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MCP4631-104E/ST - Microchip

Description: Digital Potentiometer ICs Dual 7B V I2C POT

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MCP4631-104E/ST - Microchip - PCB symbol
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MCP4631-104E/ST - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4631-104E/ST - Microchip - 3D model - Small Outline Packages - (ST)14-Lead(TSSOP)
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MCP4631-104E/ST Details

  • Manufacturer Part Number:

    MCP4631-104E/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

MCP4631-104E/ST Frequently Asked Questions (FAQs)

  • Microchip recommends following a star-grounding scheme, using a solid ground plane, and keeping analog and digital traces separate to minimize noise. Additionally, it's essential to follow the recommended PCB layout guidelines provided in the datasheet and application notes.
  • To ensure accuracy and stability, it's crucial to use a high-quality voltage reference, such as the MCP1541, and to follow proper PCB layout and routing guidelines. Additionally, consider using a low-pass filter to reduce noise and ensure a stable output voltage.
  • The maximum output current of the MCP4631-104E/ST is 5 mA. To ensure it can drive your load, calculate the required output current and consider using an external amplifier or buffer if necessary. Also, consider the output impedance and load capacitance to ensure stable operation.
  • The MCP4631-104E/ST can be programmed using a 3-wire SPI interface. Critical timing parameters include the clock frequency (up to 5 MHz), chip select setup and hold times, and data setup and hold times. Refer to the datasheet and application notes for detailed programming and timing information.
  • The MCP4631-104E/ST has a power-on reset circuit that initializes the device to a known state. The power-down sequence involves setting the SHDN pin high, waiting for the device to enter shutdown mode, and then reducing the supply voltage. Refer to the datasheet for detailed information on power-on reset and power-down sequences.

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MCP4631-104E/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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Digital Potentiometer, 1 Func, 100000ohm, 2-wire Serial Control Interface, 257 Positions, CMOS, PDSO14