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E-L5970D - STMicroelectronics

Description: E-L5970D, Switching Regulator, Buck Controller, 1A, Adjustable, 1.2 → 35 V, 275 kHz, 8-Pin SO

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E-L5970D - STMicroelectronics - PCB symbol
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E-L5970D - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - so8
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E-L5970D - STMicroelectronics - 3D model - Small Outline Packages - so8
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E-L5970D Details

  • Manufacturer Part Number:

    E-L5970D

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    ROHS COMPLIANT, SOP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    7

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE FREQUENCY MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4.4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G8

  • Length:

    4.9 mm

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    2.25 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    280 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Width:

    3.9 mm

E-L5970D Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN4553, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • The input capacitor selection depends on the input voltage, output voltage, and output current. A general guideline is to choose a capacitor with a voltage rating of at least 1.5 times the input voltage, and a capacitance value between 1uF to 10uF. The datasheet provides more detailed guidance on capacitor selection.
  • The E-L5970D is rated for operation up to 85°C ambient temperature, but it's recommended to derate the output current and voltage to ensure reliable operation at higher temperatures. Consult the datasheet for thermal derating curves and guidelines.
  • The E-L5970D has built-in OVP and UVP features, but they can be adjusted or customized using external components. Refer to the application note AN4553 for examples and guidelines on implementing OVP and UVP circuits.
  • The output capacitor value and type depend on the output voltage, output current, and desired ripple voltage. A general guideline is to choose a low-ESR capacitor with a value between 10uF to 100uF. The datasheet provides more detailed guidance on output capacitor selection.

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E-L5970D 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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