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ISL6420BIRZ-T7A - Renesas Electronics

Description: The ISL6420B simplifies the implementation of a complete control and protection scheme for a high-performance DC/DC buck converter. It is designed to drive N-Channel MOSFETs in a synchronous rectified buck topology. The ISL6420B integrates control, output adjustment, monitoring and protection functions into a single package. Additionally, the IC features an external reference voltage tracking mode for externally referenced buck converter applications and DDR termination supplies, as well as a voltage margin

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ISL6420BIRZ-T7A - Renesas Electronics - PCB symbol
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ISL6420BIRZ-T7A - Renesas Electronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 20 Ld 4x4 QFN_1
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ISL6420BIRZ-T7A - Renesas Electronics - 3D model - Quad Flat No-Lead - 20 Ld 4x4 QFN_1
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ISL6420BIRZ-T7A Details

  • Manufacturer Part Number:

    ISL6420BIRZ-T7A

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFN

  • Package Description:

    QFN-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    L20.4X4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    28 V

  • Input Voltage-Min:

    5.6 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PQCC-N20

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.05 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1400 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

ISL6420BIRZ-T7A Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout in the application note AN1995, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
  • The selection of input and output capacitors depends on the specific application requirements, such as input voltage, output voltage, and output current. Renesas provides guidelines for capacitor selection in the datasheet and application notes, including the recommended capacitor values and types.
  • The ISL6420BIRZ-T7A has an operating temperature range of -40°C to +85°C, but it can be extended to -55°C to +125°C with proper derating and thermal management.
  • The ISL6420BIRZ-T7A has a built-in overcurrent protection feature that can be enabled by connecting a resistor between the OCSET pin and the output voltage. The value of the resistor determines the overcurrent threshold, and the datasheet provides guidelines for selecting the correct resistor value.
  • Yes, the ISL6420BIRZ-T7A is qualified for automotive and high-reliability applications, and it meets the requirements of AEC-Q100 and other industry standards. However, it's essential to follow the recommended design and manufacturing guidelines to ensure the device meets the specific application requirements.

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ISL6420BIRZ-T7A Overview

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