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MCP4641-502E/ST - Microchip

Description: Digital Potentiometer 128 Step 5kOhm

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MCP4641-502E/ST - Microchip - PCB symbol
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MCP4641-502E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4641-502E/ST - Microchip - 3D model - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4641-502E/ST Details

  • Manufacturer Part Number:

    MCP4641-502E/ST

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    4.40 MM, 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:

    8

  • Additional Feature:

    NON-VOLATILE MEMORY

  • Bandwidth-Nom:

    2 kHz

  • Control Interface:

    INCREMENT/DECREMENT

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    2

  • Number of Positions:

    129

  • 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:

    2.7 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:

    5000 Ω

  • Width:

    4.4 mm

MCP4641-502E/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 stable operation.
  • To ensure accurate voltage output, use a high-precision voltage reference (e.g., MCP1541) and follow the recommended layout and routing guidelines. Additionally, calibrate the device using the internal calibration feature or an external calibration circuit to compensate for any voltage reference errors.
  • The MCP4641-502E/ST can drive up to 10nF of capacitive load. Exceeding this limit can cause output instability and oscillations. To ensure stability, use a load capacitor with a low equivalent series resistance (ESR) and follow the recommended layout and routing guidelines.
  • Implement overcurrent protection using an external current sense resistor and a comparator or a dedicated overcurrent protection IC. Set the current limit threshold based on the maximum allowed output current and ensure that the protection circuitry can respond quickly enough to prevent damage.
  • Power up the device in the following sequence: VDD, VREF, and then VIN. Power down in the reverse sequence. Ensure that the voltage supplies are stable and within the recommended operating range before applying power to the device.

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MCP4641-502E/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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MCP4641-502E/ST Alternates

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Part Image MCP4641T-502E/ST Microchip Technology Inc

Digital Potentiometer, 2 Func, 5000ohm, Increment/decrement Control Interface, 129 Positions, CMOS, PDSO14