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VIPER25HD - STMicroelectronics

Description: VIPerPlus family: Quasi-resonant high performance off line high voltage converter

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VIPER25HD - STMicroelectronics - PCB symbol
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PCB Footprints
VIPER25HD - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - SO-16*
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VIPER25HD - STMicroelectronics - 3D model - Small Outline Packages - SO-16*
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VIPER25HD Details

  • Manufacturer Part Number:

    VIPER25HD

  • Brand Name:

    STMicroelectronics

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    ROHS COMPLIANT, SOP-16

  • Pin Count:

    16

  • Country Of Origin:

    Mainland China, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    10

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT/VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    23.5 V

  • Input Voltage-Min:

    8.5 V

  • Input Voltage-Nom:

    14 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -25 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    3.5 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    250 kHz

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

VIPER25HD Frequently Asked Questions (FAQs)

  • The maximum operating temperature range for VIPER25HD is -40°C to 150°C, but it's recommended to operate within -40°C to 125°C for optimal performance and reliability.
  • To ensure proper biasing, make sure to connect the VCC pin to a stable voltage source, and the EN pin to a logic-level signal. Also, ensure that the input voltage (VIN) is within the recommended range (7.5V to 26V) and that the output voltage (VOUT) is set correctly using the FB pin.
  • For optimal performance and thermal management, it's recommended to follow STMicroelectronics' guidelines for PCB layout and design. This includes keeping the switching node (SW) away from sensitive analog nodes, using a solid ground plane, and ensuring good thermal conductivity between the device and the PCB.
  • To troubleshoot common issues, check the input voltage, output voltage, and current sense resistors for correct values and connections. Ensure that the layout and PCB design meet the recommended guidelines. Also, verify that the compensation network is correctly designed and implemented. If issues persist, consult STMicroelectronics' application notes and technical support resources.
  • VIPER25HD is a high-voltage, high-current, and high-performance converter compared to other products in the VIPER family. It has a higher input voltage range (up to 26V) and a higher output current capability (up to 2A). It also has a more advanced feature set, including adjustable output voltage, soft-start, and overcurrent protection.

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VIPER25HD Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like VIPER, or try a keyword search, such as Switching Regulator or Controllers

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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