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Vishay General Semiconductor - Diodes Division SMB10J13A-E3/52
- Part No.:
- SMB10J13A-E3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
SMB10J13A-E3/52.pdf
- Description:
- TVS DIODE 13VWM 21.5VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:3,879
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Product details
Overview
SMB10J13A-E3/52 from Vishay General Semiconductor is a unidirectional transient voltage suppressor (TVS) diode in SMB (DO-214AA) package, designed for high-energy surge protection on DC power rails and signal lines. It features a 13 V stand-off voltage (VWM), 14.4–15.9 V breakdown voltage (VBR at 1 mA), 21.5 V clamping voltage (VC) at 46.5 A peak pulse current, and 1000 W peak pulse power (10/1000 µs waveform), making it suitable for automotive power line and industrial sensor interface protection.
For engineers reviewing the SMB10J13A-E3/52 datasheet, SMB10J13A-E3/52 pinout, SMB10J13A-E3/52 application, or SMB10J13A-E3/52 equivalent, key selection criteria include clamping performance under 10/1000 µs transients, AEC-Q101 qualification status, thermal resistance (RθJA = 72 °C/W), unidirectional polarity marking, and compatibility with automated SMT placement on 5.0 mm × 5.0 mm copper pads.
Technical Context
This TVS diode operates as a voltage-clamped shunt protector, leveraging an avalanche breakdown mechanism to divert transient energy away from downstream ICs or MOSFETs. Its glass-passivated junction ensures stable breakdown characteristics and low leakage (<1.0 µA at VWM), while its low incremental surge resistance enables rapid response to fast-rising ESD or load-switching spikes.
The device is rated for operation from –55 °C to +150 °C junction temperature and meets MSL Level 1 per J-STD-020 (peak reflow ≤260 °C). Its unidirectional configuration includes a cathode band marking, and it is RoHS-compliant with matte tin-plated leads solderable per J-STD-002 and JESD 22-B102.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 13 V - maximum continuous reverse operating voltage before conduction begins |
| VBR (min/max) | 14.4 V / 15.9 V at 1 mA - guaranteed avalanche initiation range for reliable triggering |
| VC @ IPPM | 21.5 V at 46.5 A - clamped voltage during 10/1000 µs surge, limiting stress on protected circuitry |
| PPPM | 1000 W - peak pulse power handling capability under standardized surge waveform |
| IFSM | 100 A - non-repetitive forward surge rating (8.3 ms half-sine), supporting inrush tolerance |
| TJ max | +150 °C - maximum junction temperature enabling use in under-hood automotive environments |
| RθJA | 72 °C/W - thermal resistance from junction to ambient on standard 5.0 mm × 5.0 mm pads |
Pinout & Package
Package: SMB (DO-214AA), surface-mount, low-profile plastic case with UL 94 V-0 flammability rating. Cathode indicated by a color band on the body.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward current entry / transient return path | Connected to lower-potential side of protected line (e.g., GND or return rail) |
| Cathode | Avalanche conduction node / clamping output | Marked with band; connected to protected line (e.g., 12 V supply or signal input) |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified | Validated for automotive applications including powertrain and body electronics |
| Glass passivated junction | Ensures long-term stability of VBR and low parameter drift over temperature and life |
| MSL Level 1 rating | Enables single-reflow assembly without moisture sensitivity concerns |
| Low profile SMB package | 0.220" × 0.130" footprint supports high-density PCB layouts and automated pick-and-place |
| 1000 W peak pulse power | Provides robust protection against ISO 7637-2 Pulse 1/2a/5a and IEC 61000-4-5 surges |
Applications
| Automotive Power Line Protection | Industrial Sensor Interface |
|---|---|
Use Scenario: Protecting 12 V battery-fed ECUs from load dump and alternator transients. IC Role / Device Role / Timing Role: Shunt TVS placed between power rail and ground to clamp surges above 13 V. Use Value: Limits voltage seen by downstream regulators and microcontrollers to ≤21.5 V during 1000 W transients, preventing latch-up or damage. | Use Scenario: Safeguarding analog inputs of industrial PLC modules from field-wiring induced surges. IC Role / Device Role / Timing Role: Unidirectional clamping element on 4–20 mA or 0–10 V sensor signal lines. Use Value: Maintains signal integrity below 13 V normal operation while suppressing >1 kV transients with sub-nanosecond response. |
| Consumer Power Adapter Input | Telecom DC Feeder Protection |
Use Scenario: Input-stage surge suppression in wall adapters for USB-C PD and AC/DC converters. IC Role / Device Role / Timing Role: Primary-side TVS on rectified DC bus prior to switching controller. Use Value: Absorbs repetitive line transients without degradation, supported by 100 A IFSM and 150 °C TJ rating. | Use Scenario: Overvoltage protection on -48 V DC telecom feeder lines exposed to lightning-induced surges. IC Role / Device Role / Timing Role: Bidirectional-capable unidirectional TVS used in back-to-back configuration or standalone on negative rail. Use Value: Delivers 21.5 V clamping at 46.5 A with RθJA = 72 °C/W, enabling reliable operation in sealed outdoor cabinets. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ13A-E3/52 | Same VWM/VBR/VC, but 600 W PPPM (vs. 1000 W); identical SMB package and AEC-Q101 qualification | Limited to lower-energy transients (e.g., IEC 61000-4-2 ESD only, not ISO 7637-2 load dump) | Select when system-level surge requirements are ≤600 W and cost optimization is prioritized |
| SMCJ13A-E3/52 | Same electrical specs but larger SMC (DO-214AB) package; higher PPPM = 1500 W; RθJA = 35 °C/W | Requires larger PCB area; better thermal performance for sustained surge duty cycles | Select when board space permits and thermal management under repeated surges is critical |
Compared with SMBJ13A-E3/52 and SMCJ13A-E3/52, SMB10J13A-E3/52 delivers 67 % higher peak pulse power than SMBJ13A while maintaining the same compact SMB footprint-enabling higher surge immunity without layout change, unlike the larger SMCJ variant.
Availability
SMB10J13A-E3/52 is available at Aetrix Electronics and suitable for automotive electronics, industrial control systems, and telecom infrastructure requiring stable component supply, AEC-Q101 compliance, and high-power transient suppression.
Supply support for SMB10J13A-E3/52 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 and automotive-grade qualification.
The SMB10J series belongs to Vishay's TRANSZORB® high-power TVS family, engineered specifically for demanding automotive and industrial surge environments where 1000 W clamping and AEC-Q101 validation are mandatory.
FAQ
What is the clamping voltage of SMB10J13A-E3/52 at its rated peak pulse current?
The SMB10J13A-E3/52 has a maximum clamping voltage (VC) of 21.5 V at its rated peak pulse current (IPPM) of 46.5 A under a 10/1000 µs waveform. This value is measured per ANSI/IEEE C62.35 standards and ensures downstream components experience no more than 21.5 V during surge events, directly supporting robust design margins for 12 V systems. The SMB10J13A-E3/52 achieves this with low incremental surge resistance and a stable avalanche junction.
Is SMB10J13A-E3/52 qualified for automotive applications?
Yes, SMB10J13A-E3/52 is AEC-Q101 qualified, as confirmed in Vishay document 88422 (Revision 09-Jan-2024). This qualification covers stress tests including high-temperature operating life, temperature cycling, and ESD, validating its suitability for automotive powertrain, body control, and infotainment modules. The SMB10J13A-E3/52 uses the HE3 suffix convention for AEC-Q101 parts, and its RoHS-compliant matte tin plating meets automotive solderability requirements per J-STD-002.
What is the thermal resistance of SMB10J13A-E3/52, and how does it affect PCB layout?
The SMB10J13A-E3/52 has a typical junction-to-ambient thermal resistance (RθJA) of 72 °C/W when mounted on 0.2" × 0.2" (5.0 mm × 5.0 mm) copper pads per terminal. This value assumes minimum recommended pad layout per Vishay's outline drawing. To maintain safe junction temperatures during repeated surges, designers must allocate sufficient copper area and consider thermal vias-especially since SMB10J13A-E3/52 can dissipate up to 1000 W transiently. The SMB10J13A-E3/52's RθJA is higher than SMC-packaged alternatives, making pad design critical.
How does SMB10J13A-E3/52 differ from SMBJ13A-E3/52?
SMB10J13A-E3/52 offers 1000 W peak pulse power versus 600 W for SMBJ13A-E3/52, while sharing identical VWM (13 V), VBR (14.4–15.9 V), VC (21.5 V), and SMB package dimensions. Both are AEC-Q101 qualified and RoHS-compliant. The SMB10J13A-E3/52 achieves higher power via optimized chip construction and thermal path design. Engineers should select SMB10J13A-E3/52 when protecting against ISO 7637-2 Pulse 5a (load dump) or IEC 61000-4-5 surges exceeding 600 W.
What is the polarity and marking convention for SMB10J13A-E3/52?
SMB10J13A-E3/52 is a unidirectional TVS diode with cathode indicated by a visible color band on the SMB package body. Its marking code is "1BG", laser-etched or printed adjacent to the band. This polarity means it conducts only during positive transients on the cathode side relative to anode-ideal for DC rail protection where reverse voltage is not expected. The SMB10J13A-E3/52's unidirectional behavior results in lower leakage (<1.0 µA at 13 V) compared to bidirectional variants, improving system standby efficiency.
SMB10J13A-E3/52 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AA, SMB
- Series:
- TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 13V
- Voltage - Breakdown (Min):
- 14.4V
- Voltage - Clamping (Max) @ Ipp:
- 21.5V
- Current - Peak Pulse (10/1000µs):
- 46.5A
- Power - Peak Pulse:
- 1000W (1kW)
- 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-214AA (SMB)
SMB10J13A-E3/52 FAQ
1.How can I place an order for SMB10J13A-E3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for SMB10J13A-E3/52 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 SMB10J13A-E3/52 reliable?
The price and inventory of SMB10J13A-E3/52 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SMB10J13A-E3/52 is usually 5 days.
3.What payment methods are accepted for SMB10J13A-E3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMB10J13A-E3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMB10J13A-E3/52?
SMB10J13A-E3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMB10J13A-E3/52 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 SMB10J13A-E3/52?
For technical support, including SMB10J13A-E3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMB10J13A-E3/52 requirements.
6.How does Aetrix verify that SMB10J13A-E3/52 is sourced from the original manufacturer or authorized distributors?
All SMB10J13A-E3/52 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 SMB10J13A-E3/52 meets industry standards.
7.What is the process for return or replacement of SMB10J13A-E3/52?
All SMB10J13A-E3/52 units undergo pre-shipment inspection (PSI). If there is an issue with SMB10J13A-E3/52, 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 SMB10J13A-E3/52 part is unused and in its original packaging.
Return procedure for SMB10J13A-E3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
SMB10J13A-E3/52 Tags
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