NCP5050 Description
NCP5050 4.5 W Flash White LED Boost Driver The NCP5050 is a high powered fixed frequency PWM boost converter optimized for constant current applications such as driving high−powered white LEDs. This device has been designed with high−efficiency for use in portable applications and is capable of driving up to 5 high power LEDs in series for camera flash or flashlight (torch) applications. To support the need of...
NCP5050 Key Features
- High Efficiency Up to 88% for 2 LED (VF = 3.5 V by LED) at 200 mA
- High frequency Dimming PWM Control
- Maximum Vout of 20 V
- 1.7 MHz PWM DC/DC Converter
- Shut Down Control Facility with True-Cutoff
- Open LED (Output Overvoltage) Protection
- 1.2 s Timer out Function
- Soft Start to Limit Inrush Current
- Small 3x3x0.8 mm WDFN Package
- These are Pb-Free Devices
NCP5050 Applications
- High Efficiency Up to 88% for 2 LED (VF = 3.5 V by LED) at 200 mA