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ST1S09IPUR - STMicroelectronics

Description: 2 A, 1.5 MHz PWM step-down switching regulator with synchronous rectification

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ST1S09IPUR - STMicroelectronics PCB footprint - Small Outline No-lead - Small Outline No-lead - DFN6 3X3-1
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ST1S09IPUR - STMicroelectronics  - 3D model - Small Outline No-lead - DFN6 3X3-1
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ST1S09IPUR Details

  • Manufacturer Part Number:

    ST1S09IPUR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DFN

  • Package Description:

    3 X 3 MM, ROHS COMPLIANT, DFN-6

  • Pin Count:

    6

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    16 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    7.3

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    6 V

  • Input Voltage-Min:

    2.7 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    S-PDSO-N6

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -30 °C

  • Output Current-Max:

    3.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC6,.11,37

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1800 kHz

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

ST1S09IPUR Frequently Asked Questions (FAQs)

  • A 2-layer or 4-layer PCB with a solid ground plane and thermal vias is recommended. The device should be placed near a thermal pad or a heat sink to ensure efficient heat dissipation.
  • Ensure proper thermal management, use a heat sink or thermal pad, and follow the recommended PCB layout guidelines. Also, consider using a thermal interface material (TIM) to improve heat transfer between the device and the heat sink.
  • Monitor the output voltage, current, and temperature. Implement over-voltage protection (OVP), under-voltage protection (UVP), and over-temperature protection (OTP) to ensure safe operation.
  • Use a combination of capacitors and inductors to filter the output. Optimize the filter design using simulation tools and consider the output voltage, current, and frequency requirements.
  • Use low-ESR capacitors with a voltage rating suitable for the input and output voltages. A 10uF to 22uF ceramic capacitor is recommended for the input, and a 10uF to 47uF ceramic capacitor is recommended for the output.

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ST1S09IPUR 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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Part Image ST1S09PUR STMicroelectronics

Switching Regulator, Current-mode, 3.5A, 1800kHz Switching Freq-Max, PDSO6