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AD5248BRMZ50 - Analog Devices

Description: Digital Potentiometer 256POS 50KOhm Dual AD5248BRMZ50, Digital Potentiometer 50kΩ 256-Position 2-channel Serial-2 Wire, Serial-I2C 10-Pin MSOP

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AD5248BRMZ50 - Analog Devices - PCB symbol
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AD5248BRMZ50 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RM-10
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AD5248BRMZ50 - Analog Devices - 3D model - Small Outline Packages - RM-10
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AD5248BRMZ50 Details

  • Manufacturer Part Number:

    AD5248BRMZ50

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    3 X 4.90 MM, ROHS COMPLIANT, MO-187BA, MSOP-10

  • Pin Count:

    10

  • Manufacturer Package Code:

    RM-10

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    IT ALSO OPERATES AT 5 V SUPPLY

  • Bandwidth-Nom:

    0.1 kHz

  • Control Interface:

    2-WIRE SERIAL

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    S-PDSO-G10

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    2

  • Number of Positions:

    256

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP10,.19,20

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Resistance Law:

    LINEAR

  • Resistance Tolerance-Max:

    20%

  • Resistor Terminal Voltage-Max:

    5.5 V

  • Seated Height-Max:

    1.1 mm

  • Supply Voltage-Nom:

    3 V

  • Surface Mount:

    YES

  • Temperature Coefficient-Nom:

    35 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Total Resistance-Nom:

    50000 Ω

  • Width:

    3 mm

AD5248BRMZ50 Frequently Asked Questions (FAQs)

  • A good layout and routing practice for the AD5248BRMZ50 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog layer, a dedicated digital layer, and two power planes.
  • To ensure accuracy and linearity over the entire operating temperature range, it's essential to follow proper calibration and trimming procedures. Additionally, the device should be operated within the recommended supply voltage range, and the input voltage should be within the specified range. It's also recommended to use a high-quality voltage reference and to minimize thermal gradients on the PCB.
  • The recommended method for programming the AD5248BRMZ50 is through the use of a serial interface, such as SPI or I2C. It's essential to follow the protocol specified in the datasheet and to ensure that the clock frequency is within the recommended range. Potential pitfalls to avoid include incorrect clock polarity, incorrect data formatting, and insufficient power supply decoupling.
  • To troubleshoot issues with the AD5248BRMZ50, start by verifying the power supply voltage and ensuring that it's within the recommended range. Check the input voltage and ensure it's within the specified range. Use a logic analyzer or oscilloscope to verify the serial interface signals and ensure they're correct. Also, check the PCB layout and routing to ensure they're correct and not causing any noise or interference issues.
  • The AD5248BRMZ50 has a maximum junction temperature of 150°C. To ensure reliable operation, it's essential to provide adequate heat sinking and thermal management. This can be achieved through the use of a heat sink, thermal interface material, and ensuring good airflow around the device. Additionally, it's recommended to operate the device at a lower junction temperature to ensure a longer lifespan.

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AD5248BRMZ50 Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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