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TL494ID - Texas Instruments

Description: TL494ID, PWM Controller 300kHz 7 to 40V 16-Pin SOIC

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TL494ID - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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TL494ID - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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TL494ID Details

  • Manufacturer Part Number:

    TL494ID

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • 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:

    9.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °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:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 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:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

TL494ID Frequently Asked Questions (FAQs)

  • The maximum voltage rating for the TL494ID is 40V, but it's recommended to operate it within 30V to ensure reliable operation.
  • To ensure stability, make sure to decouple the power supply pins (VCC and GND) with a 10uF capacitor, and use a 1kΩ resistor in series with the output pin (OUT) to prevent oscillations.
  • The minimum input voltage required for the TL494ID is 7V, but it's recommended to operate it with a minimum of 10V for reliable operation.
  • Yes, the TL494ID can be used as a high-frequency switch-mode power supply, but it's limited to frequencies up to 100kHz. For higher frequencies, consider using a more specialized IC like the TL594 or UCC37322.
  • The output voltage of the TL494ID can be adjusted by varying the ratio of the resistors R1 and R2 connected to the feedback pin (FB). A higher ratio will result in a higher output voltage, and vice versa.

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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 TL494CDX Fairchild Semiconductor Corporation

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Part Image NCV494BDR2 onsemi

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Part Image TL494BDR2 onsemi

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Part Image TL494BD Rochester Electronics LLC

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Part Image TL494CDRG3 Texas Instruments

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