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MCP1703AT-3302E/DB - Microchip

Description: LDO Voltage Regulators LOW Iq, High Vin LDO

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PCB Footprints
MCP1703AT-3302E/DB - Microchip PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - 3-Lead Plastic Small Outline Transistor (DB) [SOT-223]
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3D Models
MCP1703AT-3302E/DB - Microchip  - 3D model - SOT223 (3-Pin) - 3-Lead Plastic Small Outline Transistor (DB) [SOT-223]
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MCP1703AT-3302E/DB Details

  • Manufacturer Part Number:

    MCP1703AT-3302E/DB

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOT-223, 4 PIN

  • Pin Count:

    3

  • Manufacturer Package Code:

    SOT-223-3

  • Country Of Origin:

    Taiwan, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    13

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.725 V

  • Dropout Voltage1-Nom:

    0.525 V

  • Input Voltage Absolute-Max:

    18 V

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    4.091 V

  • JESD-30 Code:

    R-PDSO-G4

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Line Regulation-Max:

    0.1178991%

  • Load Regulation-Max:

    0.0825%

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.25 A

  • Output Voltage1-Max:

    3.399 V

  • Output Voltage1-Min:

    3.201 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HSOP

  • Package Equivalence Code:

    SOT-223

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.8 mm

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    40

  • Voltage Tolerance-Max:

    3%

  • Width:

    3.5 mm

MCP1703AT-3302E/DB Frequently Asked Questions (FAQs)

  • The maximum input voltage is 16V, but it's recommended to keep it below 15V for reliable operation.
  • Use a high-quality output capacitor with a minimum value of 1uF, and ensure the input capacitor is at least 1uF as well. Also, keep the output capacitor close to the regulator.
  • The dropout voltage is around 300mV at a 1A load, which means the input voltage can be as low as 3.3V + 0.3V = 3.6V for a 3.3V output.
  • The operating temperature range is -40°C to +125°C, but the junction temperature should not exceed 150°C. Ensure proper thermal design and heat dissipation to prevent overheating.
  • Use the formula: Pd = (Vin - Vout) x Iout, where Vin is the input voltage, Vout is the output voltage, and Iout is the output current. Ensure the calculated power dissipation is within the device's rating.

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MCP1703AT-3302E/DB 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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