AP1684
Description
The AP1684 is a high performance AC/DC power factor corrected LED driver controller which is driving high voltage bipolar transistor. The device uses Pulse Frequency Modulation (PFM) technology to regulate output current while achieving high power factor and low THD.
Key Features
- Low Start-up Current High PF and Low THD (PF > 0.9, THD < 30%) High Efficiency up to 92% BCM Mode Output Current Accuracy on IC Level: ±2% Tight LED Open Voltage Valley-mode Switching to Minimize the Transition Loss BJT Transistor Driver Dynamic Base Driver Control Open-load and Reload Detection Internal Protections:
- Under Voltage Lock Out (UVLO)
- Leading-edge Blanking (LEB)
- Output Short Protection
- Output Open Protection
- Over Temperature Protection Low System Cost SO-8 Package Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) Halogen and Antimony Free. “Green” Device (Note 3)
