DESCRIPTION

· IRS2573D is a HID Ballast Control IC integrating Buck, Full-Bridge, and Lamp Control functionalities.

FEATURES

· Combines Buck, Full-Bridge, and Lamp Control in a single IC.
· Supports Continuous/Critical-Conduction Mode Buck Control.
· Includes 600V High and Low-Side Full-Bridge Driver.
· Features 600V High-Side Buck Driver.
· Integrated Low-Side Ignition FET Gate Driver.
· Provides Constant Lamp Power Control.
· Offers Programmable Over-Current Protection and Output Voltage Limitation.
· Includes Programmable Lamp Current Limitation and Full-Bridge Frequency.
· Features Fault Latch Reset Input and Programmable Ignition Counter.
· Provides Programmable Lamp Under-Voltage and Over-Voltage Fault Counters.
· Includes Microcontroller Compatible Timing Thresholds and Internal 15.6V Zener Clamp Diode.
· Micropower Startup with Latch Immunity and ESD Protection on all pins.

APPLICATIONS

· Suitable for High-Intensity Discharge (HID) Lamp Ballasts.
· Ideal for applications requiring integrated Buck and Full-Bridge Control.
· Used in systems needing precise Lamp Power and Current Control.