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ISL22102IR20Z-TK - Renesas Electronics

Description: The ISL22102 integrates two digitally controlled potentiometers (DCP) with buffered wiper outputs and an internal bias voltage generator (VB) on a monolithic CMOS integrated circuit. The wiper position is adjusted by the user through simple Up and Down push buttons, ideal for stereo volume control in audio applications. Each potentiometer is implemented using 31 polysilicon resistors in a logarithmic array. Between each of the resistors are tap points connected to the wiper terminal through switches. When p

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ISL22102IR20Z-TK - Renesas Electronics - PCB symbol
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PCB Footprints
ISL22102IR20Z-TK - Renesas Electronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - L20.4x4C-ren1
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ISL22102IR20Z-TK - Renesas Electronics - 3D model - Quad Flat No-Lead - L20.4x4C-ren1
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ISL22102IR20Z-TK Details

  • Manufacturer Part Number:

    ISL22102IR20Z-TK

  • 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:

    L20.4X4C

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Control Interface:

    INCREMENT/DECREMENT

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    S-PQCC-N20

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    2

  • Number of Positions:

    32

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC20,.16SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Resistance Law:

    LOGARITHMIC

  • Resistance Tolerance-Max:

    20%

  • Seated Height-Max:

    1 mm

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Coefficient-Nom:

    340 ppm/°C

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Total Resistance-Nom:

    18500 Ω

  • Width:

    4 mm

ISL22102IR20Z-TK Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note AN1995, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
  • The ISL22102IR20Z-TK has a thermal pad that must be connected to a thermal plane on the PCB to dissipate heat. A thermal interface material (TIM) can be used to improve heat transfer. Additionally, ensure good airflow and avoid blocking the airflow around the device.
  • Renesas recommends using a 10uF to 22uF X5R or X7R ceramic capacitor with a voltage rating of 25V or higher as the input capacitor. The capacitor should be placed as close to the VIN pin as possible to minimize noise and ensure stable operation.
  • The output voltage of the ISL22102IR20Z-TK can be adjusted by connecting a resistor divider network between the VOUT pin and the GND pin. The resistor values can be calculated using the formula provided in the datasheet, and the output voltage can be set to any value between 0.8V and 5.5V.
  • The ISL22102IR20Z-TK can deliver up to 2A of output current, but the maximum current capability depends on the input voltage, output voltage, and ambient temperature. Refer to the datasheet for the current limit vs. input voltage and temperature graphs.

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ISL22102IR20Z-TK Overview

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