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MCP4651-503E/ST - Microchip

Description: Digital Potentiometer 256 Step 50kOhm

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MCP4651-503E/ST - Microchip - PCB symbol
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PCB Footprints
MCP4651-503E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4651-503E/ST - Microchip - 3D model - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4651-503E/ST Details

  • Manufacturer Part Number:

    MCP4651-503E/ST

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    PLASTIC, TSSOP-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    TSSOP-14

  • Country Of Origin:

    Philippines, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    9

  • Additional Feature:

    THE RESISTOR ARRAY VALUES ARE 5000 OHM,10000 OHM, 50000 OHM

  • Bandwidth-Nom:

    2 kHz

  • Control Interface:

    2-WIRE SERIAL

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    5 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:

    TSSOP

  • Package Equivalence Code:

    TSSOP14,.25

  • Package Shape:

    RECTANGULAR

  • 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

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    0.6 mA

  • Supply Voltage-Nom:

    3 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:

    0.65 mm

  • Terminal Position:

    DUAL

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

    40

  • Total Resistance-Nom:

    100000 Ω

  • Width:

    4.4 mm

MCP4651-503E/ST Frequently Asked Questions (FAQs)

  • Microchip recommends following a star-grounding scheme, using a solid ground plane, and keeping analog and digital signals separate to minimize noise. Additionally, use short and direct traces for the VREF and VOUT pins to reduce noise and ensure stability.
  • Ensure good thermal design and heat dissipation by providing adequate airflow, using a heat sink if necessary, and keeping the device away from heat sources. Monitor the device's junction temperature (TJ) to ensure it stays within the specified range of -40°C to +125°C.
  • If VREF is not used, the internal reference voltage will be used, which may affect accuracy. To configure VREF for optimal performance, connect a 0.1 μF capacitor between VREF and GND, and ensure the input voltage is within the specified range (1.2 V to 5.5 V).
  • The POR and BOR features are enabled by default. To handle them, ensure a proper power-up sequence, use a capacitor on the VCC pin to filter out noise, and implement a reset circuit to handle the POR and BOR signals.
  • Follow good EMC design practices, such as using a shielded enclosure, minimizing loop areas, and using filters and chokes to reduce EMI. Ensure the PCB layout is designed to minimize radiation and susceptibility to external interference.

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MCP4651-503E/ST 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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MCP4651-503E/ST Alternates

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Part Image MCP4651T-503E/ST Microchip Technology Inc

Digital Potentiometer, 1 Func, 100000ohm, 2-wire Serial Control Interface, 257 Positions, CMOS, PDSO14