Datasheet Summary
250mA Universal Nine Channel LED Driver
Features
- Multimode Charge Pump Provides Up to 91% Efficiency
- Slew Limited Switching Reduces Conducted and Radiated Noise (EMI)
- Up to 250mA Total Output Current
- Nine 28mA Universal Current Sources with 64-Step
Linear Brightness Control
- Independent On/Off, Brightness Level, Blinking and
Gradation Control for Each Current Source Using 2-Wire I2CTM Interface
- Internal Current Reference
- Configurable ENU Pin for Asynchronous LED On/Off Control
- Low Noise Charge Pump Operates in 1x, 1.5x or 2x Mode for Optimal Efficiency-
- Automatic or Forced Mode Switching
- Internal Soft-Start Limits Inrush Current
- Short-Circuit/Thermal Protection
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