Part Image

SM4T14AY - STMicroelectronics

Description: TVS Diode Single Uni-Dir 12V 400W Automotive 2-Pin SMA T/R

Download SM4T14AY Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
SM4T14AY - STMicroelectronics PCB footprint - Other - Other - SMA_UD
click to zoom
3D Models
SM4T14AY - STMicroelectronics  - 3D model - Other - SMA_UD
click to zoom

SM4T14AY Details

  • Manufacturer Part Number:

    SM4T14AY

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DO-214AC

  • Package Description:

    ROHS COMPLIANT, PLASTIC, SMA, 2 PIN

  • Pin Count:

    2

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Factory Lead Time:

    53 Weeks, 1 Day

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    6.1

  • Breakdown Voltage-Max:

    14.7 V

  • Breakdown Voltage-Min:

    13.3 V

  • Breakdown Voltage-Nom:

    14 V

  • Clamping Voltage-Max:

    25.3 V

  • Configuration:

    SINGLE, 1 CHANNEL

  • Diode Element Material:

    SILICON

  • Diode Type:

    TRANS VOLTAGE SUPPRESSOR DIODE

  • JEDEC-95 Code:

    DO-214AC

  • JESD-30 Code:

    R-PDSO-C2

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Non-rep Peak Rev Power Dis-Max:

    400 W

  • Number of Elements:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Polarity:

    UNIDIRECTIONAL

  • Reference Standard:

    AEC-Q101; IEC-61000-4-2; ISO 10605

  • Rep Pk Reverse Voltage-Max:

    12 V

  • Reverse Current-Max:

    0.2 µA

  • Reverse Test Voltage:

    12 V

  • Surface Mount:

    YES

  • Technology:

    AVALANCHE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    C BEND

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    NOT SPECIFIED

SM4T14AY Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in their application note AN5076, which includes guidelines for thermal pad connection, copper pour, and via placement to minimize thermal resistance.
  • The thermal shutdown feature is enabled by default. To handle it, monitor the TSD (Thermal Shutdown) pin, which goes low when the device reaches the thermal shutdown temperature (typically 150°C). You can also use an external thermal sensor to monitor the temperature and take action before the device reaches thermal shutdown.
  • Although the datasheet specifies a maximum VCC voltage of 5.5V, it's recommended to keep it below 5V to ensure reliable operation and minimize power consumption.
  • STMicroelectronics provides a component selection guide in their application note AN5076, which includes recommendations for capacitors, resistors, and inductors based on the specific application and operating conditions.
  • The typical startup time for the SM4T14AY is around 1-2 ms, depending on the input voltage and external component values. This can be critical in applications where fast startup is required.

Trust Checks

This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

SM4T14AY Overview

Use the download button to access the SM4T14AY schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like SM4T1, or try a keyword search, such as Transient Suppressors

About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

Parts related to SM4T14AY

Showing 0 results

SM4T14AY Alternates

Showing results

Image Part Number Model
Part Image P4SMAJ12A-AU_R1_100A1 PanJit Semiconductor

Trans Voltage Suppressor Diode, 400W, 12V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AC

Part Image P4SMAJ12A_R2_10001 PanJit Semiconductor

Trans Voltage Suppressor Diode, 400W, 12V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AC

Part Image P4SMAJ12_R1_10001 PanJit Semiconductor

Trans Voltage Suppressor Diode, 400W, 12V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AC

Part Image P4SMAJ12_R2_00001 PanJit Semiconductor

Trans Voltage Suppressor Diode, 400W, 12V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AC

Part Image P4SMAJ12T/R13 PanJit Semiconductor

Trans Voltage Suppressor Diode, 400W, 12V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AC

For a full list of alternate parts for SM4T14AY, check out Findchips.com