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Diode TVS Single Uni-Dir 10.2V 600W 2-Pin SMB T/R

Ovaga Certification

Brands: STMicroelectronics, Inc

Mfr.Part #: SM6T12A

Datasheet: SM6T12A Datasheet (PDF)

Package/Case: DO-214AA

Product Type: TVS Diodes

RoHS Status:

Stock Condition: 3480 pcs, New Original

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Please submit RFQ for SM6T12A or email to us: Email: [email protected], we will contact you within 12 hours.

SM6T12A General Description

The SM6T series are designed to protect sensitive equipment against electrostatic discharges according to IEC 61000-4-2 and MIL STD 883, method 3015, and electrical overstress according to IEC 61000-4-4 and 5. This device is more generally used against surges below 600 W (10/1000 μs).The Planar technology makes it suitable for high-end equipment and SMPS where low leakage current and high junction temperature are required to provide reliability and stability over time.The SM6T series are packaged in SMB.Power line communication AC coupling circuit.



  • Peak pulse power: 600 W (10/1000 μs) and 4 kW (8/20 μs)
  • Stand-off voltage range from 5 V to 188 V
  • Unidirectional and bidirectional types
  • Low leakage current: 0.2 μA at 25 °C and 1 μA at 85 °C
  • Operating Tj max: 150 °C
  • High power capability at Tj max.: up to 515 W (10/1000 μs)
  • Lead finishing: matte tin plating


Parameter Value Parameter Value
feature-product-weight-g feature-packaging Tape and Reel
feature-rad-hard feature-pin-count 2
feature-supplier-package SMB feature-standard-package-name1 DO-214-AA
feature-cecc-qualified No feature-esd-protection Yes
feature-military No feature-aec-qualified No
feature-aec-qualified-number feature-auto-motive No
feature-p-pap No feature-eccn-code EAR99
feature-svhc Yes


Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.


Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.0% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US$0.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.


1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


  • Product

    Step1 :Product

  • Vacuum packaging

    Step2 :Vacuum packaging

  • Anti-static bag

    Step3 :Anti-static bag

  • Individual packaging

    Step4 :Individual packaging

  • Packaging boxes

    Step5 :Packaging boxes

  • bar-code shipping tag

    Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

  • ESD
  • ESD


STMicroelectronics, Inc



STMicroelectronics, Inc



STMicroelectronics, Inc



STMicroelectronics, Inc



STMicroelectronics, Inc



STMicroelectronics, Inc



STMicroelectronics, Inc



STMicroelectronics, Inc

Datasheet PDF

Preliminary Specification SM6T12A PDF Download

Key points

  • The SM6T12A chip is a transient voltage suppressor diode designed to protect electronic equipment from overvoltage events. It offers a low clamping voltage and high surge capability, making it suitable for various applications such as telecommunications, consumer electronics, and automotive systems. The chip provides efficient protection against electrostatic discharge and voltage spikes, ensuring the integrity and reliability of connected devices.
  • Equivalent

    The SM6T12A is equivalent to the P6SMB11A and P6SMB12A chips.
  • Features

    The SM6T12A is a unidirectional TVS diode with a 600W power and a low leakage current. It features a stand-off voltage of 10.5V and a breakdown voltage range of 11.7V to 12.9V. It offers protection against electrostatic discharge (ESD) and transient voltage spikes, making it suitable for use in various electronic applications.
  • Pinout

    The SM6T12A is a surface mount transient voltage suppressor diode. It has two pins, an anode (A) and a cathode (K). The diode is designed to protect electronic circuits from voltage surges and transients by shunting excess current to ground when voltage exceeds its breakdown voltage.
  • Manufacturer

    The manufacturer of the SM6T12A is STMicroelectronics. STMicroelectronics is a multinational company that designs, develops, manufactures, and markets a wide range of semiconductor solutions, including microcontrollers, power management integrated circuits, and sensors. They serve various industries such as automotive, industrial, communication, and consumer electronics.
  • Application Field

    The SM6T12A is a diode designed for electrostatic discharge protection. It can be utilized in various application areas, including consumer electronics, automotive systems, industrial equipment, and telecommunications devices.
  • Package

    The SM6T12A chip is available in a surface mount package type known as DO-214AA (SMB) or SMC. It has a form factor of 2.6 mm x 3 mm and a compact size suitable for use in various electronic devices.

We provide high quality products, thoughtful service and after sale guarantee

  • Product

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  • quantity

    Minimum order quantity starts from 1pcs.

  • shipping

    Lowest international shipping fee starts from $0.00

  • guarantee

    365 days quality guarantee for all products

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