SMCJ58CA-13 Equivalent & Substitute Parts

Part Overview

The SMCJ58CA-13 is a transient voltage suppressor (TVS) diode manufactured by Diodes Incorporated, designed for general-purpose overvoltage protection in surface-mount applications. This component features a 58V reverse standoff voltage with a 93.6V maximum clamping voltage and 16A peak pulse current capability in a DO-214AB (SMC) package. The part is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives from active manufacturers to maintain design continuity and supply chain reliability.

Substiute Parts

SMCJ58CA-13

Diodes IncorporatedIn Stock: 956SMCJ58CA-13 Datasheet

Current PartRFQ

SMCJ58CA-13-F

Diodes IncorporatedIn Stock: 7865SMCJ58CA-13-F Datasheet

DirectRFQ

SMCJ58CA

EVVO SemiIn Stock: 35247SMCJ58CA Datasheet

DirectRFQ

SMCJ58CA-TP

Micro Commercial CoIn Stock: 10860SMCJ58CA-TP Datasheet

UpgradeRFQ

SMDJ58CA-T7

Littelfuse Inc.In Stock: 1413SMDJ58CA-T7 Datasheet

MFR RecommendedRFQ

5.0SMDJ58CA

HY Electronic (Cayman) LimitedIn Stock: 444455.0SMDJ58CA Datasheet

MFR RecommendedRFQ

5.0SMDJ58CA-T7

Littelfuse Inc.In Stock: 111395.0SMDJ58CA-T7 Datasheet

MFR RecommendedRFQ

SMDJ58CA

Alpha & Omega Semiconductor Inc.In Stock: 105425SMDJ58CA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the SMCJ58CA-13 is determined by strict equivalence across the following critical parameters:

Core Electrical Parameters (Must Match):

• Voltage - Reverse Standoff (Typ): 58V
• Voltage - Breakdown (Min): 64.4V
• Voltage - Clamping (Max) @ Ipp: 93.6V
• Type: Zener, Bidirectional
• Bidirectional Channels: 1

Mechanical & Package Parameters (Must Match):

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

Performance Parameters (May Exceed Original):

• Current - Peak Pulse: 16A or higher
• Power - Peak Pulse: 1500W or higher
• Operating Temperature Range: Must encompass or exceed -55°C to 150°C

Substitute parts are grouped into three categories based on performance tier:

Direct Equivalents (1500W Class): Parts matching the original 16A peak pulse current and 1500W power dissipation.

Enhanced Performance (3000W Class): Parts with doubled peak pulse current (32.1A) and power rating (3000W), providing superior transient protection margin.

High-Performance (5000W Class): Parts with significantly elevated peak pulse current (54.6A) and power rating (5000W), suitable for demanding telecom and industrial applications.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: SMCJ58CA-13-F

The SMCJ58CA-13-F from Diodes Incorporated is the direct functional equivalent of the discontinued SMCJ58CA-13. This part maintains identical electrical specifications (58V standoff, 93.6V clamping, 16A peak pulse, 1500W power) and mechanical compatibility (DO-214AB SMC package). The primary advantage is active product status with ROHS3 compliance, ensuring long-term supply availability and regulatory alignment. Packaging is available in Tape & Reel (TR) format with 7,853 units in stock.

Secondary Recommendation: SMCJ58CA (EVVO Semi)

The SMCJ58CA from EVVO Semi provides electrical equivalence with marginally enhanced peak pulse current (16.1A versus 16A), maintaining the 1500W power rating and identical voltage parameters. This part is actively manufactured with ROHS3 compliance and offers the highest inventory availability (35,200 units) in Cut Tape and Digi-Reel packaging formats, supporting high-volume procurement requirements.

Enhanced Performance Alternative: SMDJ58CA-T7 (Littelfuse Inc.)

For applications requiring increased transient protection margin, the SMDJ58CA-T7 provides doubled peak pulse current (32.1A) and power dissipation (3000W) while maintaining all voltage specifications. This part is actively produced with ROHS3 compliance and extended operating temperature range (-65°C to 150°C). Selection is appropriate when design margins or thermal stress conditions warrant enhanced performance.

High-Performance Alternative: 5.0SMDJ58CA-T7 (Littelfuse Inc.)

The 5.0SMDJ58CA-T7 represents the highest performance tier with 54.6A peak pulse current and 5000W power rating. This part is actively manufactured with ROHS3 compliance and is designated for telecom applications. Selection is appropriate for demanding industrial or telecommunications environments where maximum transient suppression capability is required.

All recommended substitutes maintain DO-214AB (SMC) package compatibility, surface-mount configuration, and zener diode topology. Selection should be based on application transient stress levels, thermal environment, and supply chain availability requirements.

Frequently Asked Questions (FAQ)

Q: Can SMCJ58CA-13 be directly replaced with SMCJ58CA-13-F?

A: Yes. The SMCJ58CA-13-F is a direct functional equivalent with identical electrical and mechanical specifications. The primary difference is product status (active versus discontinued) and RoHS compliance (ROHS3 compliant versus non-compliant). No circuit redesign is required.

Q: What is the difference between 1500W, 3000W, and 5000W rated parts?

A: These ratings reflect peak pulse power dissipation capability during transient events. The 1500W class (SMCJ58CA-13, SMCJ58CA-13-F, SMCJ58CA, SMCJ58CA-TP) handles 16A peak pulse current. The 3000W class (SMDJ58CA-T7, SMDJ58CA) handles 32.1A. The 5000W class (5.0SMDJ58CA, 5.0SMDJ58CA-T7) handles 54.6A. Higher ratings provide greater protection margin for severe transient environments.

Q: Are all substitute parts compatible with the original PCB layout?

A: Yes. All substitute parts use the DO-214AB (SMC) package with identical pinout and footprint. No PCB modifications are required for mechanical or electrical compatibility.

Q: What does ROHS3 compliance mean?

A: ROHS3 compliance indicates the part meets Restriction of Hazardous Substances Directive requirements, restricting lead, cadmium, mercury, and other hazardous materials. This is a regulatory requirement for many markets. The original SMCJ58CA-13 is non-compliant; all active substitutes are ROHS3 compliant.

Q: Can I use a higher-rated part (3000W or 5000W) in place of the 1500W original?

A: Yes. Higher-rated parts provide superior transient protection with identical voltage specifications and package compatibility. This is a design upgrade that improves system robustness without circuit modification. Verify that PCB thermal design accommodates the substitute part if higher power dissipation is anticipated.

Q: What is the difference between Tape & Reel (TR) and Cut Tape (CT) packaging?

A: Tape & Reel packaging is supplied on continuous reels for automated assembly equipment, suitable for high-volume production. Cut Tape is supplied in smaller quantities on tape segments, suitable for lower-volume or prototype applications. Both formats contain identical components; packaging format selection depends on manufacturing process requirements.

Q: Which substitute offers the best supply availability?

A: The SMCJ58CA from EVVO Semi offers the highest inventory (35,200 units), followed by 5.0SMDJ58CA from HY Electronic (44,400 units). For immediate availability with direct manufacturer equivalence, SMCJ58CA-13-F from Diodes Incorporated (7,853 units) is recommended.

Q: Are there temperature range differences between substitutes?

A: Yes. Most parts operate -55°C to 150°C. The SMCJ58CA-TP extends to -55°C to 175°C. The SMDJ58CA-T7 and 5.0SMDJ58CA-T7 extend to -65°C to 150°C. Select based on application thermal requirements.