SMCJ58CA-M3/9AT Equivalent & Substitute Parts

Part Overview

The SMCJ58CA-M3/9AT is a bidirectional transient voltage suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount component operates in the 58V reverse standoff voltage class and provides 93.6V maximum clamping voltage with 16A peak pulse current capability. The part is classified as Active product status and is RoHS3 compliant. Equivalent and substitute parts are identified to address inventory availability, packaging format requirements, or performance envelope variations while maintaining core electrical compatibility within the 58V voltage class.

Key Parameters

Parameter	Value	Unit
Voltage - Reverse Standoff (Typ)	58	V
Voltage - Breakdown (Min)	64.4	V
Voltage - Clamping (Max) @ Ipp	93.6	V
Current - Peak Pulse (10/1000µs)	16	A
Power - Peak Pulse	1500	W
Operating Temperature Range	-55 to 150	°C
Package / Case	DO-214AB, SMC	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution within the 58V TVS diode class is determined by the following critical parameters: reverse standoff voltage (58V nominal), breakdown voltage range (64.4V minimum), maximum clamping voltage (93.6V), and bidirectional channel configuration (1 channel). Parts are grouped into three categories based on electrical performance envelope:

Category 1: Direct Electrical Equivalents — Parts maintaining identical electrical specifications (16A peak pulse current, 1500W peak power, 93.6V clamping) with variations only in packaging format or manufacturer. These include SMCJ58CA-E3/57T, 1SMC58CA TR13 PBFREE, SMCJ58CA-13-F, and SMCJ58CA.

Category 2: Enhanced Performance Variants — Parts with identical voltage parameters but increased current handling or power dissipation capability. SMDJ58CA-T7 (32.1A, 3000W) and SMLJ58CA (32A, 3000W) fall into this category and are suitable for applications requiring higher transient energy absorption.

Category 3: Higher Voltage Class Alternatives — Parts operating in adjacent voltage classes (70V standoff) for applications where voltage margin is required. SMCJ70CA-TR represents this category.

Category 4: Enhanced Power Handling — 5.0SMDJ58CA provides significantly higher current (54.6A) and power (5kW) capability while maintaining the 58V voltage class, suitable for high-energy transient environments.

Parameter Comparison

Part Number	Manufacturer	Vwm (V)	Vbr Min (V)	Vc Max (V)	Ipp (A)	Ppk (W)	Tj Range (°C)	Package	Status
SMCJ58CA-M3/9AT	Vishay	58	64.4	93.6	16	1500	-55 to 150	DO-214AB (SMC)	Active
SMCJ58CA-E3/57T	Vishay	58	64.4	93.6	16	1500	-55 to 150	DO-214AB (SMCJ)	Active
1SMC58CA TR13 PBFREE	Central Semiconductor	58	64.4	93.6	16	1500	-65 to 150	DO-214AB (SMC)	Active
SMCJ58CA-13-F	Diodes Incorporated	58	64.4	93.6	16	1500	-55 to 150	DO-214AB (SMC)	Active
SMCJ58CA	EVVO Semi	58	64.4	93.6	16.1	1500	-55 to 150	DO-214AB (SMC)	Active
5.0SMDJ58CA	HY Electronic	58	64.4	93.6	54.6	5000	-65 to 150	DO-214AB (SMCJ)	Active
SM15T68CA	STMicroelectronics	58.1	64.6	121	83 (8/20µs)	1500	-55 to 150	DO-214AB (SMC)	Active
SMCJ58CA-TP	Micro Commercial Co	58	64.4	93.6	16.1	1500	-55 to 175	DO-214AB (SMC)	Active
SMCJ70CA-TR	STMicroelectronics	70	77.8	146	69 (8/20µs)	1500	-55 to 150	DO-214AB (SMC)	Active
SMDJ58CA-T7	Littelfuse	58	64.4	93.6	32.1	3000	-65 to 150	DO-214AB (SMCJ)	Active
SMLJ58CA	Bourns	58	64.4	93.6	32	3000	-55 to 150	DO-214AB (SMC)	Active

Engineering Selection Recommendations

Direct Replacement (Identical Electrical Performance): SMCJ58CA-E3/57T, SMCJ58CA-13-F, and SMCJ58CA from EVVO Semi are electrically equivalent to the primary part. Selection among these is determined by packaging format availability (Tape & Reel vs. Cut Tape & Digi-Reel) and inventory status. All maintain RoHS3 compliance and Active product status.

Extended Temperature Range: SMCJ58CA-TP from Micro Commercial Co extends the upper operating temperature to 175°C, suitable for applications in elevated thermal environments while maintaining identical electrical specifications.

Enhanced Current Capability: SMDJ58CA-T7 and SMLJ58CA double the peak pulse current (32A) and power dissipation (3000W) while preserving the 58V voltage class. These are appropriate for circuits experiencing higher transient energy levels within the same voltage protection window.

Higher Energy Absorption: 5.0SMDJ58CA provides 54.6A peak pulse current and 5000W peak power, representing a significant performance upgrade for high-energy transient suppression applications. Extended temperature range (-65°C) is also provided.

Voltage Class Upgrade: SMCJ70CA-TR and SM15T68CA operate at 70V and 58.1V standoff respectively with higher clamping voltages (146V and 121V). These are suitable only when circuit design permits higher voltage margins.

Compliance Verification: All listed parts maintain RoHS3 compliance. REACH status varies; parts marked REACH Affected (5.0SMDJ58CA, SMLJ58CA) require compliance verification in regulated applications.

Frequently Asked Questions (FAQ)

Q: Can SMCJ58CA-E3/57T be used as a direct replacement for SMCJ58CA-M3/9AT?

A: Yes. Both parts share identical electrical specifications (58V standoff, 93.6V clamping, 16A peak pulse current, 1500W peak power) and package type (DO-214AB, SMC). The difference is packaging format: SMCJ58CA-E3/57T is supplied in Cut Tape & Digi-Reel format while SMCJ58CA-M3/9AT is Tape & Reel. Verify your assembly equipment compatibility with the packaging format.

Q: What is the difference between SMDJ58CA-T7 and SMCJ58CA-M3/9AT?

A: Both maintain the 58V voltage class and 93.6V clamping voltage. SMDJ58CA-T7 provides doubled peak pulse current (32.1A vs. 16A) and power dissipation (3000W vs. 1500W). Use SMDJ58CA-T7 when transient energy levels exceed the capability of the standard 16A part. Extended temperature range (-65°C to 150°C) is also provided.

Q: Is 5.0SMDJ58CA suitable for the same application as SMCJ58CA-M3/9AT?

A: 5.0SMDJ58CA maintains the 58V voltage class and 93.6V clamping voltage, making it electrically compatible. However, it provides significantly higher current handling (54.6A vs. 16A) and power dissipation (5000W vs. 1500W). Use this part only if your circuit design requires enhanced transient energy absorption. Verify that the higher performance envelope does not introduce unintended circuit behavior.

Q: Can SMCJ70CA-TR replace SMCJ58CA-M3/9AT?

A: SMCJ70CA-TR operates in a different voltage class (70V standoff vs. 58V) with higher clamping voltage (146V vs. 93.6V). This part is not a direct replacement. Use only if circuit design explicitly requires higher voltage margin. Verify that the protected circuit can tolerate the higher clamping voltage without performance degradation.

Q: What packaging formats are available for 58V TVS diodes in this series?

A: Available formats include Tape & Reel (TR), Cut Tape (CT) & Digi-Reel, and Digi-Reel. All parts listed use DO-214AB (SMC) package case. Verify your assembly equipment specifications before selecting a packaging format.

Q: Are all substitute parts RoHS3 compliant?

A: All parts listed are RoHS3 compliant. However, REACH status varies. 5.0SMDJ58CA and SMLJ58CA are marked REACH Affected. Verify REACH compliance requirements for your application and region before final part selection.

Q: What is the temperature range difference between SMCJ58CA-TP and SMCJ58CA-M3/9AT?

A: SMCJ58CA-TP extends the upper operating temperature to 175°C compared to 150°C for SMCJ58CA-M3/9AT. All other electrical specifications remain identical. Use SMCJ58CA-TP in applications requiring operation at elevated junction temperatures.

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