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SMCJ64CE3/TR13 Equivalent & Substitute Parts
Part Overview
The SMCJ64CE3/TR13 is a transient voltage suppressor (TVS) diode manufactured by Microchip Technology, designed for general-purpose overvoltage protection in surface-mount applications. This bidirectional Zener diode operates with a 64V reverse standoff voltage and provides 114V maximum clamping voltage at peak pulse current. The device is packaged in DO-214AB (SMC) format and is ROHS3 compliant with unlimited moisture sensitivity rating.
Substitute parts are identified based on matching electrical characteristics and mechanical compatibility. Alternative sources become necessary due to inventory availability, supply chain considerations, or design flexibility across qualified manufacturers.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Reverse Standoff (Typ) | 64 | V |
| Voltage - Breakdown (Min) | 71.1 | V |
| Voltage - Clamping (Max) @ Ipp | 114 | V |
| Current - Peak Pulse (10/1000µs) | 13.2 | A |
| Power - Peak Pulse | 1500 | W |
| Package / Case | DO-214AB, SMC | — |
| Mounting Type | Surface Mount | — |
| Operating Temperature Range | -65 to 150 | °C |
| Type | Zener | — |
| Bidirectional Channels | 1 | — |
| RoHS Status | ROHS3 Compliant | — |
Substitute Part Grouping Explanation
Substitution eligibility is determined by the following critical parameters:
Mandatory Matching Criteria:
- Voltage - Reverse Standoff (Typ): 64V
- Voltage - Breakdown (Min): 71.1V
- Package / Case: DO-214AB, SMC
- Mounting Type: Surface Mount
- Type: Zener
- Bidirectional Channels: 1
- RoHS Status: ROHS3 Compliant
Allowable Variation Parameters:
- Voltage - Clamping (Max) @ Ipp: 103V to 114V (lower clamping voltage provides enhanced protection margin)
- Current - Peak Pulse (10/1000µs): 13.2A to 48.6A (higher current rating maintains or exceeds performance envelope)
- Power - Peak Pulse: 1500W to 5000W (higher power dissipation capability)
- Operating Temperature Range: -55°C to -65°C minimum; 150°C maximum (extended low-temperature operation acceptable)
Substitute parts meeting these criteria are electrically and mechanically compatible with the SMCJ64CE3/TR13 in general-purpose transient voltage suppression applications.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Voltage - Reverse Standoff (V) | Voltage - Breakdown Min (V) | Voltage - Clamping Max @ Ipp (V) | Current - Peak Pulse (A) | Power - Peak Pulse (W) | Operating Temp Range (°C) | Package | RoHS Status |
|---|---|---|---|---|---|---|---|---|---|
| SMCJ64CE3/TR13 | Microchip Technology | 64 | 71.1 | 114 | 13.2 | 1500 | -65 to 150 | DO-214AB, SMC | ROHS3 Compliant |
| 5.0SMDJ64CA | MDE Semiconductor Inc | 64 | 71.1 | 103 | 48.6 | 5000 | -55 to 150 | DO-214AB, SMC | ROHS3 Compliant |
| SMCJ64CA | Meritek | 64 | 71.1 | 103 | 14.56 | 1500 | -55 to 150 | DO-214AB, SMC | ROHS3 Compliant |
| SMCJ64CA-13-F | Diodes Incorporated | 64 | 71.1 | 103 | 14.6 | 1500 | -55 to 150 | DO-214AB, SMC | ROHS3 Compliant |
| SMDJ64CA | Alpha & Omega Semiconductor Inc. | 64 | 71.1 | 103 | 29.2 | 3000 | -55 to 150 | DO-214AB, SMC | ROHS3 Compliant |
| SMDJ64CA-T7 | Littelfuse Inc. | 64 | 71.1 | 103 | 29.1 | 3000 | -65 to 150 | DO-214AB, SMC | ROHS3 Compliant |
| SMLJ64CA | Bourns Inc. | 64 | 71.1 | 103 | 29.2 | 3000 | -55 to 150 | DO-214AB, SMC | ROHS3 Compliant |
Engineering Selection Recommendations
All listed substitute parts maintain ROHS3 compliance and REACH unaffected status, consistent with the SMCJ64CE3/TR13 baseline. Selection among qualified substitutes is based on the following factors:
Clamping Voltage Consideration: The SMCJ64CE3/TR13 specifies 114V maximum clamping voltage. All substitute parts specify 103V maximum clamping voltage, representing a 9.7% reduction. This lower clamping voltage provides enhanced transient suppression performance and is acceptable in applications where the original specification permits.
Current and Power Rating: Substitute parts offer peak pulse current ratings ranging from 13.2A to 48.6A and power dissipation from 1500W to 5000W. Higher ratings provide design margin and are directly substitutable without circuit modification.
Temperature Range: The SMCJ64CE3/TR13 operates from -65°C to 150°C. Substitute parts from Littelfuse (SMDJ64CA-T7) and Microchip maintain the -65°C minimum. Parts from Meritek, Diodes Incorporated, Alpha & Omega Semiconductor, and Bourns specify -55°C minimum, which is acceptable for applications not requiring extended low-temperature operation.
Packaging and Availability: All substitute parts are surface-mount DO-214AB (SMC) format. Packaging designations (Tape & Reel, Cut Tape, or unspecified) do not affect electrical or mechanical compatibility.
Frequently Asked Questions (FAQ)
Q: Can SMCJ64CA from Meritek directly replace SMCJ64CE3/TR13 from Microchip?
A: Yes. Both parts share identical reverse standoff voltage (64V), breakdown voltage (71.1V), and package format (DO-214AB, SMC). The SMCJ64CA specifies 103V clamping voltage versus 114V for the original part, representing enhanced protection. Peak pulse current (14.56A vs. 13.2A) and power rating (1500W) are equivalent. Operating temperature minimum differs (-55°C vs. -65°C), which is acceptable unless extended low-temperature operation is required.
Q: What is the difference between SMDJ64CA and SMCJ64CA?
A: Both parts meet the core substitution criteria with 64V reverse standoff and 103V clamping voltage. The SMDJ64CA (Alpha & Omega Semiconductor) provides higher peak pulse current (29.2A) and power dissipation (3000W) compared to SMCJ64CA (14.56A, 1500W). The SMDJ series offers greater transient suppression capacity and is suitable for applications requiring enhanced margin.
Q: Is the 5.0SMDJ64CA suitable for this application?
A: Yes. The 5.0SMDJ64CA from MDE Semiconductor meets all mandatory substitution criteria. It provides the highest peak pulse current (48.6A) and power dissipation (5000W) among available substitutes, offering maximum design margin. Operating temperature minimum is -55°C. This part is appropriate for applications with demanding transient suppression requirements.
Q: Does lower clamping voltage (103V vs. 114V) affect circuit compatibility?
A: Lower clamping voltage improves transient suppression performance by reducing the peak voltage presented to protected circuitry. This is a beneficial characteristic and does not create compatibility issues. Circuits designed for 114V clamping operate safely with 103V clamping devices.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All listed substitute parts are ROHS3 compliant and REACH unaffected, matching the environmental compliance status of the SMCJ64CE3/TR13.
Q: Which substitute part maintains the -65°C to 150°C operating range?
A: The SMDJ64CA-T7 from Littelfuse maintains the full -65°C to 150°C operating temperature range. This part is appropriate for applications requiring extended low-temperature operation.
Q: Can I use a higher power-rated substitute in a 1500W application?
A: Yes. Higher power-rated substitutes (3000W or 5000W) are directly compatible with applications designed for 1500W devices. The higher rating provides design margin without requiring circuit modification.
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