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TL494CPWR - Texas Instruments

Description: PWM Control Circuit

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TL494CPWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0016A TSSOP - 1.2 mm max height
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TL494CPWR - Texas Instruments  - 3D model - Small Outline Packages - PW0016A TSSOP - 1.2 mm max height
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TL494CPWR Details

  • Manufacturer Part Number:

    TL494CPWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • 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-Max:

    5.25 V

  • Output Voltage-Min:

    4.75 V

  • 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 (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

TL494CPWR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the TL494CPWR is 300 kHz. However, the recommended operating frequency range is 10 kHz to 100 kHz for optimal performance.
  • To ensure stable operation, make sure to decouple the power supply pins (VCC and GND) with a 10uF capacitor, and use a 1kΩ to 10kΩ resistor in series with the output pin (OUT) to prevent oscillations.
  • The dead-time control (DT) pin is used to adjust the dead-time between the high-side and low-side switches in a half-bridge configuration. This helps to prevent shoot-through currents and reduce EMI.
  • Yes, the TL494CPWR can be used in a push-pull converter configuration. However, it's essential to ensure that the transformer is properly designed and the output voltage is within the recommended range.
  • The output voltage of the TL494CPWR can be adjusted by varying the voltage on the feedback (FB) pin. A voltage divider network can be used to set the desired output voltage.

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TL494CPWR 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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Part Image TL494CPWE4 Rochester Electronics LLC

Switching Controller, Voltage-mode, 0.25A, 300kHz Switching Freq-Max, PDSO16

Part Image TL494CPWLE Rochester Electronics LLC

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Part Image TL494CPWG4 Texas Instruments

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Part Image TL494CPWE4 Texas Instruments

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Part Image TL494CPWRG4 Texas Instruments

Switching Controller, Voltage-mode, 0.25A, 300kHz Switching Freq-Max, BIPolar, PDSO16

For a full list of alternate parts for TL494CPWR, check out Findchips.com