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SMCJ36AE3/TR13 Equivalent & Substitute Parts
Part Overview
The SMCJ36AE3/TR13 is a unidirectional transient voltage suppressor (TVS) diode manufactured by Microchip Technology, designed for general-purpose overvoltage protection applications. This surface-mount component operates in the 36V reverse standoff voltage class with a 58.1V maximum clamping voltage and 25.8A peak pulse current rating. The device is packaged in DO-214AB (SMC) format on tape and reel.
The SMCJ36AE3/TR13 maintains active product status with full RoHS3 compliance and REACH unaffected designation. Equivalent and substitute parts are identified based on matching electrical performance parameters, package compatibility, and operational specifications that permit direct functional replacement in circuit applications.
Substiute Parts
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 | -65 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 SMCJ36AE3/TR13 are classified into two categories based on electrical and mechanical compatibility:
Direct Substitutes maintain identical or equivalent electrical specifications across all critical parameters: reverse standoff voltage (36V), breakdown voltage (40V minimum), clamping voltage (58.1V), and peak pulse current (25.8A or 25.9A). These parts operate within the same power dissipation envelope (1500W) and are packaged in compatible surface-mount formats (DO-214AB/SMC or DO-214AC/SMA). Direct substitutes include components from EVVO Semi, Diodes Incorporated, Vishay General Semiconductor, and Micro Commercial Co.
Similar Substitutes share the same voltage class (36V standoff, 40V breakdown, 58.1V clamping) but differ in peak pulse current capacity and power dissipation. These parts are suitable for applications where higher transient current handling or power dissipation is required or acceptable. Similar substitutes include higher-power variants (5.0SMDJ series at 86.1A/5000W and SMDJ36A-T7 at 51.6A/3000W).
Substitution eligibility is determined by:
- Voltage - Reverse Standoff: 36V (required match)
- Voltage - Breakdown (Min): 40V (required match)
- Voltage - Clamping (Max) @ Ipp: 58.1V (required match)
- Unidirectional Channels: 1 (required match)
- Package / Case: DO-214AB/SMC or compatible surface-mount format
- Mounting Type: Surface Mount (required match)
- Type: Zener (required match)
Parameter Comparison
| Part Number | Manufacturer | Standoff Voltage (V) | Breakdown Voltage (V) | Clamping Voltage (V) | Peak Pulse Current (A) | Peak Power (W) | Package | Operating Temp (°C) | RoHS3 |
|---|---|---|---|---|---|---|---|---|---|
| SMCJ36AE3/TR13 | Microchip Technology | 36 | 40 | 58.1 | 25.8 | 1500 | DO-214AB, SMC | -65 to 150 | Compliant |
| SMCJ36A | EVVO Semi | 36 | 40 | 58.1 | 25.9 | 600 | DO-214AC, SMA | -65 to 150 | Compliant |
| SMCJ36A-13-F | Diodes Incorporated | 36 | 40 | 58.1 | 25.8 | 1500 | DO-214AB, SMC | -55 to 150 | Compliant |
| SMCJ36A-E3/57T | Vishay General Semiconductor | 36 | 40 | 58.1 | 25.8 | 1500 | DO-214AB, SMC | -55 to 150 | Compliant |
| SMCJ36A-TP | Micro Commercial Co | 36 | 40 | 58.1 | 25.9 | 1500 | DO-214AB, SMC | -55 to 175 | Compliant |
| SMDJ36A | EVVO Semi | 36 | 40 | 58.1 | — | — | DO-214AB | — | Compliant |
| SMDJ36A-T7 | Littelfuse Inc. | 36 | 40 | 58.1 | 51.6 | 3000 | DO-214AB, SMC | -65 to 150 | Compliant |
| 5.0SMDJ36A | Taiwan Semiconductor Corporation | 36 | 40 | 58.1 | 86.1 | 5000 | DO-214AB, SMC | -55 to 175 | Compliant |
| 5.0SMDJ36A-T7 | Littelfuse Inc. | 36 | 40 | 58.1 | 86.1 | 5000 | DO-214AB, SMC | -65 to 150 | Compliant |
Engineering Selection Recommendations
Direct Substitutes for Pin-Compatible Replacement:
SMCJ36A-13-F (Diodes Incorporated) and SMCJ36A-E3/57T (Vishay General Semiconductor) are functionally equivalent to the SMCJ36AE3/TR13. Both maintain identical voltage specifications (36V standoff, 40V breakdown, 58.1V clamping), peak pulse current (25.8A), and power dissipation (1500W). Both are packaged in DO-214AB/SMC format and are RoHS3 compliant with REACH unaffected status. Operating temperature ranges differ slightly (-55°C to 150°C versus -65°C to 150°C), which does not restrict substitution in standard industrial applications.
SMCJ36A-TP (Micro Commercial Co) provides equivalent electrical performance with extended upper operating temperature to 175°C. This part is suitable for applications requiring enhanced thermal margin.
Alternative Substitutes with Modified Electrical Characteristics:
SMCJ36A (EVVO Semi) maintains voltage specifications and operating temperature range but operates at reduced peak power (600W versus 1500W). This part is suitable for applications with lower transient energy requirements.
SMDJ36A-T7 (Littelfuse Inc.) doubles the peak pulse current capacity to 51.6A and power dissipation to 3000W while maintaining voltage specifications. This part is appropriate for circuits requiring enhanced transient protection margin.
5.0SMDJ36A and 5.0SMDJ36A-T7 provide significantly higher current handling (86.1A) and power dissipation (5000W) within the same voltage class. These parts are suitable for high-energy transient environments or where design margin enhancement is required.
All substitute parts maintain RoHS3 compliance and are classified as active products with established supply availability.
Frequently Asked Questions (FAQ)
Q: Can SMCJ36A (EVVO Semi) replace SMCJ36AE3/TR13 in all applications?
A: SMCJ36A maintains identical voltage specifications and operating temperature range. However, it operates at reduced peak power (600W versus 1500W). Substitution is valid for applications where transient energy does not exceed 600W. For applications requiring full 1500W dissipation capability, direct substitutes such as SMCJ36A-13-F or SMCJ36A-E3/57T are required.
Q: What is the difference between DO-214AB and DO-214AC packages?
A: DO-214AB (SMC) and DO-214AC (SMA) are distinct surface-mount packages with different physical dimensions and PCB footprints. SMCJ36A from EVVO Semi uses DO-214AC/SMA packaging, which is not mechanically compatible with DO-214AB/SMC footprints. Substitution requires PCB layout modification or selection of parts in matching package formats.
Q: Are higher-power variants (SMDJ36A-T7, 5.0SMDJ series) backward compatible?
A: Higher-power variants maintain identical voltage specifications (36V standoff, 40V breakdown, 58.1V clamping) and are packaged in compatible DO-214AB/SMC formats. These parts are electrically and mechanically compatible with SMCJ36AE3/TR13 and provide enhanced transient protection capability. No circuit modification is required for substitution.
Q: What is the significance of the operating temperature range difference?
A: SMCJ36AE3/TR13 operates from -65°C to 150°C. Substitute parts from Diodes Incorporated and Vishay operate from -55°C to 150°C, representing a 10°C reduction in minimum operating temperature. This difference does not restrict substitution in standard industrial applications operating above -55°C. For applications requiring -65°C operation, select SMCJ36A-TP, SMDJ36A-T7, or 5.0SMDJ36A-T7.
Q: Are all substitute parts RoHS3 compliant?
A: All substitute parts listed are RoHS3 compliant. REACH status varies: SMCJ36AE3/TR13, SMCJ36A-13-F, SMCJ36A-E3/57T, SMCJ36A-TP, and 5.0SMDJ36A-T7 are REACH unaffected. SMDJ36A-T7 is REACH affected. Compliance requirements should be verified against specific application and regional regulations.
Q: Can SMCJ36A from EVVO Semi be used as a direct replacement despite lower power rating?
A: SMCJ36A is electrically equivalent but operates at 600W peak power versus 1500W for the original part. Substitution is valid only if circuit transient energy remains below 600W. For applications requiring the full 1500W capability, alternative direct substitutes must be selected.
Q: What packaging options are available for equivalent parts?
A: Direct substitutes are available in DO-214AB/SMC format (SMCJ36A-13-F, SMCJ36A-E3/57T, SMCJ36A-TP, SMDJ36A-T7, 5.0SMDJ36A, 5.0SMDJ36A-T7) and DO-214AC/SMA format (SMCJ36A from EVVO Semi). Tape and reel (TR) and cut tape (CT) packaging options are available across manufacturers. PCB footprint compatibility must be confirmed before substitution.
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