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TS19310B - Single-Stage PFC TRIAC Dimmable LED Driver

Download the TS19310B datasheet PDF. This datasheet also covers the TS19310A variant, as both devices belong to the same single-stage pfc triac dimmable led driver family and are provided as variant models within a single manufacturer datasheet.

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.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (TS19310A-TaiwanSemiconductor.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription for TS19310B (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for TS19310B. For precise diagrams, and layout, please refer to the original PDF.

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 ...

View more extracted text
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.

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