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Vishay General Semiconductor - Diodes Division 1.5SMC13CA-M3/57T
- Part No.:
- 1.5SMC13CA-M3/57T
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AB, SMC
- Datasheet:
-
1.5SMC13CA-M3/57T.pdf
- Description:
- TVS DIODE 11.1VWM 18.2VC SMC
- Quantity:
- Payment:
- Shipping:
Inventory:5,232
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Product details
Overview
1.5SMC13CA-M3/57T from Vishay General Semiconductor is a bidirectional surface-mount Transient Voltage Suppressor (TVS) diode in the SMC (DO-214AB) package, designed for clamping voltage transients on signal or power lines. It features a 13 V breakdown voltage (VBR = 12.4–13.7 V at 1.0 mA), 11.1 V stand-off voltage (VWM), 18.2 V maximum clamping voltage (VC) at 82.4 A peak pulse current, and 1500 W peak pulse power rating with 10/1000 μs waveform - used to protect MOSFETs, ICs, and sensor interfaces in automotive and industrial control systems.
For engineers reviewing the 1.5SMC13CA-M3/57T datasheet, 1.5SMC13CA-M3/57T pinout, 1.5SMC13CA-M3/57T application, or 1.5SMC13CA-M3/57T equivalent, this part delivers verified bidirectional surge suppression with halogen-free RoHS compliance, MSL Level 1 rating, and AEC-Q101 qualification readiness - critical for ESD and lightning transient protection in high-reliability embedded designs.
Technical Context
This device operates as a voltage-clamped bidirectional protector: under normal conditions it presents high impedance (>1 MΩ at VWM), but switches to low-impedance conduction within <1 ps when reverse or forward voltage exceeds VBR. Its glass-passivated junction ensures stable leakage (<5 μA at VWM) and repeatable clamping performance across temperature (-65 °C to +150 °C).
The 1.5SMC13CA-M3/57T uses symmetrical avalanche breakdown in both directions, enabling identical clamping behavior for positive and negative transients. Its thermal resistance (RθJA = 75 °C/W) and low incremental surge resistance support robust energy absorption without thermal runaway during repetitive 0.01% duty-cycle surges.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VBR (min/max) | 12.4 V / 13.7 V at 1.0 mA - defines precise voltage threshold where avalanche conduction begins in either polarity |
| VWM | 11.1 V - maximum continuous reverse/forward voltage before significant leakage; sets safe operating margin below VBR |
| VC @ IPPM | 18.2 V at 82.4 A - clamping voltage during 10/1000 μs surge; determines protected circuit's maximum transient exposure |
| PPPM | 1500 W - peak pulse power handling capability; enables protection against IEC 61000-4-5 Level 4 surges (4 kV/2 Ω) |
| IPPM | 82.4 A - peak pulse current supported at rated clamping voltage; validates survivability under high-energy transients |
| TJ max. | +150 °C - maximum junction temperature; allows operation in under-hood automotive or industrial ambient environments |
| Package | SMC (DO-214AB) - standardized surface-mount outline with 8.0 mm × 8.0 mm copper pad thermal relief; supports automated placement |
Pinout & Package
SMC (DO-214AB) package: molded plastic body with two coplanar matte tin-plated leads; no polarity marking for bidirectional operation; compliant with J-STD-002 and JESD 22-B102 solderability standards.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Terminal 1 | Anode/Cathode (bidirectional) | Either terminal serves as anode or cathode depending on transient polarity; symmetric conduction eliminates orientation constraints |
| Terminal 2 | Anode/Cathode (bidirectional) | Electrically identical to Terminal 1; enables placement without polarity verification during assembly |
Key Features
| Feature | Design Value |
|---|---|
| Bidirectional 1500 W surge rating | Enables single-device protection of AC-coupled or differential signal lines without external polarity management |
| Halogen-free, RoHS-compliant (M3 suffix) | Meets environmental compliance requirements for automotive and industrial end-equipment without compromising thermal or electrical performance |
| MSL Level 1 moisture sensitivity | Allows unlimited floor life and reflow compatibility up to 260 °C peak, eliminating bake-out steps in high-volume SMT production |
| Low clamping ratio (VC/VBR ≈ 1.4) | Minimizes overvoltage stress on downstream components - critical for protecting 12 V rail logic and analog front-ends |
| AEC-Q101 qualification path | Base P/NHM3 variant supports automotive-grade reliability validation (e.g., HTOL, TCT, ESD) without redesign or requalification effort |
Applications
| Automotive Power Line Protection | Industrial Sensor Interface Protection |
|---|---|
|
Use Scenario: Suppressing load-dump and jump-start transients on 12 V battery-fed ECUs and body control modules. IC Role / Device Role / Timing Role: Bidirectional TVS placed across power input pins to clamp ±40 V surges within 18.2 V window. Use Value: Prevents latch-up or gate oxide damage in MCU power supplies and CAN transceivers during ISO 16750-2 testing. |
Use Scenario: Shielding 4–20 mA current-loop sensors and RS-485 fieldbus nodes from induced lightning surges in factory automation. IC Role / Device Role / Timing Role: Differential-line TVS connected between A/B bus lines and ground to absorb common-mode transients. Use Value: Maintains signal integrity by limiting bus voltage excursion to ≤18.2 V, preserving receiver common-mode range and avoiding false triggering. |
| Consumer USB Port ESD Protection | Telecom DSL Line Surge Suppression |
|
Use Scenario: Guarding USB 2.0 D+/D− lines against human-body-model (HBM) and IEC 61000-4-2 contact discharge events. IC Role / Device Role / Timing Role: Low-capacitance bidirectional TVS placed inline with data lines to shunt >8 kV ESD pulses. Use Value: Achieves sub-nanosecond response with <5 pF junction capacitance (typ.) - avoids signal degradation at 480 Mbps full-speed operation. |
Use Scenario: Protecting ADSL/VDSL line drivers and receivers from induced surges on twisted-pair telephone lines. IC Role / Device Role / Timing Role: Primary-level TVS installed at line interface connector to divert >10/700 μs telecom surges before front-end amplifiers. Use Value: Withstands 1500 W peak power, meeting GR-1089-CORE Level 3 requirements while maintaining low leakage (<5 μA) during idle line states. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar bidirectional TVS diode applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ13CA | Same VBR range (12.4–13.7 V) and VC (18.2 V), but lower PPPM = 600 W in SMB (DO-214AA) package | Limited to lower-energy transients (IEC 61000-4-5 Level 2); unsuitable for automotive load-dump or telecom surge standards | Select when board space is constrained and surge threat level is ≤600 W - requires layout review for thermal derating |
| 1.5KE13CA | Through-hole TO-204AA (DO-41) package; identical VBR, VWM, VC, and PPPM, but higher RθJA (100 °C/W) and no MSL rating | Not suitable for automated SMT lines; lacks moisture sensitivity certification and halogen-free compliance | Choose only for legacy through-hole designs or prototyping where reflow compatibility and RoHS are not required |
Compared with SMBJ13CA and 1.5KE13CA, the 1.5SMC13CA-M3/57T uniquely combines 1500 W surge capability, SMC surface-mount form factor, halogen-free compliance, and MSL Level 1 - making it the optimal choice for volume-manufactured automotive and industrial PCBs requiring zero rework risk and full regulatory alignment.
Availability
1.5SMC13CA-M3/57T is available at Aetrix Electronics and suitable for automotive electronics, industrial sensor interfaces, and telecom line protection requiring stable component supply, long-term lifecycle assurance, and halogen-free compliance.
Supply support for 1.5SMC13CA-M3/57T 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 high-reliability diodes, rectifiers, and protection devices for demanding industrial and automotive applications.
The 1.5SMC Series was engineered specifically for surface-mount transient suppression in space-constrained, high-surge environments - delivering consistent clamping performance, AEC-Q101 readiness, and automated assembly compatibility.
FAQ
What is the breakdown voltage tolerance of the 1.5SMC13CA-M3/57T?
The 1.5SMC13CA-M3/57T has a specified breakdown voltage (VBR) range of 12.4 V to 13.7 V at 1.0 mA test current, representing a ±5.4% tolerance about the nominal 13 V rating. This tight distribution ensures predictable clamping onset across production lots and supports reliable design margining for 12 V system protection.
Is the 1.5SMC13CA-M3/57T suitable for automotive applications?
Yes - the 1.5SMC13CA-M3/57T is halogen-free and RoHS-compliant (M3 suffix), and its base family is AEC-Q101 qualified (via HM3 variants). While the -M3/57T itself is commercial-grade, it shares identical electrical and thermal characteristics with qualified versions, enabling drop-in use in non-safety-critical automotive modules such as infotainment power rails and sensor interfaces.
How does the clamping voltage of the 1.5SMC13CA-M3/57T compare to its stand-off voltage?
The 1.5SMC13CA-M3/57T has a stand-off voltage (VWM) of 11.1 V and a maximum clamping voltage (VC) of 18.2 V at 82.4 A. This 64% overvoltage margin (VC/VWM ≈ 1.64) ensures protected circuits remain within safe operating limits during worst-case transients - critical for safeguarding 12 V logic ICs with absolute maximum ratings near 20 V.
What is the thermal resistance of the 1.5SMC13CA-M3/57T, and how does it affect power dissipation?
The 1.5SMC13CA-M3/57T has a typical junction-to-ambient thermal resistance (RθJA) of 75 °C/W when mounted on 8.0 mm × 8.0 mm copper pads. At 25 °C ambient, this allows 6.5 W continuous power dissipation; however, derating is required above 50 °C ambient per Figure 2 in the datasheet to prevent exceeding the +150 °C maximum junction temperature.
Does the 1.5SMC13CA-M3/57T require polarity-aware PCB layout?
No - the 1.5SMC13CA-M3/57T is a bidirectional TVS diode with symmetrical avalanche characteristics in both polarities. Its DO-214AB package has no cathode band or polarity marking, allowing unrestricted orientation during automated placement and eliminating risk of reverse installation errors in high-volume manufacturing.
1.5SMC13CA-M3/57T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AB, SMC
- Series:
- 1.5SMC, TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 1
- Voltage - Reverse Standoff (Typ):
- 11.1V
- Voltage - Breakdown (Min):
- 12.4V
- Voltage - Clamping (Max) @ Ipp:
- 18.2V
- Current - Peak Pulse (10/1000µs):
- 82.4A
- Power - Peak Pulse:
- 1500W (1.5kW)
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -65°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AB (SMCJ)
1.5SMC13CA-M3/57T FAQ
1.How can I place an order for 1.5SMC13CA-M3/57T through Aetrix?
Please submit a Request for Quotation (RFQ) for 1.5SMC13CA-M3/57T 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 1.5SMC13CA-M3/57T reliable?
The price and inventory of 1.5SMC13CA-M3/57T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 1.5SMC13CA-M3/57T is usually 5 days.
3.What payment methods are accepted for 1.5SMC13CA-M3/57T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 1.5SMC13CA-M3/57T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for 1.5SMC13CA-M3/57T?
1.5SMC13CA-M3/57T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your 1.5SMC13CA-M3/57T 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 1.5SMC13CA-M3/57T?
For technical support, including 1.5SMC13CA-M3/57T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 1.5SMC13CA-M3/57T requirements.
6.How does Aetrix verify that 1.5SMC13CA-M3/57T is sourced from the original manufacturer or authorized distributors?
All 1.5SMC13CA-M3/57T 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 1.5SMC13CA-M3/57T meets industry standards.
7.What is the process for return or replacement of 1.5SMC13CA-M3/57T?
All 1.5SMC13CA-M3/57T units undergo pre-shipment inspection (PSI). If there is an issue with 1.5SMC13CA-M3/57T, 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 1.5SMC13CA-M3/57T part is unused and in its original packaging.
Return procedure for 1.5SMC13CA-M3/57T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
1.5SMC13CA-M3/57T Tags
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