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Vishay General Semiconductor - Diodes Division SM6T10A-M3/52
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- Part No.:
- SM6T10A-M3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
SM6T10A-M3/52.pdf
- Description:
- TVS DIODE 8.55VWM 14.5VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:4,206
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Product details
Overview
SM6T10A-M3/52 from Vishay General Semiconductor is a unidirectional transient voltage suppressor (TVS) diode in SMB (DO-214AA) package, designed for clamping voltage transients on power and signal lines. It features 10 V standoff voltage (VWM), 14.5 V max clamping voltage at 41 A peak pulse current (10/1000 μs), 600 W peak pulse power, and operates from −65 °C to +150 °C junction temperature. It is widely used to protect MOSFETs and sensor signal lines in automotive and industrial control systems.
For engineers reviewing the SM6T10A-M3/52 datasheet, SM6T10A-M3/52 pinout, SM6T10A-M3/52 application, or SM6T10A-M3/52 equivalent, key selection criteria include unidirectional polarity, SMB package compatibility, 10 V stand-off rating, clamping performance under 10/1000 μs surge, and halogen-free RoHS compliance per M3 suffix.
Technical Context
The SM6T10A-M3/52 uses a glass-passivated silicon junction optimized for fast response to ESD and lightning-induced transients. Its low-inductance SMB package supports high-speed clamping with minimal overshoot during 10/1000 μs surges.
It delivers precise unidirectional protection with a breakdown voltage range of 9.50–10.5 V at 1.0 mA test current and maximum reverse leakage of 10.0 μA at 8.55 V standoff - enabling reliable operation in low-power sensor interfaces and 12 V rail protection circuits.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 8.55 V - maximum continuous reverse operating voltage before clamping begins |
| VBR min/max | 9.50 V / 10.5 V at 1.0 mA - ensures tight breakdown tolerance for predictable turn-on |
| VC @ IPPM | 14.5 V at 41.0 A (10/1000 μs) - defines worst-case clamped voltage seen by protected IC |
| PPPM | 600 W - peak surge energy handling capability under standardized transient waveform |
| Package | SMB (DO-214AA) - surface-mount outline with 0.220" x 0.130" footprint and J-STD-020 MSL level 1 rating |
| Compliance | Halogen-free, RoHS-compliant (M3 suffix), JEDEC JESD201 class 2 whisker resistance |
Pinout & Package
Package: SMB (DO-214AA), molded plastic case with matte tin-plated leads; cathode indicated by band marking on unidirectional devices.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward current entry / reverse surge return path | Connected to ground or low-impedance return in unidirectional TVS configuration |
| Cathode | Clamping output / surge sink node | Connected to protected line (e.g., 12 V supply or sensor I/O); band-marked end |
Key Features
| Feature | Design Value |
|---|---|
| 600 W peak pulse power (10/1000 μs) | Enables robust protection against ISO 7637-2 Pulse 1/2a/5a and IEC 61000-4-5 Level 3 surges |
| Low clamping voltage (14.5 V @ 41 A) | Keeps protected downstream components (e.g., MCU GPIO, RS-485 transceivers) within safe absolute maximum ratings |
| Glass passivated junction | Ensures stable VBR over time and temperature, with reduced parameter drift vs. epoxy-passivated alternatives |
| MSL level 1, 260 °C reflow compatible | Supports standard lead-free SMT assembly without pre-baking or special handling |
Applications
| Automotive Power Rail Protection | Industrial Sensor Signal Line Protection |
|---|---|
Use Scenario: Suppressing load-dump transients on 12 V battery-fed ECUs in passenger vehicles. IC Role / Device Role / Timing Role: Unidirectional TVS placed between power input and ground to clamp spikes up to ±120 V. Use Value: Limits voltage seen by downstream LDOs and microcontrollers to ≤14.5 V, preventing latch-up or permanent damage. | Use Scenario: Protecting analog outputs of pressure/temperature sensors connected to PLC I/O modules. IC Role / Device Role / Timing Role: Clamping ESD events (IEC 61000-4-2 ±8 kV contact) and cable discharge on 0–10 V or 4–20 mA lines. Use Value: Maintains signal integrity with <10 μA leakage at 8.55 V, avoiding offset errors in precision measurement circuits. |
| Consumer Power Adapter Input Stage | Telecom DC Power Feed Protection |
Use Scenario: Safeguarding primary-side controllers in wall adapters subjected to AC line surges. IC Role / Device Role / Timing Role: Mounted across bridge rectifier output to absorb switching transients and lightning-induced spikes. Use Value: Withstands 100 A non-repetitive forward surge (IFSM), ensuring reliability during repeated overvoltage events. | Use Scenario: Guarding PoE-powered equipment (e.g., IP cameras) against induced surges on 48 V DC feed lines. IC Role / Device Role / Timing Role: Unidirectional clamping device on DC input rail, referenced to system ground. Use Value: Halogen-free M3 construction meets strict environmental requirements for indoor telecom infrastructure. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ10A | Same SMB package, 10 V VWM, but lower PPPM (400 W) and higher VC (16.7 V @ 24.2 A) | Less robust for high-energy transients like ISO 7637-2 Pulse 5a | Select SMAJ10A only where surge energy is limited and board space constraints match SMB footprint |
| P6SMB10A | Identical electrical specs and SMB package; manufactured by ON Semiconductor, same VWM/VBR/VC/PPPM ratings | No functional difference; qualified for identical automotive and industrial use cases | P6SMB10A offers second-source availability with identical performance and qualification (AEC-Q101 optional) |
Compared with SMAJ10A, SM6T10A-M3/52 provides 50 % higher surge power handling and tighter clamping; versus P6SMB10A, it shares identical protection characteristics but differs in halogen-free compliance (M3) and Vishay-specific qualification traceability.
Availability
SM6T10A-M3/52 is available at Aetrix Electronics and suitable for automotive ECU design, industrial sensor interface development, and telecom power feed protection requiring stable component supply and halogen-free compliance.
Supply support for SM6T10A-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 automotive-grade qualification.
The SM6T Series is engineered for high-energy transient suppression in harsh environments, targeting 12 V and 24 V automotive, industrial, and telecom power systems where consistent clamping and long-term stability are critical.
FAQ
What is the maximum clamping voltage of the SM6T10A-M3/52 under a 10/1000 μs surge?
The SM6T10A-M3/52 has a maximum clamping voltage (VC) of 14.5 V when subjected to its rated peak pulse current of 41.0 A using the standardized 10/1000 μs waveform. This value is guaranteed across the full operating temperature range and defines the upper voltage limit imposed on protected circuitry during surge events.
Is the SM6T10A-M3/52 suitable for automotive applications?
Yes, the SM6T10A-M3/52 is suitable for automotive applications. While the base M3 version is commercial-grade, the SM6T10A-M3/52 shares the same die and SMB package as AEC-Q101-qualified variants (e.g., SM6T10AHM3). Its 150 °C max junction temperature, robust surge rating, and halogen-free construction align with automotive environmental requirements.
What does the "M3" suffix indicate in SM6T10A-M3/52?
"M3" denotes halogen-free, RoHS-compliant construction per Vishay's material categorization standards. It confirms compliance with JEDEC JESD201 class 2 whisker resistance and qualifies the SM6T10A-M3/52 for environmentally regulated markets without compromising electrical performance or thermal reliability.
How does the SM6T10A-M3/52 differ from bidirectional versions like SM6T10CA?
The SM6T10A-M3/52 is unidirectional, with polarity marked by a cathode band and intended for DC line protection. In contrast, SM6T10CA is bidirectional, lacks polarity marking, and protects AC or differential signals. Their VWM, VBR, and clamping values differ: SM6T10CA has symmetric breakdown and clamping in both directions, while SM6T10A-M3/52 only clamps in reverse bias.
What is the thermal resistance of the SM6T10A-M3/52 from junction to ambient?
The SM6T10A-M3/52 has a typical junction-to-ambient thermal resistance (RθJA) of 100 °C/W when mounted on standard 0.2" × 0.2" copper pads. This value assumes no additional heatsinking and guides derating calculations for sustained power dissipation above 25 °C ambient temperature.
SM6T10A-M3/52 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AA, SMB
- Series:
- SM6T, TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 8.55V
- Voltage - Breakdown (Min):
- 9.5V
- Voltage - Clamping (Max) @ Ipp:
- 14.5V
- Current - Peak Pulse (10/1000µs):
- 41A
- Power - Peak Pulse:
- 600W
- 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-214AA (SMBJ)
SM6T10A-M3/52 FAQ
1.How can I place an order for SM6T10A-M3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for SM6T10A-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 SM6T10A-M3/52 reliable?
The price and inventory of SM6T10A-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 SM6T10A-M3/52 is usually 5 days.
3.What payment methods are accepted for SM6T10A-M3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SM6T10A-M3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SM6T10A-M3/52?
SM6T10A-M3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SM6T10A-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 SM6T10A-M3/52?
For technical support, including SM6T10A-M3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SM6T10A-M3/52 requirements.
6.How does Aetrix verify that SM6T10A-M3/52 is sourced from the original manufacturer or authorized distributors?
All SM6T10A-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 SM6T10A-M3/52 meets industry standards.
7.What is the process for return or replacement of SM6T10A-M3/52?
All SM6T10A-M3/52 units undergo pre-shipment inspection (PSI). If there is an issue with SM6T10A-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 SM6T10A-M3/52 part is unused and in its original packaging.
Return procedure for SM6T10A-M3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
SM6T10A-M3/52 Tags
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