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VIPER319XDTR - STMicroelectronics

Description: AC to DC Switching Converter Boost/Buck/Flyback 4.25V 145kHz T/R 16-Pin SO N

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VIPER319XDTR - STMicroelectronics - PCB symbol
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PCB Footprints
VIPER319XDTR - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - SO-16N-1
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VIPER319XDTR - STMicroelectronics - 3D model - Small Outline Packages - SO-16N-1
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VIPER319XDTR Details

  • Manufacturer Part Number:

    VIPER319XDTR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOP-16

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    7

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    30 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    9 V

  • JESD-30 Code:

    R-PDSO-G16

  • Length:

    9.9 mm

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Nom:

    15 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    1.7 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    33 kHz

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    3.9 mm

VIPER319XDTR Frequently Asked Questions (FAQs)

  • A good PCB layout for the VIPER319XDTR involves keeping the input and output stages separate, using a star-ground configuration, and minimizing the loop area of the high-frequency circuits. A 4-layer PCB with a dedicated ground plane is recommended.
  • To ensure the VIPER319XDTR operates within its SOA, monitor the device's junction temperature, output current, and input voltage. Implement overcurrent protection, overvoltage protection, and thermal monitoring to prevent damage.
  • When selecting a transformer for the VIPER319XDTR, consider the transformer's turns ratio, inductance, and core material. Ensure the transformer is designed for the specific application's voltage and current requirements.
  • To optimize the VIPER319XDTR for low standby power consumption, use a high-value resistor in the feedback network, minimize the output voltage, and use a low-quiescent-current transformer. Additionally, consider using a pulse-skipping mode or a burst-mode operation.
  • To minimize EMI, use a common-mode choke, a differential-mode filter, and a shielded transformer. Implement a Faraday shield around the switching node, and use a shielded cable for the output. Ensure good PCB layout practices, such as keeping sensitive nodes away from noisy areas.

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VIPER319XDTR Overview

Use the download button to access the VIPER319XDTR schematic symbol, PCB footprint, and 3D model.
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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

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