LTC4099
Description
The LTC®4099 is an I2C controlled high efficiency USB PowerPath™ controller and full-featured Li-Ion/Polymer battery charger. It seamlessly manages power distribution from multiple sources including USB, a wall adapter and a Li-Ion/Polymer battery.
Key Features
- Switching Regulator with Bat-Track™ Adaptive Output Control Makes Optimal Use of Limited Input Power
- I2C Port for Optimal System Performance and Status Information
- Input Overvoltage Protection
- Bat-Track Control of External Step-Down Switching Regulator Maximizes Efficiency from Automotive and Other High Voltage Sources
- Instant-On Operation with Low Battery
- Optional Overtemperature Battery Conditioner Improves High Temperature Battery Safety Margin
- Ideal Diode Seamlessly Connects Battery When Input Power is Limited or Unavailable
- Full-Featured Li-Ion/Polymer Battery Charger
- 1.5A Maximum Charge Current with Thermal Limiting
- Slew Control Reduces Switching EMI
