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UC3637NG4 - Texas Instruments

Description: Motor / Motion / Ignition Controllers & Drivers Switched Mode Controller

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UC3637NG4 - Texas Instruments - PCB symbol
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PCB Footprints
UC3637NG4 - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N(R-PDIP-T18)
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3D Models
UC3637NG4 - Texas Instruments - 3D model - Dual-In-Line Packages - N(R-PDIP-T18)
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UC3637NG4 Details

  • Manufacturer Part Number:

    UC3637NG4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    18

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    3-PHASE BRUSHLESS DC MOTOR CONTROLLER

  • JESD-30 Code:

    R-PDIP-T18

  • JESD-609 Code:

    e4

  • Length:

    22.48 mm

  • Number of Functions:

    1

  • Number of Terminals:

    18

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    0.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max (Isup):

    15 mA

  • Supply Voltage-Max (Vsup):

    20 V

  • Supply Voltage-Min (Vsup):

    2.5 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

UC3637NG4 Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a compact layout with the IC at the center, surrounded by input and output capacitors, and a separate ground plane for the high-current paths. Keep the feedback network components close to the IC and use a Kelvin connection for the sense resistors.
  • To ensure stability, use a compensation network with a pole-zero cancellation technique, and select the correct values for the compensation components based on the output voltage and current. Also, ensure that the input and output capacitors are properly sized and placed.
  • The UC3637NG4 can handle input voltages up to 40V, but it's recommended to operate within the specified range of 15V to 30V for optimal performance and reliability.
  • The output voltage of the UC3637NG4 can be programmed using an external resistor divider network connected to the VFB pin. The output voltage is determined by the ratio of the resistors and the internal reference voltage.
  • The bootstrap capacitor is used to generate the gate drive voltage for the high-side MOSFET. It's essential for proper operation and should be selected based on the input voltage and switching frequency.

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UC3637NG4 Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like UC363, or try a keyword search, such as Motion Control Electronics

About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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