Description
The TPS92551 Constant Current Buck LED Driver Micro-Module drives maximum 450mA LED current up to 16 LEDs in a single string (maximum 23W).
Features
- 1.
- 2 Integrated All Power Components Including the Power Inductor.
- Wide Input Voltage Range : 4.5V - 60V.
- Constant Switching Frequency at 800kHz.
- High Contrast Ratio (Minimum Dimming
Current Pulse width < 16µs).
- Drives up to 16 LEDs in series at 60V input.
- ±3.5% Typical LED Current Accuracy.
- LED Current Adjustable from 300mA to 450mA.
- Up to 95% Efficiency.
- TPS92551 Modules can be Connected in
Parallel for Higher Curr.
TPS92551-etcTI.pdf