OB3340 Datasheet





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OB3340 Datasheet - High CC Buck Topology LED driver

OB3340   OB3340  

Datasheet: OB3340 datasheet

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Description: OB3340 High PF, High CC Buck Topology LE D driver Product Specification GENERAL DESCRIPTION The OB3340 is a high power factor and high constant current preci sion LED driver for LED lighting applic ations. An analog multiplier for power factor correction (PFC), zero current d etector (ZCD) to ensure TM operation an d a feedback circuit to achieve constan t LED current, a current sensing compar ator with built-in leadingedge blanking ensures safe operation during short-ci rcuit at the output, and a totem pole o utput ideally suited for driving a powe r MOSFET. OB3340 provides comprehensive protection features including system V CC under voltage lockout (UVLO), Output shortopen protection, Cycle by cycl


Manufacture Part Number Description

On-Bright

OB3340

High CC Buck Topology LED driver




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