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                                                                                                    1. Home
                                                                                                    2. Circuit Protection
                                                                                                    3. TVS - Transient Voltage Suppressors
                                                                                                    4. TVS Diodes
                                                                                                    Print Page

                                                                                                    SMAJ12A

                                                                                                    TVS Diode, SMAJ, Unidirectional, 12 V, 22 V, DO-214AC (SMA), 2 Pins

                                                                                                    TAIWAN SEMICONDUCTOR SMAJ12A
                                                                                                    Image is for illustrative purposes only. Please refer to product description.
                                                                                                    ManufacturerTAIWAN SEMICONDUCTOR
                                                                                                    Manufacturer Part NoSMAJ12A
                                                                                                    Order Code2677635
                                                                                                    Product RangeSMAJ
                                                                                                    Technical Datasheet

                                                                                                    Data Sheet

                                                                                                    See all Technical Docs
                                                                                                    Packaging Options
                                                                                                    7,860 In Stock

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                                                                                                    5 Delivery in 1-2 Business Days(SG stock)
                                                                                                    7855 Delivery in 3-4 Business Days(UK stock)
                                                                                                    QuantityPrice
                                                                                                    5+HK$3.260
                                                                                                    10+HK$2.020
                                                                                                    100+HK$1.270
                                                                                                    500+HK$0.942
                                                                                                    1000+HK$0.749
                                                                                                    5000+HK$0.735
                                                                                                    Price for:Each (Supplied on Cut Tape)
                                                                                                    Minimum: 5
                                                                                                    Multiple: 5
                                                                                                    HK$16.30
                                                                                                    Add Part No. / Line Note
                                                                                                    Added to your Order Confirmation, Invoice, and Dispatch note for this order only.
                                                                                                    This number will be added to the Order Confirmation, Invoice, Dispatch note, Web confirmation Email and Product Label.

                                                                                                    Product Information

                                                                                                    ManufacturerTAIWAN SEMICONDUCTOR
                                                                                                    Manufacturer Part NoSMAJ12A
                                                                                                    Order Code2677635
                                                                                                    Product RangeSMAJ
                                                                                                    Technical Datasheet

                                                                                                    Data Sheet

                                                                                                    Product RangeSMAJ
                                                                                                    TVS PolarityUnidirectional
                                                                                                    Reverse Standoff Voltage12V
                                                                                                    Clamping Voltage Max22V
                                                                                                    Diode Case StyleDO-214AC (SMA)
                                                                                                    No. of Pins2Pins
                                                                                                    Minimum Breakdown Voltage13.3V
                                                                                                    Maximum Breakdown Voltage16.3V
                                                                                                    Peak Pulse Power Dissipation400W
                                                                                                    Operating Temperature Max150°C
                                                                                                    Diode MountingSurface Mount
                                                                                                    Qualification-
                                                                                                    SVHCNo SVHC (17-Jan-2023)

                                                                                                    Product Overview

                                                                                                    The SMAJ12A from Taiwan Semiconductor is a SMAJ series unidirectional surface mount transient voltage suppressor in DO-214AC package. It has low profile package, excellent clamping capability and glass passivated junction. This transient voltage suppressor is ideal for automated placement. The leads are matte tin plated and solderable per JESD22-B102. It also meets JESD 201 class 2 whisker test.

                                                                                                    • Fast response time is typically less than 1ps
                                                                                                    • Peak forward surge current of 40A (8.3ms single half sine wave super imposed on rated load
                                                                                                    • Peak power dissipation of 400W at TA = 25°C, TP = 1ms
                                                                                                    • Steady state power dissipation of 1W
                                                                                                    • Operating junction temperature range from -55°C to +150°C
                                                                                                    • Flammability rating meets UL94 V-0
                                                                                                    • Working peak reverse voltage of 12V and maximum reverse leakage current of 1μA at Vrwm
                                                                                                    • Breakdown voltage of 13.3V (minimum), 14.7V (maximum) and test current of 1mA
                                                                                                    • Maximum clamping voltage of 19.9V at Ippm and maximum peak pulse surge current of 20.1A
                                                                                                    • Maximum instantaneous forward voltage of 3.5V at 25A

                                                                                                    Applications

                                                                                                    Safety

                                                                                                    Technical Specifications

                                                                                                    Product Range

                                                                                                    SMAJ

                                                                                                    Reverse Standoff Voltage

                                                                                                    12V

                                                                                                    Diode Case Style

                                                                                                    DO-214AC (SMA)

                                                                                                    Minimum Breakdown Voltage

                                                                                                    13.3V

                                                                                                    Peak Pulse Power Dissipation

                                                                                                    400W

                                                                                                    Diode Mounting

                                                                                                    Surface Mount

                                                                                                    SVHC

                                                                                                    No SVHC (17-Jan-2023)

                                                                                                    TVS Polarity

                                                                                                    Unidirectional

                                                                                                    Clamping Voltage Max

                                                                                                    22V

                                                                                                    No. of Pins

                                                                                                    2Pins

                                                                                                    Maximum Breakdown Voltage

                                                                                                    16.3V

                                                                                                    Operating Temperature Max

                                                                                                    150°C

                                                                                                    Qualification

                                                                                                    -

                                                                                                    Technical Docs (2)

                                                                                                    Technical Data Sheet EN

                                                                                                    Product Change Notice EN

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                                                                                                    Legislation and Environmental

                                                                                                    Country of Origin:
                                                                                                    Country in which last significant manufacturing process was carried outCountry of Origin:
                                                                                                    China
                                                                                                    Country in which last significant manufacturing process was carried out
                                                                                                    Tariff No:85411000
                                                                                                    US ECCN:EAR99
                                                                                                    EU ECCN:NLR
                                                                                                    RoHS Compliant:Yes

                                                                                                    RoHS

                                                                                                    RoHS Phthalates Compliant:Yes

                                                                                                    RoHS

                                                                                                    SVHC:No SVHC (17-Jan-2023)
                                                                                                    Download Product Compliance Certificate

                                                                                                    Product Compliance Certificate

                                                                                                    Weight (kg):.000064
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