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TL494CPWG4 - Texas Instruments

Description: Voltage Mode PWM Controller 40V 200mA 16-Pin TSSOP Tube

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TL494CPWG4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0016A
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TL494CPWG4 - Texas Instruments  - 3D model - Small Outline Packages - PW0016A
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TL494CPWG4 Details

  • Manufacturer Part Number:

    TL494CPWG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Package Description:

    TSSOP-16

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    7 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    0.25 A

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max (Isup):

    15 mA

  • Supply Voltage-Max (Vsup):

    40 V

  • Supply Voltage-Min (Vsup):

    7 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    300 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

TL494CPWG4 Frequently Asked Questions (FAQs)

  • The maximum switching frequency of the TL494CPWG4 is typically around 100 kHz, but it can be as high as 200 kHz with proper design and layout considerations.
  • To ensure stable operation, make sure to follow the recommended layout guidelines, use a stable voltage supply, and decouple the power pins with capacitors. Additionally, ensure that the feedback loop is properly compensated and the output voltage is within the recommended range.
  • While the TL494CPWG4 can handle moderate power levels, it is not suitable for high-power applications. The device is rated for a maximum output current of 2A, and excessive power dissipation can lead to thermal issues. For high-power applications, consider using a more robust controller or a dedicated power management IC.
  • The TL494CPWG4 is an analog PWM controller, and the output voltage is set using an external voltage divider network. The ratio of the resistors in the divider network determines the output voltage. Consult the datasheet for specific examples and calculations.
  • Yes, the TL494CPWG4 is compatible with lead-free soldering processes. Texas Instruments ensures that their devices meet the requirements for lead-free soldering, and the TL494CPWG4 is no exception.

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TL494CPWG4 Overview

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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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