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PM6686 - STMicroelectronics

Description: Dual step-down controller with adjustable voltages, adjustable LDO and auxiliary charge pump controller for notebook

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Symbol
PM6686 - STMicroelectronics - PCB symbol
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PCB Footprints
PM6686 - STMicroelectronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - VFQFPN 5 x 5 x 1.0, 32 lead, pitch 0.50
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3D Models
PM6686 - STMicroelectronics - 3D model - Quad Flat No-Lead - VFQFPN 5 x 5 x 1.0, 32 lead, pitch 0.50
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PM6686 Details

  • Manufacturer Part Number:

    PM6686

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Package Description:

    VFQFPN-32

  • Pin Count:

    32

  • Manufacturer Package Code:

    VFQFPN

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    8

  • Additional Feature:

    ALSO OPERATES IN ADJUSTABLE MODE FROM 0.7 TO 5.5 V, ALSO OPERATES AS LDO REGULATOR

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    28 V

  • Input Voltage-Min:

    5.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-XQCC-N32

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.00005 A

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC32,.2SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    500 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    5 mm

PM6686 Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN2344, which includes guidelines for thermal vias, copper pours, and component placement to ensure optimal thermal performance.
  • For high-availability applications, it's recommended to use the PM6686's built-in redundancy features, such as redundant power supplies, and configure the device for hot-swap capability. Additionally, implement a robust fault detection and isolation mechanism to ensure seamless operation in case of failures.
  • The maximum allowed voltage drop across the PM6686's input capacitors is 1.5V. Exceeding this value may affect the device's performance and reliability. It's essential to select input capacitors with low ESR and ensure proper PCB layout to minimize voltage drops.
  • While the PM6686 can operate with a non-isolated power supply, it's not recommended. The device is designed to work with isolated power supplies, and using a non-isolated supply may compromise the device's performance, reliability, and safety. If a non-isolated supply is used, ensure proper isolation and protection mechanisms are implemented.
  • STMicroelectronics provides a comprehensive troubleshooting guide in the PM6686 datasheet and application notes. Additionally, use the device's built-in diagnostic features, such as the fault pin and status registers, to identify and isolate faults. Consult the device's documentation and STMicroelectronics' support resources for further assistance.

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PM6686 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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PM6686 Alternates

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Part Image PM6686TR STMicroelectronics

Switching Controller, Current-mode, 0.00005A, 500kHz Switching Freq-Max