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ISL97634IRT18Z-TK - Renesas Electronics

Description: The ISL97634 represents an efficient and highly integrated PWM boost LED driver that is suitable for LED backlighting in small size LCD panels. With integrated Schottky diode, OVP, and wide range of PWM dimming capability, the ISL97634 provides a simple, reliable, and flexible solution to the backlight designers. The ISL97634 features a wide range of PWM dimming control capability. It allows dimming frequency as low as DC to 32kHz beyond audible spectrum. The ISL97634 also features a feedback disconnect swi

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ISL97634IRT18Z-TK - Renesas Electronics - PCB symbol
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PCB Footprints
ISL97634IRT18Z-TK - Renesas Electronics PCB footprint - Small Outline No-lead - Small Outline No-lead - L8.2x3A
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ISL97634IRT18Z-TK - Renesas Electronics - 3D model - Small Outline No-lead - L8.2x3A
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ISL97634IRT18Z-TK Details

  • Manufacturer Part Number:

    ISL97634IRT18Z-TK

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TDFN

  • Package Description:

    TDFN-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    L8.2X3A

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Data Input Mode:

    SERIAL

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    R-PDSO-N8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    3

  • Multiplexed Display Capability:

    NO

  • Number of Functions:

    1

  • Number of Segments:

    3

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    CONSTANT-CURRENT

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC8,.12,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max:

    1.5 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.4 V

  • Supply Voltage-Nom:

    3 V

  • Surface Mount:

    YES

  • 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:

    2 mm

  • fmax-Min:

    0.32 MHz

ISL97634IRT18Z-TK Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout in the application note AN1995, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure reliable operation.
  • The input capacitor selection depends on the input voltage, output voltage, and output current. Renesas recommends using a low-ESR capacitor with a value between 10uF to 22uF, and a voltage rating of at least 1.5 times the input voltage. The application note AN1995 provides more detailed guidance on input capacitor selection.
  • The maximum ambient temperature for the ISL97634IRT18Z-TK is 85°C, but it can be derated to 70°C for high-reliability applications. It's essential to consider the thermal design and heat sinking to ensure the device operates within the specified temperature range.
  • Yes, the ISL97634IRT18Z-TK is designed to withstand vibrations up to 10G peak acceleration, making it suitable for automotive and industrial applications. However, it's crucial to ensure the device is properly mounted and secured to the PCB to prevent mechanical stress.
  • Renesas provides a troubleshooting guide in the application note AN1995, which covers common issues such as output voltage deviation, oscillation, and overvoltage protection. It's essential to follow the recommended debugging steps and check the device's operating conditions, PCB layout, and component selection.

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ISL97634IRT18Z-TK Overview

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