5KP7.5CA-B Equivalent & Substitute Parts

Part Overview

The 5KP7.5CA-B is a bidirectional Transient Voltage Suppressor (TVS) diode manufactured by Littelfuse Inc., designed for general-purpose voltage transient protection applications. This through-hole component operates across a wide temperature range and provides peak pulse power dissipation of 5000W. The part is currently in active production status with full RoHS3 compliance and REACH unaffected designation. Substitute parts are identified when packaging or inventory requirements necessitate alternative sourcing while maintaining identical electrical and mechanical performance characteristics.

Substiute Parts

5KP7.5CA-B

Littelfuse Inc.In Stock: 10715KP7.5CA-B Datasheet

Current PartRFQ

5KP7.5CA

Littelfuse Inc.In Stock: 44295KP7.5CA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 5KP7.5CA-B is determined by strict equivalence across the following critical parameters:

• Voltage - Reverse Standoff (Typ): 7.5V
• Voltage - Breakdown (Min): 8.33V
• Voltage - Clamping (Max) @ Ipp: 12.9V
• Current - Peak Pulse (10/1000µs): 395.3A
• Power - Peak Pulse: 5000W
• Operating Temperature Range: -55°C to 175°C
• Package / Case: P600, Axial
• Bidirectional Channels: 1
• Type: Zener
• Series: 5KP

The 5KP7.5CA substitute part maintains identical electrical specifications and mechanical form factor. The only permitted variation is packaging format (Bulk versus Cut Tape), which does not affect component performance or circuit compatibility.

Parameter Comparison

Engineering Selection Recommendations

Both the 5KP7.5CA-B and 5KP7.5CA are active production components with identical electrical performance and mechanical specifications. Selection between these parts should be based on packaging and procurement requirements:

• 5KP7.5CA-B (Bulk Packaging): Suitable for high-volume manufacturing environments with integrated tape-and-reel handling systems or direct bulk component management.
• 5KP7.5CA (Cut Tape Packaging): Appropriate for lower-volume assembly operations, prototype development, or applications requiring individual component handling.

Both variants maintain full RoHS3 compliance and REACH unaffected status, ensuring regulatory compatibility across all markets. No performance degradation or functional limitation exists between the two packaging formats.

Frequently Asked Questions (FAQ)

Q: Can 5KP7.5CA be used as a direct replacement for 5KP7.5CA-B?

A: Yes. The 5KP7.5CA is a direct electrical and mechanical equivalent. The only difference is packaging format (Cut Tape versus Bulk). Both components deliver identical voltage suppression, current handling, and thermal performance.

Q: Are there any circuit compatibility concerns when switching between these parts?

A: No. Both parts are identical in electrical specification, voltage rating, current capacity, and thermal operating range. Circuit performance remains unchanged regardless of which variant is used.

Q: Does packaging format affect component reliability or lifespan?

A: No. Packaging format (Bulk or Cut Tape) is a logistics and assembly consideration only. It does not influence component reliability, performance characteristics, or operational lifespan.

Q: What is the P600 package designation?

A: P600 is an axial through-hole package format for discrete diodes. Both the 5KP7.5CA-B and 5KP7.5CA use this identical package, ensuring mechanical and electrical compatibility in PCB designs.

Q: Are both parts suitable for the same applications?

A: Yes. Both the 5KP7.5CA-B and 5KP7.5CA are rated for general-purpose transient voltage suppression with identical electrical specifications. Application suitability is determined by the 7.5V standoff voltage and 5000W peak pulse power rating, which are identical across both variants.