current
Current - Reverse Leakage @ Vr	5 µA @ 1000 V	5 µA @ 1000 V	Equivalent
Speed	Standard Recovery >500ns, > 200mA (Io)	Standard Recovery >500ns, > 200mA (Io)	Equivalent
Package / Case	DO-201AD, Axial	DO-201AD, Axial	Equivalent
Mounting Type	Through Hole	Through Hole	Equivalent
Operating Temperature - Junction	-55°C ~ 150°C	-50°C ~ 150°C	GI510-E3/54 has narrower lower limit
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Equivalent
Capacitance @ Vr, F	40 pF @ 4V, 1MHz	28 pF @ 4V, 1MHz	GI510-E3/54 lower capacitance

Engineering Selection Recommendations

Both the 1N5408GP-AP and GI510-E3/54 are Active product status components with ROHS3 compliance and REACH unaffected status, suitable for equivalent circuit applications. Selection between these parts is determined by:

Primary Selection Criteria:

Identical electrical performance at rated specifications (1000 V, 3 A, 1.1 V forward drop)
Identical mechanical form factor (DO-201AD axial through-hole)
Identical compliance certifications

Secondary Considerations:

Operating temperature range: The 1N5408GP-AP supports -55°C minimum junction temperature, while the GI510-E3/54 supports -50°C minimum. Applications requiring operation below -50°C require the 1N5408GP-AP.
Capacitance: The GI510-E3/54 exhibits lower junction capacitance (28 pF versus 40 pF), which may provide advantages in high-frequency switching applications.
Packaging format: The 1N5408GP-AP is supplied in Tape & Box format; the GI510-E3/54 is supplied in Cut Tape format.

Frequently Asked Questions (FAQ)

Q: Can the GI510-E3/54 directly replace the 1N5408GP-AP in existing circuit designs?

A: Yes, the GI510-E3/54 is electrically and mechanically equivalent for applications operating within the -50°C to 150°C junction temperature range. Both components share identical voltage ratings (1000 V), current ratings (3 A), forward voltage characteristics (1.1 V @ 3 A), and reverse leakage specifications (5 µA @ 1000 V). The DO-201AD axial through-hole package is identical, permitting direct board-level substitution.

Q: What is the difference in operating temperature range between these parts?

A: The 1N5408GP-AP operates from -55°C to 150°C junction temperature, while the GI510-E3/54 operates from -50°C to 150°C. For applications requiring operation below -50°C, the 1N5408GP-AP is the appropriate selection.

Q: Are there differences in capacitance between these diodes?

A: Yes. The 1N5408GP-AP exhibits 40 pF junction capacitance at 4 V and 1 MHz, while the GI510-E3/54 exhibits 28 pF under identical measurement conditions. The lower capacitance of the GI510-E3/54 may provide reduced switching losses in high-frequency rectification circuits.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the 1N5408GP-AP and GI510-E3/54 are ROHS3 compliant, have Moisture Sensitivity Level 1 (Unlimited), and are REACH unaffected. Both carry EAR99 ECCN classification and 8541.10.0080 HTSUS code.

Q: What is the difference in packaging between these parts?

A: The 1N5408GP-AP is supplied in Tape & Box (TB) packaging, while the GI510-E3/54 is supplied in Cut Tape (CT) packaging. Both use the same DO-201AD axial component form factor suitable for through-hole mounting.

Q: Are the reverse recovery characteristics identical?

A: Both parts specify Standard Recovery with recovery time >500 ns at >200 mA. The GI510-E3/54 provides an additional specification of 2 µs reverse recovery time (trr), which is not specified for the 1N5408GP-AP in the provided data.

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