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VIPER011LSTR - STMicroelectronics

Description: be covered • Embedded HV startup and sense-FET • Current mode PWM controller • Drain current limit protection (OCP) • Wide supply voltage range: 4.5 V to 30 V • Self-supply option allows the auxiliary winding or bias components to be removed • Minimized system input power consumption: – Less than 10 mW @ 230 VAC in no-load condition – Less than 400 mW @ 230 VAC with 250 mW load • Jittered switching frequency reduces the EMI filter cost: – 30 kHz ± 7% (type X) – 60 kHz ± 7% (type L) – 120 kHz ±

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VIPER011LSTR - STMicroelectronics - PCB symbol
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VIPER011LSTR - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - SSOP 10
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VIPER011LSTR - STMicroelectronics - 3D model - Small Outline Packages - SSOP 10
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VIPER011LSTR Details

  • Manufacturer Part Number:

    VIPER011LSTR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SSOP-10

  • Manufacturer Package Code:

    SSOP 10

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    7

  • Additional Feature:

    PFM CONTROL TECHNIQUE ALSO AVAILABLE

  • 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-G10

  • Length:

    4.9 mm

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP10,.25,40

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    1.5 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    132 kHz

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Width:

    3.9 mm

VIPER011LSTR Frequently Asked Questions (FAQs)

  • A good PCB layout for VIPER011LSTR involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the input voltage is within the recommended range, and the output capacitor is of sufficient value and type. Additionally, avoid overloading the output and ensure proper thermal management.
  • The maximum ambient temperature that VIPER011LSTR can operate in is 150°C. However, the device's performance and reliability may degrade at high temperatures, so it's recommended to keep the ambient temperature below 125°C for optimal performance.
  • Yes, VIPER011LSTR is suitable for high-reliability applications. It's designed to meet the requirements of automotive and industrial applications, and it's qualified according to the AEC-Q100 standard. However, it's essential to follow the recommended design guidelines and testing procedures to ensure the device meets the specific requirements of your application.
  • To troubleshoot issues with VIPER011LSTR, start by checking the input voltage, output voltage, and current. Verify that the component values and PCB layout meet the recommended guidelines. Use an oscilloscope to check for oscillations or noise on the output. If the issue persists, consult the datasheet and application notes, or contact STMicroelectronics' technical support for further assistance.

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VIPER011LSTR Overview

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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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