GENERAL DESCRIPTION
The LED current accuracy is ±5%. The AX9380 includes a special circuit, is able to reduce AC input current distortion that allows universal operation with an extremely high PF. The AX9380 is ideally suited for buck LED drivers. The IC operates in a constant off-time mode. The AX9380 also provides system output short circuit protection. FEATURES
Universal Rectified 90VAC to 264VAC Input Voltage Range Built-in Active Power Factor Correction Technique Constant Current Control LED Driver High Efficiency Application Built-in Output Short Circuit Protection Constant Off-Time No External Loop Compensation Components Required Very Tight Line and Load Regulation Available in the 8-Pin Pb-Free SOP Package BLOCK DIAGRAM 1/10 Axelite Confidential Materials, do not copy or distribute without written consent. Rev.1.0 Jan.17, 2012 AX9380 (Preliminary) PIN ASSIGNMENT The package of AX9380 is SOP-8L; the pin assignment is given by: Name DESCRIPTION
IN Input pin of the internal NMOSFET.
AXElite
