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TL494CDRE4 - Texas Instruments

Description: Voltage Mode PWM Controller 40V 200mA 16-Pin SOIC T/R

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TL494CDRE4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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TL494CDRE4 - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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TL494CDRE4 Details

  • Manufacturer Part Number:

    TL494CDRE4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    GREEN, PLASTIC, MS-012AC, SOIC-16

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia, Mexico

  • 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:

    9.9 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:

    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:

    COMMERCIAL

  • 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):

    NOT SPECIFIED

  • Width:

    3.9 mm

TL494CDRE4 Frequently Asked Questions (FAQs)

  • The maximum switching frequency of TL494CDRE4 is 100 kHz, but it can be operated up to 200 kHz with some limitations on the output power and voltage.
  • The output voltage of the TL494CDRE4 can be calculated using the formula: Vout = (R2 / R1) * (Vref - 2.5) + 2.5, where R1 and R2 are the resistors in the voltage divider network, and Vref is the reference voltage (typically 5V).
  • The dead-time control (DTC) pin on the TL494CDRE4 allows the user to adjust the dead time between the turn-off of one switch and the turn-on of the other switch in a push-pull converter. This helps to prevent shoot-through currents and reduce EMI.
  • Yes, the TL494CDRE4 can be used as a buck converter, but it requires an external transistor and diode to implement the buck converter topology. The TL494CDRE4 provides the necessary control signals for the transistor and diode.
  • The voltage drops in the TL494CDRE4 output stage can be compensated for by adding a voltage sense resistor (Rs) and a compensation capacitor (Cc) between the output voltage sense pin (VSENSE) and the output voltage. The values of Rs and Cc depend on the specific application and output voltage.

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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 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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For a full list of alternate parts for TL494CDRE4, check out Findchips.com