SMCJ64AE3/TR13 Equivalent & Substitute Parts

Part Overview

The SMCJ64AE3/TR13 is a unidirectional transient voltage suppressor (TVS) diode manufactured by Microchip Technology, designed for general-purpose overvoltage protection in surface-mount applications. This component operates with a 64V reverse standoff voltage and provides 103V maximum clamping voltage at peak pulse current of 14.6A, delivering 1500W peak pulse power dissipation in a DO-214AB (SMC) package. The part is Active status, RoHS3 compliant, and carries MSL 1 (Unlimited) moisture sensitivity rating. Equivalent and substitute parts are identified based on matching or compatible electrical characteristics, package type, and operational parameters that permit direct functional replacement in circuit designs.

Key Parameters

Parameter	Value	Unit
Voltage - Reverse Standoff (Typ)	64V	V
Voltage - Breakdown (Min)	71.1V	V
Voltage - Clamping (Max) @ Ipp	103V	V
Current - Peak Pulse (10/1000µs)	14.6A	A
Power - Peak Pulse	1500W	W
Type	Zener
Unidirectional Channels	1
Mounting Type	Surface Mount
Package / Case	DO-214AB, SMC
Operating Temperature	-65°C ~ 150°C	°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the SMCJ64AE3/TR13 are classified into two categories based on electrical and mechanical compatibility:

Direct Equivalents (Identical Electrical Characteristics): Parts that match all critical electrical parameters: 64V reverse standoff voltage, 71.1V minimum breakdown voltage, 103V maximum clamping voltage, 14.6A peak pulse current, and 1500W peak pulse power. These parts maintain the same functional performance and are interchangeable in applications where the original specification is required. Direct equivalents include SMCJ64A variants from multiple manufacturers (Meritek, Diodes Incorporated, Vishay, Micro Commercial Co).

Similar Parts (Compatible but Enhanced Specifications): Parts that maintain the same voltage ratings (64V standoff, 103V clamping) and package type (DO-214AB SMC) but differ in peak pulse current and/or power dissipation capacity. These parts provide equal or superior performance in the critical voltage parameters while offering higher current handling or power ratings. Similar parts include SMDJ64A (3000W, 29.2A), 5.0SMDJ64A variants (5000W, 48.6A), and 1.5SMC75A (1500W, 15A).

Substitution Criteria:

Voltage - Reverse Standoff: 64V ± tolerance
Voltage - Clamping (Max) @ Ipp: 103V
Package / Case: DO-214AB, SMC
Mounting Type: Surface Mount
Type: Zener, Unidirectional
RoHS Status: ROHS3 Compliant
Unidirectional Channels: 1

Parameter Comparison

Part Number	Manufacturer	Voltage - Reverse Standoff (Typ)	Voltage - Breakdown (Min)	Voltage - Clamping (Max) @ Ipp	Current - Peak Pulse (10/1000µs)	Power - Peak Pulse	Operating Temperature	Package / Case	RoHS Status
SMCJ64AE3/TR13	Microchip Technology	64V	71.1V	103V	14.6A	1500W	-65°C ~ 150°C	DO-214AB, SMC	ROHS3 Compliant
SMCJ64A	Meritek	64V	71.1V	103V	14.56A	1500W	-55°C ~ 150°C	DO-214AB (SMC)	ROHS3 Compliant
SMCJ64A-13-F	Diodes Incorporated	64V	71.1V	103V	14.6A	1500W	-55°C ~ 150°C	DO-214AB, SMC	ROHS3 Compliant
SMCJ64A-E3/57T	Vishay General Semiconductor - Diodes Division	64V	71.1V	103V	14.6A	1500W	-55°C ~ 150°C	DO-214AB, SMC	ROHS3 Compliant
SMCJ64A-TP	Micro Commercial Co	64V	71.1V	103V	14.6A	1500W	-55°C ~ 175°C	DO-214AB, SMC	ROHS3 Compliant
1.5SMC75A	Taiwan Semiconductor Corporation	64.1V	71.3V	103V	15A	1500W	-55°C ~ 150°C	DO-214AB, SMC	ROHS3 Compliant
SMDJ64A	Alpha & Omega Semiconductor Inc.	64V	71.1V	103V	29.2A	3000W	-55°C ~ 150°C	DO-214AB, SMC	ROHS3 Compliant
5.0SMDJ64A	Taiwan Semiconductor Corporation	64V	71.1V	103V	48.6A	5000W	-55°C ~ 175°C	DO-214AB, SMC	ROHS3 Compliant
5.0SMDJ64A-T7	Littelfuse Inc.	64V	71.1V	103V	48.6A	5000W	-65°C ~ 150°C	DO-214AB, SMC	ROHS3 Compliant

Engineering Selection Recommendations

Direct Replacement (Identical Specifications): SMCJ64A (Meritek), SMCJ64A-13-F (Diodes Incorporated), SMCJ64A-E3/57T (Vishay), and SMCJ64A-TP (Micro Commercial Co) are direct functional equivalents to SMCJ64AE3/TR13. All maintain 64V reverse standoff voltage, 103V clamping voltage, 14.6A peak pulse current, and 1500W power dissipation. All substitute parts are Active status and RoHS3 compliant. Selection among direct equivalents depends on availability, lead time, and packaging requirements (Tape & Reel availability confirmed for Diodes Incorporated, Vishay, and Micro Commercial Co variants).

Enhanced Performance Alternatives: SMDJ64A (Alpha & Omega Semiconductor Inc.) provides 3000W peak pulse power with 29.2A peak pulse current while maintaining identical voltage specifications. This part is suitable for applications requiring higher transient energy absorption. 5.0SMDJ64A and 5.0SMDJ64A-T7 deliver 5000W peak pulse power with 48.6A peak pulse current, appropriate for high-energy transient environments. Both enhanced alternatives maintain 64V standoff and 103V clamping voltages and are RoHS3 compliant.

Temperature Considerations: SMCJ64A-TP (Micro Commercial Co) and 5.0SMDJ64A (Taiwan Semiconductor Corporation) extend operating temperature to -55°C ~ 175°C, compared to the original -65°C ~ 150°C range. 5.0SMDJ64A-T7 (Littelfuse) maintains the original -65°C ~ 150°C operating range. Selection based on application thermal requirements.

Compliance and Certification: All substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard manufacturing and storage processes. REACH status is Unaffected for all parts.

Frequently Asked Questions (FAQ)

Q: Can SMCJ64A from Meritek directly replace SMCJ64AE3/TR13 from Microchip Technology?

A: Yes. Both parts share identical electrical specifications: 64V reverse standoff voltage, 71.1V minimum breakdown voltage, 103V maximum clamping voltage, and 1500W peak pulse power. Peak pulse current differs marginally (14.56A vs. 14.6A), which is within normal manufacturing tolerance. Both are RoHS3 compliant and use DO-214AB SMC packaging. The primary difference is operating temperature range: Meritek variant operates -55°C ~ 150°C versus Microchip's -65°C ~ 150°C. Substitution is valid for applications within the -55°C ~ 150°C window.

Q: What is the difference between direct equivalents and similar parts?

A: Direct equivalents (SMCJ64A variants) maintain identical peak pulse current (14.6A) and power dissipation (1500W). Similar parts (SMDJ64A, 5.0SMDJ64A series) provide higher peak pulse current and power ratings while preserving the same voltage specifications. Similar parts are suitable for applications experiencing higher transient energy levels. Voltage protection characteristics remain equivalent across all categories.

Q: Can I use SMDJ64A (3000W) or 5.0SMDJ64A (5000W) in place of SMCJ64AE3/TR13 (1500W)?

A: Yes. Both SMDJ64A and 5.0SMDJ64A maintain the required 64V reverse standoff and 103V clamping voltages. Higher power ratings provide superior transient energy absorption capability without compromising voltage protection performance. These parts are suitable for applications where the original 1500W specification may be marginal or where design margins require additional protection capacity. All parts use identical DO-214AB SMC packaging and are RoHS3 compliant.

Q: Are all substitute parts available in Tape & Reel packaging?

A: Tape & Reel (TR) packaging is confirmed for SMCJ64A-13-F (Diodes Incorporated), SMCJ64A-E3/57T (Vishay), SMCJ64A-TP (Micro Commercial Co), 5.0SMDJ64A-T7 (Littelfuse), and the original SMCJ64AE3/TR13 (Microchip). Meritek SMCJ64A and Taiwan Semiconductor 5.0SMDJ64A packaging specifications are not explicitly detailed in available data. Verify packaging format with supplier before procurement if Tape & Reel is required for automated assembly.

Q: What are the inventory levels for substitute parts?

A: Current inventory (New Original In Stock): SMCJ64A (Meritek) 38,200 pcs; SMDJ64A (Alpha & Omega) 17,100 pcs; 5.0SMDJ64A (Taiwan Semiconductor) 9,200 pcs; 1.5SMC75A (Taiwan Semiconductor) 7,600 pcs; SMCJ64A-TP (Micro Commercial Co) 3,798 pcs; SMCJ64A-13-F (Diodes Incorporated) 4,060 pcs; 5.0SMDJ64A-T7 (Littelfuse) 1,577 pcs; original SMCJ64AE3/TR13 (Microchip) 957 pcs. Inventory levels support high-volume procurement for most substitute options.

Q: Does operating temperature range affect substitution suitability?

A: Operating temperature range affects substitution only if the application requires the full -65°C lower limit. SMCJ64A (Meritek), SMCJ64A-13-F (Diodes), SMCJ64A-E3/57T (Vishay), 1.5SMC75A (Taiwan Semiconductor), and SMDJ64A (Alpha & Omega) operate -55°C ~ 150°C, which excludes the -65°C lower specification of the original part. SMCJ64A-TP (Micro Commercial Co) and 5.0SMDJ64A-T7 (Littelfuse) maintain -65°C lower limit. For applications operating above -55°C, all substitute parts are suitable. For applications requiring -65°C operation, select SMCJ64A-TP or 5.0SMDJ64A-T7.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed carry ROHS3 Compliant certification. REACH status is Unaffected for all parts. MSL 1 (Unlimited) moisture sensitivity rating is confirmed for all direct equivalents and most similar parts, ensuring compatibility with standard PCB assembly and storage protocols.

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