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ISL8500IRZ-T - Renesas Electronics

Description: The ISL8500 is a high-performance, simple output controller that provides a single, high frequency power solution for a variety of point-of-load applications. The ISL8500 integrates a 2A standard buck PWM controller and switching MOSFET. The PWM controller in the ISL8500 drives an internal switching N-Channel power MOSFET and requires an external Schottky diode to generate an output voltage from 0.6V to 19V. The integrated power switch is optimized for excellent thermal performance up to 2A of output curren

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ISL8500IRZ-T - Renesas Electronics PCB footprint - Small Outline No-lead - Small Outline No-lead - 12 Ld DFN_1
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ISL8500IRZ-T - Renesas Electronics  - 3D model - Small Outline No-lead - 12 Ld DFN_1
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ISL8500IRZ-T Details

  • Manufacturer Part Number:

    ISL8500IRZ-T

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DFN

  • Package Description:

    DFN-12

  • Pin Count:

    12

  • Manufacturer Package Code:

    L12.4X3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Date Of Intro:

    2017-10-23

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Additional Feature:

    ADJUSTABLE OUTPUT VOLTAGE FROM 0.6 TO 19 V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    25 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-N12

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    2 A

  • Output Voltage-Max:

    19 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1 mm

  • Supply Current-Max (Isup):

    2.5 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    550 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

ISL8500IRZ-T Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout in the ISL8500IRZ-T evaluation board user manual, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure optimal heat dissipation.
  • To ensure reliable start-up and shutdown, it is recommended to follow the power-up and power-down sequencing guidelines provided in the datasheet, and to use a soft-start circuit to limit the inrush current during power-up.
  • Renesas recommends using low-ESR capacitors with a minimum capacitance of 10uF for the input and output, and a maximum capacitance of 100uF for the output. The capacitor selection should be based on the specific application requirements and operating conditions.
  • To troubleshoot OCP issues, check the input voltage, output current, and sense resistor values to ensure they are within the recommended specifications. Also, verify that the OCP threshold is set correctly and that the device is not operating in a fault condition.
  • Renesas recommends using an external thermistor or thermal sensor to monitor the device temperature, and to implement a thermal shutdown circuit that can detect overtemperature conditions and shut down the device to prevent damage.

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