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TS19310A - Single-Stage PFC TRIAC Dimmable LED Driver

General Description

TS19310 is a buck/boost control IC with phase angle decoding circuit and hold current adjusting function for TRIAC dimming LED lighting.

TS19310 achieves high power factor and low total harmonic distortion (THD) operation by boundary conduction mode (BCM).

Key Features

  • Built-in Phase Angle Decoding.
  • TRIAC Hold Current Management Technique.
  • PSR and Buck/Boost Control.
  • Universal Input Voltage Range TS19310ACX6: 90 VAC ~ 135 VAC TS19310BCX6: 180 VAC ~ 264 VAC.
  • Active Power Factor Correction Technique.
  • Constant Output Current Control LED Driver.
  • Open-LED Protection on DMG Pin.
  • Over-Voltage Protection on VCC Pin.
  • Short-LED Protection.
  • Cycle by Cycle Over-Current Protection on CS Pin.
  • Over-Temperature Protectio.

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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.

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TS19310A/B Single-Stage PFC TRIAC Dimmable LED Driver SOT-26 Pin Definition: 1. COM 2. GND 3. CS 4. OUT 5. VCC 6. DMG Description TS19310 is a buck/boost control IC with phase angle decoding circuit and hold current adjusting function for TRIAC dimming LED lighting. TS19310 achieves high power factor and low total harmonic distortion (THD) operation by boundary conduction mode (BCM). The line and load regulation of LED current is about ±3%, based on particular control method.