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MCP4251-503E/SL - Microchip

Description: Digital POT

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PCB Footprints
MCP4251-503E/SL - Microchip PCB footprint - Other - Other - SOIC127P600X175-14N
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MCP4251-503E/SL Details

  • Manufacturer Part Number:

    MCP4251-503E/SL

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    3.90 MM, PLASTIC, SOIC-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    SOIC-14

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Bandwidth-Nom:

    0.2 kHz

  • Control Interface:

    INCREMENT/DECREMENT

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    8.65 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Positions:

    257

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Resistance Law:

    LINEAR

  • Resistance Tolerance-Max:

    20%

  • Resistor Terminal Voltage-Max:

    5 V

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    1 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Coefficient-Nom:

    150 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    40

  • Total Resistance-Nom:

    50000 Ω

  • Width:

    3.9 mm

MCP4251-503E/SL Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD before applying a clock signal to the device. This ensures that the internal circuitry is properly initialized.
  • To retain the wiper position during power-down, the CS pin should be held high and the SCK pin should be held low. This ensures that the device is in a static state and the wiper position is maintained.
  • The maximum frequency of the clock signal that can be applied to the SCK pin is 1 MHz. Exceeding this frequency may result in incorrect operation or device damage.
  • The resolution of the digital potentiometer is determined by the number of bits used to represent the wiper position. In the case of the MCP4251, it is a 7-bit device, which means it has a resolution of 128 steps.
  • The WP pin is a write-protect pin that allows the user to prevent accidental changes to the wiper position. When the WP pin is tied high, the wiper position can be changed. When it is tied low, the wiper position is locked and cannot be changed.

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MCP4251-503E/SL Overview

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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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