CAT3224 Overview
Description
The CAT3224 is a very high-current integrated flash LED driver which also supports the charging function for a dual-cell supercapacitor applications. Ideal for Li-ion battery-powered systems, it delivers up to 4 A LED flash pulses, far beyond the peak current capability of the battery.
Key Features
- 2 Channels at 2 A Each in Flash Mode
- 2 Channels at 200 mA Each in Torch Mode
- Adjustable Charge Current Limit up to 1000 mA
- Flash/Torch Current Separate Adjustment
- Dual-mode 1x/2x Charge Pump
- Dual Cell Supercapacitor Balancing
- Flash Safety Timer and Ready Flag
- Supercapacitor Continuous Charging
- Shutdown CAP Leakage 3 mA
