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TL494D - Pulse-Width-Modulation Controller

Download the TL494D datasheet PDF. This datasheet also covers the TL494 variant, as both devices belong to the same pulse-width-modulation controller family and are provided as variant models within a single manufacturer datasheet.

General Description

the power supply control circuitry to his application.

Key Features

  • Complete PWM Power Control Circuitry.
  • Uncommitted Outputs for 200 mA Sink or Source Current.
  • Output Control Selects Single-Ended or Push-Pull Operation.
  • Internal Circuitry Prohibits Double Pulse at Either Output.
  • Variable Dead-Time Provides Control over Total Range.
  • Internal Regulator Provides a Stable 5-V Reference Supply,5%.
  • Circuit Architecture Allows Easy Synchronization.
  • Moisture Sensitivity Level 3 SOP16/DIP16 (TOP VIEW) NONINV Error INPUT 1 1.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (TL494_HTC.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number TL494D
Manufacturer HTC KOREA
File Size 221.28 KB
Description Pulse-Width-Modulation Controller
Datasheet download datasheet TL494D Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Pulse-Width-Modulation Control Circuits TL494 FEATURES ● Complete PWM Power Control Circuitry ● Uncommitted Outputs for 200 mA Sink or Source Current ● Output Control Selects Single-Ended or Push-Pull Operation ● Internal Circuitry Prohibits Double Pulse at Either Output ● Variable Dead-Time Provides Control over Total Range ● Internal Regulator Provides a Stable 5-V Reference Supply,5% ● Circuit Architecture Allows Easy Synchronization ● Moisture Sensitivity Level 3 SOP16/DIP16 (TOP VIEW) NONINV Error INPUT 1 16 AMP 1 INV INPUT 2 15 FEEDBACK 3 14 DEAD-TIME 4 13 CT 5 12 RT 6 11 GND 7 10 C1 8 9 NONINV INPUT INV INPUT Error AMP 2 REF OUT OUTPUT Vcc C2 E2 E1 DESCRIPTION The TL494 incorporate on a single monolithic chip all the functions required in the const