PT6989 Datasheet - PTC

PT6989 Buck LED Driver

The PT6989 is a high precision buck LED Driver IC intended for PWM dimming products. The IC has a wide range input range which is 85V~265V and the default dimming state is three Level. The PT6989integrateshigh precision current detection and constant current circuit which can realize high precision .

PT6989 Features

* of PT6989 greatly enhance the system reliability and safety. The PT6989 provides CS resistance short-circuit protection, short LED protection, open LED protection, VIN under voltage protection, temperature intelligent control, etc. BLOCK DIAGRAM PT6989 Buck LED Driver with PWM Dimming FEATURES

PT6989-PTC.pdf