Datasheet Summary
Features
Battery Charger n Standalone USB Charger n Up to 950mA Charge Current Programmable via
Single Resistor n HPWR Input Selects 20% or 100% of Programmed
Charge Current n NTC Input for Temperature Qualified Charging n Internal Timer Termination n Bad Battery Detection n CHRG Indicates C/10 or Timeout
Buck Regulators n 400mA Output Current n 2.25MHz Constant Frequency Operation n Zero Current in Shutdown n Low Noise Pulse Skip Operation or Power Saving
Burst Mode Operation n Low No-Load Quiescent Current: 35μA n Available in a Low Profile Thermally Enhanced
16-Lead 3mm × 3mm QFN Package
APPLICATIONS n SD/Flash-Based MP3 Players n Low Power Handheld Applications
LTC3559/LTC3559-1
Linear...