Equivalent & Substitute Parts for 5KP60 TVS Diode

Part Overview

The 5KP60 is a unidirectional transient voltage suppressor (TVS) diode manufactured by Littelfuse, designed for general-purpose overvoltage protection applications. This part operates with a 60V reverse standoff voltage and 5000W peak pulse power rating in a through-hole P600 axial package. The 5KP60 is classified as obsolete, necessitating identification of active equivalent and substitute components that maintain functional compatibility within specified electrical and mechanical parameters.

Key Parameters

Parameter	Value
Voltage - Reverse Standoff (Typ)	60V
Voltage - Breakdown (Min)	63.18V
Voltage - Clamping (Max) @ Ipp	101.64V
Power - Peak Pulse	5000W (5kW)
Unidirectional Channels	1
Mounting Type	Through Hole
Package / Case	P600, Axial
Operating Temperature	-55°C ~ 175°C (TJ)
Type	Zener
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the 5KP60 is determined by the following critical parameters:

Primary Substitution Criteria:

Voltage - Reverse Standoff: 60V nominal
Power - Peak Pulse: 5000W (5kW) rating
Package / Case: P600 axial configuration
Unidirectional operation (single channel)
Through-hole mounting compatibility

Secondary Compatibility Factors:

Voltage - Breakdown (Min): Range 63.18V to 68.4V acceptable
Voltage - Clamping (Max) @ Ipp: Range 96.8V to 107V acceptable
Operating Temperature: -55°C to 175°C minimum
RoHS3 compliance preferred for regulatory alignment

Substitute parts are grouped into two categories: direct equivalents maintaining identical electrical and package specifications, and functional alternatives with comparable voltage ratings and power dissipation in different package configurations.

Parameter Comparison

Part Number	Manufacturer	Voltage - Reverse Standoff (Typ)	Voltage - Breakdown (Min)	Voltage - Clamping (Max) @ Ipp	Current - Peak Pulse (10/1000µs)	Power - Peak Pulse	Package / Case	Product Status
5KP60	Littelfuse	60V	63.18V	101.64V	-	5000W	P600, Axial	Obsolete
5KP60A	Diotec Semiconductor	60V	66.7V	96.8V	52A	5000W	P600, Axial	Active
5KP60A-E3/54	Vishay General Semiconductor	60V	66.7V	97V	51.7A	5000W	P600, Axial	Active
5KP60E3/TR13	Microchip Technology	60V	66.7V	107V	46.7A	5000W	P600, Axial	Active
SLD60U-017-B	Littelfuse Inc.	60V	68.4V	96.8V	52.7A	5000W	P600, Axial	Active
1.5KE62A	Taiwan Semiconductor Corporation	53V	58.9V	85V	18A	1500W	DO-201AA, Axial	Active
1.5KE68A	Meritek	-	64.6V	92V	16.5A	1500W	DO-201, Axial	Active
P4KE62A-TP	Micro Commercial Co	53V	58.9V	85V	4.8A	400W	DO-41, Axial	Active
P6KE62A	Diotec Semiconductor	53V	58.9V	85V	7.4A	600W	DO-15, Axial	Active
1N5612	Microchip Technology	49V	54V	78.5V	116A (8/20µs)	1500W	G, Axial	Active

Engineering Selection Recommendations

Direct Equivalents (P600 Package, 5000W Rating):

Parts 5KP60A, 5KP60A-E3/54, 5KP60E3/TR13, and SLD60U-017-B are direct functional equivalents maintaining the 60V reverse standoff voltage, 5000W peak pulse power rating, and P600 axial package configuration. All are active products with ROHS3 compliance. Selection among these should prioritize availability, lead time, and packaging format (tape & reel, cut tape, or bulk). The SLD60U-017-B carries AEC-Q101 automotive qualification, suitable for applications requiring automotive-grade components.

Functional Alternatives (Reduced Power Rating):

Parts 1.5KE62A, 1.5KE68A, P6KE62A, and P4KE62A-TP operate at reduced power dissipation (400W to 1500W) with voltage ratings near the 60V specification. These are suitable only for applications where peak pulse power requirements do not exceed their respective ratings. Package configurations differ (DO-201, DO-15, DO-41), requiring PCB layout verification.

Lower Voltage Alternative:

Part 1N5612 operates at 49V reverse standoff with 1500W power rating and different package configuration. This part is suitable only when lower voltage protection thresholds are acceptable for the application.

Frequently Asked Questions (FAQ)

Q: Can 5KP60A directly replace 5KP60 without PCB modification?

A: Yes. The 5KP60A maintains identical 60V reverse standoff voltage, 5000W peak pulse power rating, and P600 axial through-hole package. No PCB layout changes are required.

Q: What is the difference between 5KP60A-E3/54 and 5KP60E3/TR13?

A: Both maintain 60V standoff and 5000W power rating in P600 packages. The primary difference is voltage clamping: 5KP60A-E3/54 clamps at 97V maximum, while 5KP60E3/TR13 clamps at 107V maximum. Selection depends on circuit tolerance for clamping voltage variation.

Q: Can 1.5KE62A substitute for 5KP60 in high-current applications?

A: No. The 1.5KE62A operates at 1500W peak pulse power (one-third of 5KP60 rating) and uses a different package (DO-201 instead of P600). It is suitable only for lower-power applications.

Q: Is SLD60U-017-B suitable for automotive applications?

A: Yes. The SLD60U-017-B carries AEC-Q101 automotive qualification and maintains 60V standoff, 5000W power rating, and P600 package compatibility with 5KP60.

Q: What packaging formats are available for direct 5KP60 equivalents?

A: Direct equivalents are available in tape & reel (TR), cut tape (CT), and bulk packaging. Verify packaging format compatibility with assembly equipment before procurement.

Q: Do all substitute parts meet ROHS3 compliance?

A: ROHS3 compliance is confirmed for 5KP60A, 5KP60A-E3/54, 5KP60E3/TR13, SLD60U-017-B, and 1.5KE62A. Compliance status for P6KE62A is not applicable; P4KE62A-TP and 1N5612 compliance status is not specified in available data.

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