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Vishay General Semiconductor - Diodes Division SMCJ60A-E3/57T
- Part No.:
- SMCJ60A-E3/57T
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AB, SMC
- Datasheet:
-
SMCJ60A-E3/57T.pdf
- Description:
- TVS DIODE 60VWM 96.8VC DO214AB
- Quantity:
- Payment:
- Shipping:
Inventory:2,038
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Product details
Overview
SMCJ60A-E3/57T from Vishay General Semiconductor is a unidirectional surface-mount transient voltage suppressor (TVS) diode in SMC (DO-214AB) package, designed to protect sensitive electronics against voltage transients induced by inductive load switching and lightning surges. It features a 60 V stand-off voltage (VWM), 66.7–73.7 V breakdown voltage (VBR) at 1 mA, 96.8 V maximum clamping voltage (VC) at 15.5 A peak pulse current (IPPM), and 1500 W peak pulse power dissipation (PPPM) with 10/1000 μs waveform.
For engineers reviewing the SMCJ60A-E3/57T datasheet, SMCJ60A-E3/57T pinout, SMCJ60A-E3/57T application, or SMCJ60A-E3/57T equivalent, key selection criteria include clamping performance under 1500 W surge, unidirectional polarity for DC-biased signal/power lines, RoHS-compliant matte tin plating, and compatibility with automated SMT placement on standard PCB copper pads (8.0 mm × 8.0 mm per terminal).
Technical Context
The SMCJ60A-E3/57T operates as a silicon avalanche diode with glass-passivated junction, delivering fast response time (<1 ps) and low incremental surge resistance to limit transient overvoltage before damage occurs. Its unidirectional configuration enables use on DC supply rails and single-polarity signal paths where reverse conduction must be blocked.
Thermal design relies on junction-to-lead thermal resistance of 15 °C/W and junction-to-ambient of 75 °C/W, requiring minimum 0.31" × 0.31" copper pads per terminal for rated 1500 W pulse handling. It meets MSL level 1 per J-STD-020 with 260 °C reflow peak and is rated for -55 °C to +150 °C operating junction temperature.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 60 V - Maximum continuous reverse working voltage before clamping begins; defines upper limit of normal DC operation. |
| VBR min/max | 66.7 V / 73.7 V at 1 mA - Breakdown threshold range; ensures reliable turn-on within specified tolerance during transients. |
| VC @ IPPM | 96.8 V at 15.5 A - Clamped voltage during 1500 W 10/1000 μs surge; determines maximum stress imposed on protected circuitry. |
| PPPM | 1500 W - Peak pulse power handling capability; validates protection against IEC 61000-4-5 Level 4 surges (4 kV line-earth). |
| IR @ VWM | 1.0 μA - Reverse leakage at 60 V; negligible power loss and minimal loading on 60 V supply or signal lines. |
| TJ max | +150 °C - Maximum junction temperature; supports operation in under-hood automotive and industrial environments. |
Pinout & Package
Package: SMC (DO-214AB), surface-mount, low-profile case with matte tin-plated leads solderable per J-STD-002 and JESD 22-B102. Polarity marked with cathode band on one end.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Cathode (banded end) | Anode-referenced clamping node | Connected to protected line; conducts avalanche current to ground when transient exceeds VBR. |
| Anode (unmarked end) | Reference/ground return path | Typically tied to system ground or low-impedance return plane; completes clamping current path during surge events. |
Key Features
| Feature | Design Value |
|---|---|
| Glass-passivated junction | Ensures stable, repeatable avalanche characteristics and long-term reliability under repeated surge stress. |
| Low incremental surge resistance | Minimizes VC rise during high-current transients, improving protection margin for downstream ICs and MOSFETs. |
| MSL Level 1 rating | Enables standard SMT reflow without moisture sensitivity concerns-no baking required prior to assembly. |
| RoHS-compliant, commercial grade | Meets environmental compliance requirements for global commercial and industrial equipment without halogen restrictions. |
Applications
| Automotive Power Rail Protection | Industrial Sensor Signal Line Protection |
|---|---|
Use Scenario: Protecting 12 V/24 V battery-fed ECUs and body control modules from load dump and alternator transients. IC Role / Device Role / Timing Role: Unidirectional TVS placed between power rail and chassis ground to clamp positive-going surges above 60 V. Use Value: Limits clamped voltage to ≤96.8 V during 1500 W surges, preventing damage to 36 V-rated power management ICs and microcontrollers. | Use Scenario: Shielding analog output lines (e.g., 4–20 mA current loops) in factory automation sensors from ESD and inductive kickback. IC Role / Device Role / Timing Role: Bidirectional-capable unidirectional device used across signal and return paths to suppress both polarities relative to local ground. Use Value: Sub-100 V clamping preserves signal integrity and avoids saturation of op-amps or ADC front-ends operating near 12 V rails. |
| Telecom DC Power Input Protection | Consumer Device USB Power Port Protection |
Use Scenario: Safeguarding PoE-powered network switches and base stations against lightning-induced surges on 48 V DC input lines. IC Role / Device Role / Timing Role: Primary TVS on main DC input, positioned upstream of DC-DC converters and hot-swap controllers. Use Value: 1500 W PPPM rating withstands IEC 61000-4-5 combination wave tests, ensuring robustness in outdoor telecom deployments. | Use Scenario: Adding secondary overvoltage protection on USB-C VBUS lines in portable speakers and docking stations. IC Role / Device Role / Timing Role: Secondary clamping device after primary fuse or eFuse, triggered only during extreme overvoltage events exceeding 60 V. Use Value: 1.0 μA leakage at 60 V prevents battery drain in always-on consumer devices while enabling fast response to >100 V transients. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ60A-E3/61 | Lower PPPM (400 W), SMA package (smaller footprint, lower thermal mass) | Not suitable for 1500 W surge environments; limited to low-energy ESD or board-level transients | Select only when space-constrained and surge energy is ≤400 W. |
| SMCJ60CA-E3/57T | Bidirectional variant with same VWM (60 V), symmetric clamping in both polarities | Required for AC-coupled or floating signal lines where negative transients occur | Choose when protecting differential pairs, RS-485, or transformer-isolated interfaces. |
Compared with SMAJ60A-E3/61 and SMCJ60CA-E3/57T, the SMCJ60A-E3/57T delivers triple the surge power handling in the same SMC package while maintaining unidirectional blocking-critical for DC power rail protection where reverse conduction must be avoided.
Availability
SMCJ60A-E3/57T is available at Aetrix Electronics and suitable for automotive power rail protection, industrial sensor interface hardening, and telecom DC input surge suppression requiring stable component supply and full traceability.
Supply support for SMCJ60A-E3/57T includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Vishay General Semiconductor is a global leader in discrete semiconductors, specializing in diodes, rectifiers, MOSFETs, and protection devices with emphasis on reliability, power efficiency, and AEC-Q qualification.
The SMCJ series is engineered for high-energy transient suppression in harsh environments, targeting automotive, industrial, and telecom infrastructure where 1500 W surge immunity and stable clamping performance are mandatory.
FAQ
What is the clamping voltage of SMCJ60A-E3/57T at its rated peak pulse current?
The SMCJ60A-E3/57T has a maximum clamping voltage (VC) of 96.8 V at its rated peak pulse current (IPPM) of 15.5 A, measured using a 10/1000 μs waveform. This value defines the upper voltage limit imposed on protected circuitry during a full 1500 W transient event and is confirmed in the Vishay datasheet revision 09-Jan-2024, page 2, electrical characteristics table.
Is SMCJ60A-E3/57T suitable for automotive applications?
SMCJ60A-E3/57T is RoHS-compliant and commercial-grade; it is not AEC-Q101 qualified. For automotive use, Vishay specifies the HE3 suffix (e.g., SMCJ60AHE3), which carries AEC-Q101 qualification. The SMCJ60A-E3/57T may be used in non-safety-critical automotive subsystems where qualification is not mandated, but SMCJ60A-E3/57T itself does not carry that certification.
What does the "E3/57T" suffix indicate in SMCJ60A-E3/57T?
The "E3" suffix denotes RoHS-compliant, commercial-grade construction with matte tin-plated leads. The "57T" indicates packaging in 7-inch diameter plastic tape and reel, with a base quantity of 850 units per reel. This ordering code aligns with Vishay's standardized delivery mode nomenclature shown in the datasheet's ordering information table on page 3.
How does the thermal performance of SMCJ60A-E3/57T affect PCB layout?
SMCJ60A-E3/57T requires minimum 0.31" × 0.31" (8.0 mm × 8.0 mm) copper pads per terminal to achieve rated 1500 W pulse power dissipation. Its RθJA of 75 °C/W and RθJL of 15 °C/W mean inadequate copper area will cause junction overheating and premature failure during surge events. The SMCJ60A-E3/57T datasheet explicitly references this pad layout in Note (1) of the maximum ratings table.
Can SMCJ60A-E3/57T be used in bidirectional signal protection?
No-SMCJ60A-E3/57T is a unidirectional TVS diode, with polarity indicated by a cathode band. It conducts only during positive transients relative to its anode. For bidirectional protection (e.g., AC lines or differential signals), the SMCJ60CA-E3/57T variant must be used. Using SMCJ60A-E3/57T in bidirectional configurations risks failure during negative transients due to lack of reverse avalanche capability.
SMCJ60A-E3/57T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AB, SMC
- Series:
- TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 60V
- Voltage - Breakdown (Min):
- 66.7V
- Voltage - Clamping (Max) @ Ipp:
- 96.8V
- Current - Peak Pulse (10/1000µs):
- 15.5A
- Power - Peak Pulse:
- 1500W (1.5kW)
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AB (SMCJ)
SMCJ60A-E3/57T FAQ
1.How can I place an order for SMCJ60A-E3/57T through Aetrix?
Please submit a Request for Quotation (RFQ) for SMCJ60A-E3/57T on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for SMCJ60A-E3/57T reliable?
The price and inventory of SMCJ60A-E3/57T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SMCJ60A-E3/57T is usually 5 days.
3.What payment methods are accepted for SMCJ60A-E3/57T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMCJ60A-E3/57T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMCJ60A-E3/57T?
SMCJ60A-E3/57T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMCJ60A-E3/57T order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for SMCJ60A-E3/57T?
For technical support, including SMCJ60A-E3/57T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMCJ60A-E3/57T requirements.
6.How does Aetrix verify that SMCJ60A-E3/57T is sourced from the original manufacturer or authorized distributors?
All SMCJ60A-E3/57T products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that SMCJ60A-E3/57T meets industry standards.
7.What is the process for return or replacement of SMCJ60A-E3/57T?
All SMCJ60A-E3/57T units undergo pre-shipment inspection (PSI). If there is an issue with SMCJ60A-E3/57T, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The SMCJ60A-E3/57T part is unused and in its original packaging.
Return procedure for SMCJ60A-E3/57T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
SMCJ60A-E3/57T Tags
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