SP7648 Description
The SP7648 is an ultra-low quiescent current, high efficiency step-up DC-DC converter ideal for single cell Li-Ion or dual cell alkaline battery applications to drive various LEDs. The SP7648 bines low quiescent current and excellent light-load efficiency of PFM control.
SP7648 Key Features
- True Shutdown
- 700mA Output Current at 3.3V Input; 4.2V output
- 92% Efficiency from 2.7V IN to 3.3VOUT
- Wide Input Voltage Range: 2.7V to 4.5V
- 5V Fixed or Adjustable Output
- 0.3 1Switch
- Integrated Synchronous Rectifier:0.3 1
- Anti-Ringing Switch Technology
- Programmable Inductor Peak Current
- Logic Shutdown Control