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ISL22346WFV20Z - Renesas Electronics

Description: The ISL22346 integrates four digitally controlled potentiometers (DCP) and non-volatile memory on a monolithic CMOS integrated circuit. The digitally controlled potentiometers are implemented with a combination of resistor elements and CMOS switches. The position of the wipers are controlled by the user through the I2C bus interface. Each potentiometer has an associated volatile Wiper Register (WR) and a non-volatile Initial Value Register (IVR) that can be directly written to and read by the user. The cont

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ISL22346WFV20Z - Renesas Electronics - PCB symbol
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ISL22346WFV20Z - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - 20 Ld TSSOP
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ISL22346WFV20Z - Renesas Electronics - 3D model - Small Outline Packages - 20 Ld TSSOP
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ISL22346WFV20Z Details

  • Manufacturer Part Number:

    ISL22346WFV20Z

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    TSSOP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    M20.173

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Date Of Intro:

    2017-10-05

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    6.3

  • Control Interface:

    2-WIRE SERIAL

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    4

  • Number of Positions:

    128

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Resistance Law:

    LINEAR

  • Resistance Tolerance-Max:

    20%

  • Resistor Terminal Voltage-Max:

    5.5 V

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Coefficient-Nom:

    50 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Total Resistance-Nom:

    10000 Ω

  • Width:

    4.4 mm

ISL22346WFV20Z Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note AN1965, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
  • The ISL22346WFV20Z has a thermal pad that must be connected to a thermal plane on the PCB to dissipate heat. Renesas recommends using a thermal interface material (TIM) and a heat sink if necessary, and provides thermal management guidelines in their application note AN1965.
  • 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 as possible to the VIN pin to minimize noise and ensure stable operation.
  • The ISL22346WFV20Z has a resistive divider network that sets the output voltage. Renesas provides a formula to calculate the required resistor values for different output voltages in their datasheet. The resistors should be 1% tolerance or better to ensure accurate output voltage regulation.
  • The ISL22346WFV20Z has a maximum output current capability of 3A. However, the actual output current capability may be limited by the thermal performance of the device and the PCB, as well as the input voltage and output voltage settings.

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ISL22346WFV20Z Overview

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