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Vishay General Semiconductor - Diodes Division SMB10J5.0A-M3/52
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- Part No.:
- SMB10J5.0A-M3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
SMB10J5.0A-M3/52.pdf
- Description:
- TVS DIODE 5VWM 9.2VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:9,285
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Product details
Overview
SMB10J5.0A-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 with 1000 W peak pulse power (10/1000 µs), 6.4 V minimum breakdown voltage, and 9.2 V maximum clamping voltage at 108.7 A peak pulse current. It protects MOSFETs, ICs, and sensor signal lines in automotive and industrial power electronics.
For engineers reviewing the SMB10J5.0A-M3/52 datasheet, SMB10J5.0A-M3/52 pinout, SMB10J5.0A-M3/52 application, or SMB10J5.0A-M3/52 equivalent, key selection criteria include clamping performance under 10/1000 µs transients, unidirectional polarity for DC rail protection, AEC-Q101 qualification status, and halogen-free RoHS compliance per M3 suffix.
Technical Context
This TVS diode uses a glass-passivated silicon junction to achieve fast response time (<1 ns) and low incremental surge resistance, enabling effective suppression of ESD and inductive switching spikes. Its unidirectional configuration provides forward conduction path during overvoltage events while maintaining 5.0 V stand-off voltage for nominal 5 V system rails.
The device operates across -55 °C to +150 °C junction temperature range and meets J-STD-020 MSL Level 1 with 260 °C reflow peak, supporting automated SMT assembly. Thermal resistance is 72 °C/W (junction-to-ambient) on standard 0.2" × 0.2" copper pads, defining its power derating behavior above 25 °C ambient.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Peak Pulse Power | 1000 W (10/1000 µs waveform; defines maximum transient energy absorption capability) |
| Breakdown Voltage VBR | 6.4–7.07 V at 10 mA (ensures reliable triggering above 5 V nominal rail without false trips) |
| Stand-off Voltage VWM | 5.0 V (matches standard 5 V logic and interface supply rails) |
| Clamping Voltage VC | 9.2 V at 108.7 A (limits protected circuit voltage during worst-case surge) |
| Leakage Current ID | 1000 µA max at 5.0 V (minimizes standby power loss in battery-powered systems) |
| Junction Temperature Range | -55 °C to +150 °C (supports under-hood automotive and industrial ambient conditions) |
| Package | SMB (DO-214AA); 4.57 mm × 3.94 mm × 2.20 mm footprint (compatible with high-density PCB layouts) |
Pinout & Package
Package: SMB (DO-214AA), surface-mount, halogen-free, RoHS-compliant, matte tin-plated leads. Cathode indicated by color band.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward current entry during clamping | Connected to protected line's ground or low-side return path |
| Cathode | Reverse-biased terminal during normal operation | Connected to protected line (e.g., 5 V rail); color band marks this end |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified | Validated for automotive powertrain and body electronics per stress test requirements |
| Halogen-free (M3 suffix) | Complies with IEC 61249-2-21 and JEDEC JS709C for green manufacturing |
| MSL Level 1 rating | Unlimited floor life; supports lead-free reflow up to 260 °C peak without baking |
| Low incremental surge resistance | Enables tighter clamping and lower let-through voltage during high-current transients |
| Glass-passivated junction | Improves reliability and stability vs. epoxy-passivated alternatives under thermal cycling |
Applications
| Automotive Body Control Module | Industrial PLC Digital Input |
|---|---|
Use Scenario: Protecting microcontroller GPIOs and CAN transceiver power rails from load dump and alternator ripple. IC Role / Device Role / Timing Role: Unidirectional TVS placed between 5 V supply and chassis ground to clamp positive surges. Use Value: Limits voltage excursion to ≤9.2 V during 1000 W transients, preventing latch-up or gate oxide damage in downstream 5 V logic. | Use Scenario: Shielding 24 V digital input optocoupler front-end from field-wiring induced surges in factory automation. IC Role / Device Role / Timing Role: Standoff-rated TVS on input side of series resistor, shunting surge current before reaching isolation barrier. Use Value: Withstands ≥100 A single-half-sine surge (8.3 ms), ensuring long-term reliability in harsh EMI environments. |
| Consumer USB Power Delivery Port | Automotive Sensor Signal Line |
Use Scenario: Safeguarding USB-C VBUS line against hot-plug transients and ESD events up to ±15 kV contact discharge. IC Role / Device Role / Timing Role: Primary clamping device on 5 V VBUS rail, coordinated with secondary ESD diodes. Use Value: Sub-1 ns response time captures fast ESD pulses before they propagate into PD controller ICs. | Use Scenario: Protecting analog output of pressure sensor in engine bay from ignition coil coupling and relay switching noise. IC Role / Device Role / Timing Role: Low-leakage (≤1000 µA) TVS on 5 V reference or signal line, minimizing offset error. Use Value: Maintains <1 µA leakage at 4.5 V, preserving sensor accuracy while clamping >100 V transients. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ5.0A-E3/52 | Same SMB package, 600 W peak pulse power (vs. 1000 W), higher clamping voltage (10.8 V) | Limited to lower-energy transients; not rated for AEC-Q101 | Select when cost sensitivity outweighs surge margin and automotive qualification is unnecessary |
| 1.5SMC5.0A | DO-214AB package, larger footprint (7.11 mm × 6.22 mm), same 1000 W rating but 11.2 V clamping | Requires PCB layout change; better thermal dissipation but less space-efficient | Choose for higher thermal mass needs where board area permits larger case size |
Compared with SMBJ5.0A-E3/52 and 1.5SMC5.0A, SMB10J5.0A-M3/52 delivers superior surge handling in minimal area with automotive-grade reliability-making it optimal for space-constrained, high-reliability 5 V rail protection where clamping voltage headroom is critical.
Availability
SMB10J5.0A-M3/52 is available at Aetrix Electronics and suitable for automotive body control modules, industrial PLC inputs, USB-C power delivery ports, and engine bay sensor interfaces requiring stable component supply and long-term lifecycle support.
Supply support for SMB10J5.0A-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, and protection devices with emphasis on reliability and automotive qualification.
The SMB10J series targets high-power-density transient suppression in automotive and industrial applications, balancing clamping performance, thermal robustness, and SMT manufacturability in compact SMB packages.
FAQ
What is the clamping voltage of SMB10J5.0A-M3/52 at its rated peak pulse current?
The SMB10J5.0A-M3/52 has a maximum clamping voltage (VC) of 9.2 V at 108.7 A peak pulse current (IPPM) under 10/1000 µs waveform conditions. This value is measured per ANSI/IEEE C62.35 standards and ensures protected circuits remain below critical voltage thresholds during surge events. The SMB10J5.0A-M3/52 achieves this with low incremental surge resistance and a glass-passivated junction.
Is SMB10J5.0A-M3/52 qualified for automotive applications?
Yes, SMB10J5.0A-M3/52 is AEC-Q101 qualified when ordered with HE3 or HM3 suffixes; however, the M3/52 variant itself is halogen-free and RoHS-compliant but not explicitly AEC-Q101 certified per Vishay's ordering matrix. For automotive use, specify SMB10J5.0AHM3_B/H or equivalent qualified version. The SMB10J5.0A-M3/52 shares identical electrical and thermal specs with qualified variants.
What does the "M3" suffix indicate in SMB10J5.0A-M3/52?
The "M3" suffix in SMB10J5.0A-M3/52 denotes halogen-free, RoHS-compliant construction meeting IEC 61249-2-21 and JEDEC JS709C standards. It also indicates compliance with JESD 201 Class 2 whisker testing and matte tin-plated leads solderable per J-STD-002. This distinguishes it from E3 (RoHS-compliant only) and HM3 (AEC-Q101 + halogen-free) variants.
Can SMB10J5.0A-M3/52 be used in bidirectional configurations?
No, SMB10J5.0A-M3/52 is strictly unidirectional. Bidirectional variants carry "C" in the part number (e.g., SMB8J5.0CA). Using SMB10J5.0A-M3/52 in AC or dual-polarity circuits risks failure due to forward conduction during negative transients. For bidirectional protection at 5 V, select SMB8J5.0CA-M3/52, which offers 800 W rating and symmetric clamping.
What is the thermal resistance of SMB10J5.0A-M3/52 under standard mounting conditions?
SMB10J5.0A-M3/52 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 FR-4 PCB with 1 oz copper and defines derating curves above 25 °C ambient. Junction-to-lead resistance is 20 °C/W, supporting localized heat sinking via PCB copper pours connected to terminals.
SMB10J5.0A-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):
- 5V
- Voltage - Breakdown (Min):
- 6.4V
- Voltage - Clamping (Max) @ Ipp:
- 9.2V
- Current - Peak Pulse (10/1000µs):
- 108.7A
- 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)
SMB10J5.0A-M3/52 FAQ
1.How can I place an order for SMB10J5.0A-M3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for SMB10J5.0A-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 SMB10J5.0A-M3/52 reliable?
The price and inventory of SMB10J5.0A-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 SMB10J5.0A-M3/52 is usually 5 days.
3.What payment methods are accepted for SMB10J5.0A-M3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMB10J5.0A-M3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMB10J5.0A-M3/52?
SMB10J5.0A-M3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMB10J5.0A-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 SMB10J5.0A-M3/52?
For technical support, including SMB10J5.0A-M3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMB10J5.0A-M3/52 requirements.
6.How does Aetrix verify that SMB10J5.0A-M3/52 is sourced from the original manufacturer or authorized distributors?
All SMB10J5.0A-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 SMB10J5.0A-M3/52 meets industry standards.
7.What is the process for return or replacement of SMB10J5.0A-M3/52?
All SMB10J5.0A-M3/52 units undergo pre-shipment inspection (PSI). If there is an issue with SMB10J5.0A-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 SMB10J5.0A-M3/52 part is unused and in its original packaging.
Return procedure for SMB10J5.0A-M3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
SMB10J5.0A-M3/52 Tags
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