CD214C-T6.0CALF Equivalent & Substitute Parts

Part Overview

The CD214C-T6.0CALF is a transient voltage suppressor (TVS) diode manufactured by Bourns Inc., classified as a Zener-type bidirectional TVS device in the DO-214AB (SMC) surface mount package. This component is rated for 6V reverse standoff voltage with a 10.3V maximum clamping voltage and 145.6A peak pulse current capability at 1500W peak pulse power. The part is currently listed as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

Key Parameters

Parameter	Value
Manufacturer Part Number	CD214C-T6.0CALF
Manufacturer	Bourns Inc.
Category	Transient Voltage Suppressors (TVS)
Type	Zener
Package / Case	DO-214AB, SMC
Voltage - Reverse Standoff (Typ)	6V
Voltage - Breakdown (Min)	6.67V
Voltage - Clamping (Max) @ Ipp	10.3V
Current - Peak Pulse (10/1000µs)	145.6A
Power - Peak Pulse	1500W (1.5kW)
Operating Temperature	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the CD214C-T6.0CALF is determined by strict electrical and mechanical parameter matching within the TVS diode category. The critical parameters that define substitutability are:

Electrical Parameters:

Voltage - Reverse Standoff (Typ): 6V
Voltage - Breakdown (Min): 6.67V
Voltage - Clamping (Max) @ Ipp: 10.3V
Current - Peak Pulse (10/1000µs): 145.6A or higher
Power - Peak Pulse: 1500W or higher

Mechanical Parameters:

Package / Case: DO-214AB, SMC (surface mount)
Mounting Type: Surface Mount
Bidirectional Channels: 1

Compliance Parameters:

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

Substitute parts are grouped into two categories: Direct Equivalents (identical electrical and mechanical specifications) and Similar Parts (matching core electrical parameters with variations in peak pulse current, power rating, or operating temperature range). Parts with higher peak pulse current or power ratings are suitable substitutes as they provide equal or superior transient protection capability.

Parameter Comparison

Part Number	Manufacturer	Product Status	Voltage - Reverse Standoff (Typ)	Voltage - Breakdown (Min)	Voltage - Clamping (Max) @ Ipp	Current - Peak Pulse (10/1000µs)	Power - Peak Pulse	Operating Temperature	Package / Case
CD214C-T6.0CALF	Bourns Inc.	Obsolete	6V	6.67V	10.3V	145.6A	1500W	-55°C ~ 150°C	DO-214AB, SMC
SMCJ6.0CA	MDD	Active	6V	6.67V	10.3V	145.7A	1500W	-50°C ~ 150°C	DO-214AB, SMC
SMCJ6.0CA-HR	Littelfuse Inc.	Active	6V	6.67V	10.3V	145.7A	1500W	-65°C ~ 150°C	DO-214AB, SMC
SMCJ6.0CA-HRA	Littelfuse Inc.	Active	6V	6.67V	10.3V	145.7A	1500W	-65°C ~ 150°C	DO-214AB, SMC
SMCJ6.0CA-HRAT7	Littelfuse	Active	6V	6.67V	10.3V	145.7A	1500W	-65°C ~ 150°C	DO-214AB, SMC
SMCJ6.0CA-TP	Micro Commercial Co	Active	6V	6.7V	10.3V	145.7A	1500W	-55°C ~ 175°C	DO-214AB, SMC
SMCJ6V0CA	Fairchild Semiconductor	Active	6V	6.67V	10.3V	145.6A	1500W	Not specified	DO-214AB, SMC
SMDJ6.0CA	Alpha & Omega Semiconductor Inc.	Active	6V	6.67V	10.3V	291.3A	3000W	-55°C ~ 150°C	DO-214AB, SMC
SMDJ6.0CA-HR	Littelfuse Inc.	Active	6V	6.67V	10.3V	291.3A	3000W	-65°C ~ 150°C	DO-214AB, SMC
TV15C6V0JB-HF	Comchip Technology	Active	6V	6.67V	10.3V	145.63A	1500W	-55°C ~ 150°C	DO-214AB, SMC

Engineering Selection Recommendations

Direct Equivalents (Recommended Primary Substitutes):

SMCJ6.0CA (MDD), SMCJ6.0CA-HR (Littelfuse Inc.), SMCJ6.0CA-HRA (Littelfuse Inc.), and TV15C6V0JB-HF (Comchip Technology) provide electrical and mechanical equivalence to the CD214C-T6.0CALF. All are active products with ROHS3 compliance and MSL 1 rating. SMCJ6.0CA-HR and SMCJ6.0CA-HRA offer extended lower operating temperature range (-65°C vs. -55°C), providing additional thermal margin for demanding applications.

Enhanced Performance Alternatives:

SMDJ6.0CA (Alpha & Omega Semiconductor Inc.) and SMDJ6.0CA-HR (Littelfuse Inc.) maintain identical voltage specifications but provide doubled peak pulse current (291.3A) and power rating (3000W). These parts are suitable for applications requiring higher transient energy absorption while maintaining the same 6V protection threshold. Both are active products with full compliance certifications.

Extended Temperature Range Option:

SMCJ6.0CA-TP (Micro Commercial Co) supports an extended upper operating temperature of 175°C compared to the standard 150°C, with equivalent electrical performance. This variant is appropriate for high-temperature environments.

All recommended substitutes maintain DO-214AB (SMC) surface mount packaging, ensuring mechanical compatibility with existing PCB layouts and assembly processes.

Frequently Asked Questions (FAQ)

Q: Can SMDJ6.0CA or SMDJ6.0CA-HR be used as direct replacements for CD214C-T6.0CALF?

A: Yes. Both parts maintain identical voltage specifications (6V reverse standoff, 10.3V clamping) and package format (DO-214AB, SMC). The higher peak pulse current (291.3A vs. 145.6A) and power rating (3000W vs. 1500W) provide enhanced transient suppression capability without affecting circuit compatibility. These are suitable substitutes for applications where additional protection margin is beneficial.

Q: What is the difference between SMCJ6.0CA-HR, SMCJ6.0CA-HRA, and SMCJ6.0CA-HRAT7?

A: All three parts are manufactured by Littelfuse Inc. and provide identical electrical specifications and operating temperature range (-65°C ~ 150°C). The designations reflect different product variants or packaging configurations within the Littelfuse SMCJ-HR and SMCJ-HRA series. Electrical and mechanical compatibility is equivalent.

Q: Are there any compliance or certification differences between substitute options?

A: All recommended substitutes are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the original CD214C-T6.0CALF specifications. REACH status varies: MDD SMCJ6.0CA is REACH Unaffected, while Littelfuse and other manufacturers' variants are REACH Unaffected. Verify specific REACH documentation with your supplier for regulatory requirements in your target market.

Q: Can SMCJ6V0CA (Fairchild Semiconductor) be used as a substitute?

A: SMCJ6V0CA provides electrical equivalence with 6V reverse standoff, 6.67V breakdown, and 10.3V clamping specifications. However, operating temperature range is not specified in available data. Confirm thermal specifications with the manufacturer before selection for temperature-critical applications.

Q: What is the significance of the -HR and -HRA designations in Littelfuse part numbers?

A: The -HR and -HRA designations indicate Littelfuse product series variants. Both provide extended lower operating temperature range (-65°C minimum vs. -50°C or -55°C for standard variants), offering improved performance in cold environments. Electrical specifications remain equivalent to non-designated variants.

Q: Is the DO-214AB package identical across all substitute parts?

A: Yes. All substitute parts use DO-214AB (SMC) surface mount package, ensuring mechanical and footprint compatibility with the original CD214C-T6.0CALF. No PCB layout modifications are required for substitution.

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