SMCJ36A-13 Equivalent & Substitute Parts

Part Overview

The SMCJ36A-13 is a unidirectional Zener transient voltage suppressor (TVS) diode manufactured by Diodes Incorporated, rated for 36V reverse standoff voltage with 58.1V maximum clamping voltage and 25.8A peak pulse current. The device is packaged in DO-214AB (SMC) surface mount configuration for general-purpose transient protection applications.

The SMCJ36A-13 is discontinued at DiGi Electronics. Equivalent and substitute parts are available from multiple manufacturers with identical or enhanced electrical specifications, offering active product status and improved compliance certifications.

Key Parameters

Parameter	Value	Unit
Voltage - Reverse Standoff (Typ)	36	V
Voltage - Breakdown (Min)	40	V
Voltage - Clamping (Max) @ Ipp	58.1	V
Current - Peak Pulse (10/1000µs)	25.8	A
Power - Peak Pulse	1500	W
Operating Temperature Range	-55 to 150	°C
Package / Case	DO-214AB, SMC	—
Mounting Type	Surface Mount	—
Type	Zener	—
Unidirectional Channels	1	—

Substitute Part Grouping Explanation

Substitute parts for the SMCJ36A-13 are classified into two functional groups based on electrical performance and power rating:

Group 1: Direct Electrical Equivalents (1500W Power Rating) Parts maintaining identical voltage specifications (36V standoff, 40V breakdown minimum, 58.1V clamping maximum) and equivalent peak pulse current (25.8–25.9A) with 1500W peak pulse power. These parts are pin-compatible and functionally interchangeable in applications where the original 1500W power dissipation is sufficient.

Group 2: Enhanced Performance Substitutes (3000W–5000W Power Rating) Parts with identical voltage specifications but higher peak pulse current ratings (51.6A–86.1A) and proportionally increased power dissipation (3000W–5000W). These parts provide superior transient protection capability and are suitable for applications requiring higher energy absorption without circuit redesign.

Substitution eligibility is determined by:

Voltage - Reverse Standoff: 36V (fixed)
Voltage - Breakdown (Min): 40V (fixed)
Voltage - Clamping (Max) @ Ipp: 58.1V (fixed)
Package / Case: DO-214AB or SMC equivalent (fixed)
Mounting Type: Surface Mount (fixed)
Current - Peak Pulse: ≥25.8A (minimum requirement)
Operating Temperature: ≥-55°C to ≤150°C (minimum requirement)

Parameter Comparison

Part Number	Manufacturer	Voltage Standoff (V)	Voltage Breakdown Min (V)	Voltage Clamping Max (V)	Current Peak Pulse (A)	Power Peak Pulse (W)	Operating Temp (°C)	Package	Product Status	RoHS Status
SMCJ36A-13	Diodes Incorporated	36	40	58.1	25.8	1500	-55 to 150	DO-214AB, SMC	Discontinued	RoHS Non-Compliant
SMCJ36A-13-F	Diodes Incorporated	36	40	58.1	25.8	1500	-55 to 150	DO-214AB, SMC	Active	RoHS3 Compliant
SMCJ36A-TP	Micro Commercial Co	36	40	58.1	25.9	1500	-55 to 175	DO-214AB, SMC	Active	RoHS3 Compliant
SMLJ36A	Bourns Inc.	36	40	58.1	51.6	3000	-55 to 150	DO-214AB, SMC	Active	RoHS3 Compliant
SMDJ36A-T7	Littelfuse Inc.	36	40	58.1	51.6	3000	-65 to 150	DO-214AB, SMC	Active	RoHS3 Compliant
5.0SMDJ36A-T7	Littelfuse Inc.	36	40	58.1	86.1	5000	-65 to 150	DO-214AB, SMC	Active	RoHS3 Compliant
5.0SMDJ36A	Taiwan Semiconductor Corporation	36	40	58.1	86.1	5000	-55 to 175	DO-214AB, SMC	Active	RoHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement (1500W Equivalent): SMCJ36A-13-F (Diodes Incorporated) is the primary direct substitute, offering identical electrical specifications with active product status and RoHS3 compliance. SMCJ36A-TP (Micro Commercial Co) provides equivalent performance with extended operating temperature range to 175°C.

For Enhanced Protection (3000W–5000W): SMLJ36A (Bourns Inc.), SMDJ36A-T7 (Littelfuse Inc.), and 5.0SMDJ36A-T7 (Littelfuse Inc.) provide doubled or tripled power dissipation capacity while maintaining identical voltage specifications. These parts are suitable for applications requiring higher transient energy absorption. The 5.0SMDJ36A series (Taiwan Semiconductor Corporation and Littelfuse Inc.) offers maximum protection with 5000W peak pulse power and extended temperature ranges.

All substitute parts listed are RoHS3 compliant and carry active product status, ensuring long-term availability and supply chain stability.

Frequently Asked Questions (FAQ)

Q: Can SMCJ36A-13-F replace SMCJ36A-13 directly? A: Yes. SMCJ36A-13-F maintains identical voltage specifications (36V standoff, 40V breakdown, 58.1V clamping), peak pulse current (25.8A), and power rating (1500W). Both use DO-214AB SMC packaging. The primary difference is product status (active vs. discontinued) and RoHS compliance (RoHS3 vs. non-compliant).

Q: What is the difference between 1500W and 3000W/5000W rated parts? A: Peak pulse power rating indicates maximum transient energy the device can safely dissipate. Higher-rated parts (SMLJ36A, SMDJ36A-T7, 5.0SMDJ36A series) absorb greater transient energy without degradation. Voltage protection characteristics remain identical. Selection depends on application transient severity.

Q: Are all substitute parts pin-compatible? A: Yes. All listed substitutes use DO-214AB (SMC) surface mount packaging with identical pinout and footprint. PCB layout modifications are not required.

Q: What is the temperature operating range difference? A: SMCJ36A-13 operates -55°C to 150°C. SMCJ36A-TP extends to 175°C. SMDJ36A-T7 and 5.0SMDJ36A-T7 operate -65°C to 150°C. Select based on application thermal requirements.

Q: Why is RoHS compliance important? A: RoHS3 compliance ensures the part meets current environmental and regulatory standards for hazardous substance restrictions. All active substitutes are RoHS3 compliant, while the original SMCJ36A-13 is non-compliant. New designs should specify RoHS3 compliant parts.

Q: Can I use a higher power-rated part in place of the original? A: Yes. Higher power-rated parts (3000W or 5000W) provide equivalent or superior voltage protection with increased transient energy capacity. No circuit modifications are required. This approach is suitable for applications where enhanced protection margin is beneficial.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message