SMCJ6.0CA-M3/9AT Equivalent & Substitute Parts

Part Overview

The SMCJ6.0CA-M3/9AT is a bidirectional Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount component operates in the DO-214AB (SMC) package and provides transient overvoltage protection for general-purpose applications. The part is Active status and RoHS3 compliant. Equivalent and substitute parts are identified to support procurement flexibility, alternative sourcing, and inventory management across different manufacturers and packaging configurations.

Key Parameters

Parameter	Value	Unit
Voltage - Reverse Standoff (Typ)	6	V
Voltage - Breakdown (Min)	6.67	V
Voltage - Clamping (Max) @ Ipp	10.3	V
Current - Peak Pulse (10/1000µs)	145.6	A
Power - Peak Pulse	1500	W
Operating Temperature Range	-55 to 150	°C (TJ)
Mounting Type	Surface Mount	-
Package / Case	DO-214AB, SMC	-
Bidirectional Channels	1	-
Type	Zener	-

Substitute Part Grouping Explanation

Substitution eligibility for the SMCJ6.0CA-M3/9AT is determined by the following critical parameters:

Voltage - Reverse Standoff (Typ): 6V
Voltage - Breakdown (Min): 6.67V minimum
Voltage - Clamping (Max) @ Ipp: 10.3V maximum
Current - Peak Pulse (10/1000µs): 145.6A minimum
Power - Peak Pulse: 1500W minimum
Package / Case: DO-214AB, SMC
Mounting Type: Surface Mount
Bidirectional Channels: 1
Type: Zener

All identified substitute parts meet or exceed these electrical specifications and maintain the same physical package footprint. Variations in packaging format (Tape & Reel, Cut Tape, Bulk) do not affect electrical compatibility. Parts with higher peak pulse current or power ratings remain functionally equivalent for this application.

Parameter Comparison

Part Number	Manufacturer	Voltage - Reverse Standoff (V)	Voltage - Breakdown Min (V)	Voltage - Clamping Max @ Ipp (V)	Current - Peak Pulse (A)	Power - Peak Pulse (W)	Operating Temp (°C)	Package	Packaging Format
SMCJ6.0CA-M3/9AT	Vishay General Semiconductor - Diodes Division	6	6.67	10.3	145.6	1500	-55 to 150	DO-214AB, SMC	Tape & Reel (TR)
SMCJ6.0CA-E3/57T	Vishay General Semiconductor - Diodes Division	6	6.67	10.3	145.6	1500	-55 to 150	DO-214AB, SMC	Cut Tape (CT) & Digi-Reel®
SMCJ6.0CA-13-F	Diodes Incorporated	6	6.67	10.3	145.6	1500	-55 to 150	DO-214AB, SMC	Tape & Reel (TR)
SMCJ6V0CA	Fairchild Semiconductor	6	6.67	10.3	145.6	1500	Not specified	DO-214AB, SMC	Bulk
SMCJ6.0CA-TP	Micro Commercial Co	6	6.7	10.3	145.7	1500	-55 to 175	DO-214AB, SMC	Tape & Reel (TR)
SMLJ6.0CA	Bourns Inc.	6	6.67	10.3	291.3	3000	-55 to 150	DO-214AB, SMC	Tape & Reel (TR)

Engineering Selection Recommendations

All substitute parts listed maintain Active product status and RoHS3 compliance, ensuring regulatory alignment with the original SMCJ6.0CA-M3/9AT. Selection among equivalents should be based on:

Packaging Format Compatibility: SMCJ6.0CA-E3/57T offers identical electrical specifications with Cut Tape and Digi-Reel® packaging, suitable for applications requiring alternative reel formats. SMCJ6V0CA is available in Bulk packaging for high-volume procurement scenarios.

Manufacturer Availability: SMCJ6.0CA-13-F (Diodes Incorporated) and SMCJ6.0CA-TP (Micro Commercial Co) provide cross-manufacturer alternatives with identical or marginally superior electrical performance. SMCJ6.0CA-TP extends the operating temperature range to 175°C, offering enhanced thermal margin.

Enhanced Performance: SMLJ6.0CA (Bourns Inc.) doubles the peak pulse current (291.3A) and power dissipation (3000W), providing higher transient protection capability while maintaining the same clamping voltage. This part is suitable for applications requiring increased surge handling capacity.

Compliance Considerations: SMLJ6.0CA carries REACH Affected status, whereas all other parts are REACH Unaffected. This distinction may influence selection based on end-use regulatory requirements.

Frequently Asked Questions (FAQ)

Q: Can SMLJ6.0CA be used as a direct replacement for SMCJ6.0CA-M3/9AT?

A: Yes. SMLJ6.0CA maintains identical voltage specifications (6V standoff, 10.3V clamping) and package footprint (DO-214AB, SMC). The higher peak pulse current (291.3A vs. 145.6A) and power rating (3000W vs. 1500W) represent enhanced performance characteristics that do not compromise compatibility. The component will function identically in the original circuit while providing additional transient protection margin.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Both formats contain identical components in the same DO-214AB package. Tape & Reel (TR) provides continuous reel format for automated pick-and-place assembly. Cut Tape (CT) and Digi-Reel® offer smaller quantity formats suitable for lower-volume production or prototyping. Electrical performance is unchanged.

Q: Are there any temperature rating differences between substitutes?

A: SMCJ6.0CA-TP extends the maximum operating temperature to 175°C compared to 150°C for the original part and most substitutes. This provides additional thermal headroom in high-temperature applications. SMCJ6V0CA does not specify an operating temperature range in the provided data.

Q: Does the REACH status of SMLJ6.0CA affect its use?

A: SMLJ6.0CA is REACH Affected, while the original SMCJ6.0CA-M3/9AT and most substitutes are REACH Unaffected. Selection should align with end-product regulatory requirements and supply chain compliance obligations. Consult regional regulations for your specific application.

Q: Can I mix different manufacturers' parts in the same design?

A: Yes. All listed substitutes meet identical electrical specifications for voltage, current, and power parameters. Cross-manufacturer use is electrically compatible. Verify procurement, quality, and supply chain requirements with your component supplier and design documentation.

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