CD214C-T6.5ALF Equivalent & Substitute Parts

Part Overview

The CD214C-T6.5ALF is a unidirectional Transient Voltage Suppressor (TVS) diode manufactured by Bourns Inc., designed for general-purpose overvoltage protection in surface-mount applications. This component features a 6.5V reverse standoff voltage with an 11.2V maximum clamping voltage and 133.9A peak pulse current capability. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

Substiute Parts

CD214C-T6.5ALF

Bourns Inc.In Stock: 1227CD214C-T6.5ALF Datasheet

Current PartRFQ

SMCJ6.5A

Taiwan Semiconductor CorporationIn Stock: 84190SMCJ6.5A Datasheet

DirectRFQ

SMCJ6.5A

Taiwan Semiconductor CorporationIn Stock: 84190SMCJ6.5A Datasheet

DirectRFQ

SMCJ6V5A

Fairchild SemiconductorIn Stock: 17151SMCJ6V5A Datasheet

SimilarRFQ

SMDJ6.5A

Alpha & Omega Semiconductor Inc.In Stock: 12326SMDJ6.5A Datasheet

SimilarRFQ

SMLJ6.5A-TP

Micro Commercial CoIn Stock: 3790SMLJ6.5A-TP Datasheet

SimilarRFQ

TV15C6V5J-HF

Comchip TechnologyIn Stock: 690TV15C6V5J-HF Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the CD214C-T6.5ALF is determined by strict electrical and mechanical compatibility across the following critical parameters:

Electrical Compatibility Requirements:

• Voltage - Reverse Standoff (Typ): 6.5V
• Voltage - Breakdown (Min): 7.22V
• Voltage - Clamping (Max) @ Ipp: 11.2V
• Unidirectional Channels: 1
• Type: Zener

Mechanical Compatibility Requirements:

• Mounting Type: Surface Mount
• Package / Case: DO-214AB, SMC

Performance Considerations:

• Current - Peak Pulse (10/1000µs): 133.9A or higher
• Power - Peak Pulse: 1500W or higher

Substitute parts are grouped into two categories based on these parameters:

Category 1 - Direct Electrical & Mechanical Match (133.9A - 140A range): Parts maintaining identical voltage specifications and 1500W power rating with peak pulse current between 133.9A and 140A.

Category 2 - Enhanced Performance Substitutes (267.9A - 3000W range): Parts maintaining identical voltage specifications but offering higher peak pulse current (267.9A) and increased power dissipation (3000W), suitable for applications requiring additional transient protection margin.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitutes (Equivalent Performance):

SMCJ6.5A (Taiwan Semiconductor Corporation) and TV15C6V5J-HF (Comchip Technology) are the preferred direct substitutes. Both maintain identical electrical specifications and 1500W power rating. SMCJ6.5A offers the highest inventory availability (84,100 pcs) and active product status with ROHS3 compliance. TV15C6V5J-HF provides an alternative from an active manufacturer with full compliance documentation.

Secondary Substitutes (Enhanced Performance):

SMDJ6.5A (Alpha & Omega Semiconductor Inc.) and SMLJ6.5A-TP (Micro Commercial Co) provide enhanced transient protection with doubled peak pulse current (267.9A) and power dissipation (3000W). These are suitable for applications requiring additional safety margin. SMLJ6.5A-TP extends operating temperature to 175°C, offering thermal performance advantage.

Compliance Considerations:

All substitute parts maintain ROHS3 compliance and MSL 1 rating, ensuring compatibility with standard manufacturing and storage requirements. SMCJ6.5A and SMLJ6.5A-TP explicitly confirm REACH Unaffected status, while SMCJ6V5A compliance status is not specified.

Frequently Asked Questions (FAQ)

Q: Can SMDJ6.5A or SMLJ6.5A-TP be used as direct replacements for CD214C-T6.5ALF?

A: Yes. These parts maintain identical voltage specifications (6.5V standoff, 11.2V clamping) and package format (DO-214AB, SMC). The higher peak pulse current (267.9A vs. 133.9A) and power rating (3000W vs. 1500W) represent enhanced performance characteristics that do not compromise compatibility. Circuit board layout and thermal management remain unchanged.

Q: What is the difference between the 1500W and 3000W rated parts?

A: Power rating reflects maximum transient energy dissipation capability. The 1500W parts (CD214C-T6.5ALF, SMCJ6.5A, TV15C6V5J-HF) are suitable for standard overvoltage protection applications. The 3000W parts (SMDJ6.5A, SMLJ6.5A-TP) provide doubled energy absorption capacity, applicable to circuits experiencing higher transient stress or requiring additional protection margin.

Q: Are there packaging differences between substitute parts?

A: All substitute parts use the DO-214AB (SMC) surface-mount package, maintaining identical footprint and reflow soldering compatibility. SMLJ6.5A-TP is supplied in Tape & Reel (TR) format, while other parts are available in bulk or standard packaging. This does not affect electrical or mechanical compatibility.

Q: Which substitute offers the best long-term availability?

A: SMCJ6.5A from Taiwan Semiconductor Corporation demonstrates the highest inventory level (84,100 pcs) and active product status, indicating sustained manufacturing and supply chain support.

Q: Does operating temperature range affect substitution?

A: SMLJ6.5A-TP extends the upper operating temperature limit to 175°C compared to 150°C for other parts. This provides additional thermal margin in high-temperature environments but does not restrict use of lower-rated parts in standard temperature applications.

Q: Are all substitutes ROHS3 compliant?

A: SMCJ6.5A, SMDJ6.5A, SMLJ6.5A-TP, and TV15C6V5J-HF are confirmed ROHS3 compliant. SMCJ6V5A compliance status is not specified in available documentation.