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Vishay General Semiconductor - Diodes Division SMB10J13A-M3/52
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- Part No.:
- SMB10J13A-M3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
SMB10J13A-M3/52.pdf
- Description:
- TVS DIODE 13VWM 21.5VC DO214AA
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
SMB10J13A-M3/52 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 (IPPM), and 1000 W peak pulse power (10/1000 µs waveform), commonly deployed in automotive power supply input stages.
For engineers reviewing the SMB10J13A-M3/52 datasheet, SMB10J13A-M3/52 pinout, SMB10J13A-M3/52 application, or SMB10J13A-M3/52 equivalent, key selection criteria include clamping performance under 46.5 A surge, unidirectional polarity with cathode band marking, AEC-Q101 qualification status, halogen-free RoHS compliance (M3 suffix), 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: when reverse voltage exceeds VBR, it avalanches to limit transient energy across protected circuitry. Its glass-passivated junction ensures stable breakdown and low leakage (<1.0 µA at VWM), while the SMB package delivers thermal resistance of 72 °C/W (junction-to-ambient) and 20 °C/W (junction-to-lead).
Designed per ANSI/IEEE C62.35 standards, SMB10J13A-M3/52 supports non-repetitive surge events up to 100 A IFSM (8.3 ms half-sine) and meets MSL Level 1 per J-STD-020 with 260 °C reflow peak. It is qualified to AEC-Q101 for automotive use but shipped in commercial-grade M3 configuration unless specified with HE3/HM3 suffix.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 13 V - Maximum continuous reverse operating voltage before conduction begins; defines safe DC rail margin. |
| VBR (min/max) | 14.4 V / 15.9 V at 1 mA - Confirmed avalanche onset range; ensures reliable triggering above system nominal voltage. |
| VC @ IPPM | 21.5 V at 46.5 A - Clamped voltage during 10/1000 µs surge; determines maximum stress on downstream ICs. |
| PPPM | 1000 W - Peak pulse power handling capacity; enables robust protection against ISO 7637-2 Pulse 1/2a/5a transients. |
| IPPM | 46.5 A - Peak surge current supported at VC; validated with 0.2" × 0.2" copper pad layout. |
| TJ max | 150 °C - Maximum junction temperature; sets thermal derating envelope for sustained operation. |
| Leakage ID | <1.0 µA at VWM - Low reverse leakage preserves battery life and avoids false triggers in low-power systems. |
Pinout & Package
Package: SMB (DO-214AA), surface-mount, low-profile case with matte tin-plated leads solderable per J-STD-002 and JESD 22-B102. Cathode indicated by color band.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward current entry (unidirectional) | Connected to lower-potential side of protected line; completes conduction path during reverse surge. |
| Cathode | Reverse voltage reference terminal | Marked with color band; ties to higher-potential rail (e.g., +12 V); avalanche occurs when cathode-to-anode voltage exceeds VBR. |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified variant available | HM3 suffix version meets automotive reliability requirements including temperature cycling, HTRB, and ESD testing. |
| Glass passivated junction | Ensures stable VBR tolerance and long-term parameter consistency across thermal and humidity stress. |
| Low incremental surge resistance | Minimizes VC overshoot during fast-rising transients (e.g., load dump), improving clamping fidelity. |
| MSL Level 1 rating | Supports standard SMT reflow without moisture sensitivity concerns-no baking required prior to assembly. |
| Halogen-free & RoHS-compliant (M3) | Fulfills environmental compliance for global automotive and industrial markets without compromising surge performance. |
Applications
| Automotive Power Input Protection | Industrial Sensor Signal Line Clamp |
|---|---|
Use Scenario: Protecting 12 V battery-fed ECUs against ISO 7637-2 load dump and jump-start transients. IC Role / Device Role / Timing Role: Shunt TVS device placed between power rail and ground, triggered within nanoseconds upon overvoltage detection. Use Value: Limits clamped voltage to 21.5 V, preventing damage to 3.3 V/5 V logic supplies and CAN transceivers downstream. | Use Scenario: Safeguarding analog sensor outputs (e.g., pressure, temperature) in PLC modules exposed to field wiring surges. IC Role / Device Role / Timing Role: Unidirectional clamp on signal-to-ground path, suppressing ±1 kV EFT bursts without affecting DC bias. Use Value: Sub-1 µA leakage at 13 V VWM avoids signal offset drift; 21.5 V VC protects 24 V-tolerant ADC front-ends. |
| DC-DC Converter Input Stage | Telecom Line Interface Protection |
Use Scenario: Input surge suppression for 12 V → 3.3 V buck converters powering FPGA or MCU subsystems. IC Role / Device Role / Timing Role: Primary overvoltage clamp ahead of input capacitor and controller IC. Use Value: 1000 W PPPM handles repetitive switching noise and accidental 24 V misconnection events. | Use Scenario: Secondary protection on -48 V telecom power feeds entering base station control boards. IC Role / Device Role / Timing Role: Unidirectional TVS referenced to negative rail, clamping positive transients toward ground. Use Value: 150 °C TJ max supports operation in sealed, high-temperature enclosures without thermal runaway risk. |
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-M3/52 | Same VWM/VBR/VC specs, identical SMB package, but rated for 600 W PPPM (vs. 1000 W). | Limited to lower-energy transients (e.g., ESD only); insufficient for ISO 7637-2 Pulse 5a load dump. | Select SMB10J13A-M3/52 where full 1000 W surge immunity is required; SMBJ13A-M3/52 suits cost-sensitive, low-risk signal-line use. |
| SMB10J13AHM3_B/I | Identical electrical specs and 1000 W rating, but AEC-Q101 qualified and supplied in 13" tape (3200 pcs/reel). | Required for production automotive programs needing PPAP documentation and extended reliability validation. | Choose SMB10J13AHM3_B/I for Tier 1 automotive BOMs; SMB10J13A-M3/52 serves commercial/industrial designs with halogen-free compliance priority. |
Compared with SMBJ13A-M3/52 and SMB10J13AHM3_B/I, SMB10J13A-M3/52 uniquely balances 1000 W surge capability, halogen-free compliance, and commercial-grade delivery-making it optimal for industrial power modules requiring robustness without automotive certification overhead.
Availability
SMB10J13A-M3/52 is available at Aetrix Electronics and suitable for automotive body control modules, industrial programmable logic controllers, telecom power interface circuits, and DC-DC converter input stages requiring stable component supply and halogen-free compliance.
Supply support for SMB10J13A-M3/52 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 application-specific optimization.
The SMB10JxxA series belongs to Vishay's TRANSZORB® high-power TVS family, engineered specifically for demanding automotive and industrial environments where sustained surge immunity and thermal stability are critical.
FAQ
What is the clamping voltage of SMB10J13A-M3/52 at its rated peak pulse current?
The SMB10J13A-M3/52 has a maximum clamping voltage (VC) of 21.5 V when subjected to its rated peak pulse current (IPPM) of 46.5 A under a 10/1000 µs waveform. This value is measured with the device mounted on 0.2" × 0.2" copper pads per the Vishay datasheet, and defines the upper voltage limit imposed on protected circuitry during surge events. The SMB10J13A-M3/52 maintains this clamping performance consistently due to its glass-passivated junction and low incremental surge resistance.
Is SMB10J13A-M3/52 qualified to AEC-Q101?
No, SMB10J13A-M3/52 is not AEC-Q101 qualified. It carries the M3 suffix indicating halogen-free, RoHS-compliant commercial grade construction. For AEC-Q101 qualification, the correct part is SMB10J13AHM3_B/I or SMB10J13AHE3_B/I, which include additional reliability testing and automotive-specific traceability. The SMB10J13A-M3/52 remains suitable for industrial and telecom applications requiring high surge robustness and environmental compliance-but not formal automotive qualification.
What does the "M3" suffix mean in SMB10J13A-M3/52?
The "M3" suffix in SMB10J13A-M3/52 denotes halogen-free, RoHS-compliant construction meeting Vishay's material categorization standard (www.vishay.com/doc?99912). It confirms the molding compound contains no brominated flame retardants or chlorine-based additives, and that all terminals are matte tin plated and whisker-resistant per JESD 201 Class 2. This makes SMB10J13A-M3/52 appropriate for environmentally regulated markets where halogen content must be controlled, without sacrificing the 1000 W surge rating or thermal performance of the base SMB10J13A design.
Can SMB10J13A-M3/52 be used in bidirectional configurations?
No, SMB10J13A-M3/52 is a unidirectional TVS diode, identifiable by its cathode band marking. Bidirectional variants in the same family carry "CA" in the part number (e.g., SMB8J13CA-M3/52) and lack polarity markings. Using SMB10J13A-M3/52 in a bidirectional application would result in forward conduction during negative transients, potentially damaging the device or failing to protect the circuit. Always match polarity type-unidirectional vs. bidirectional-to the expected surge direction and system grounding scheme.
What is the thermal resistance of SMB10J13A-M3/52, and how does it affect layout?
SMB10J13A-M3/52 has a typical junction-to-ambient thermal resistance (RθJA) of 72 °C/W and junction-to-lead (RθJL) of 20 °C/W. These values assume mounting on minimum recommended 0.2" × 0.2" (5.0 mm × 5.0 mm) copper pads per terminal. To maintain safe operation under repeated surges, PCB layout must provide adequate copper area and thermal vias-reducing RθJA improves power dissipation and prevents thermal runaway. The SMB10J13A-M3/52 datasheet specifies derating curves based on ambient temperature, so thermal design must align with worst-case IPPM duty cycle.
SMB10J13A-M3/52 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 (SMBJ)
SMB10J13A-M3/52 FAQ
1.How can I place an order for SMB10J13A-M3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for SMB10J13A-M3/52 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-M3/52 reliable?
The price and inventory of SMB10J13A-M3/52 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SMB10J13A-M3/52 is usually 5 days.
3.What payment methods are accepted for SMB10J13A-M3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMB10J13A-M3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMB10J13A-M3/52?
SMB10J13A-M3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMB10J13A-M3/52 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-M3/52?
For technical support, including SMB10J13A-M3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMB10J13A-M3/52 requirements.
6.How does Aetrix verify that SMB10J13A-M3/52 is sourced from the original manufacturer or authorized distributors?
All SMB10J13A-M3/52 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-M3/52 meets industry standards.
7.What is the process for return or replacement of SMB10J13A-M3/52?
All SMB10J13A-M3/52 units undergo pre-shipment inspection (PSI). If there is an issue with SMB10J13A-M3/52, 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-M3/52 part is unused and in its original packaging.
Return procedure for SMB10J13A-M3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
SMB10J13A-M3/52 Tags
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