MAX8934A Overview
Key Specifications
Max Operating Temp: 85 °C
Min Operating Temp: -25 °C
Description
The MAX8934_ dual-input Li+/Li-Poly linear battery chargers with Smart Power SelectorK safely charge a single Li+/Li-Poly cell in accordance with JEITA recommendations. The MAX8934_ monitors the battery temperature (TBATT) while charging, and automatically adjusts the fast-charge current and charge termination voltage as the battery temperature varies.
Key Features
- a Smart Power Selector to make the best use of limited USB or adapter power
- Input current limit and battery charge current limit are independently set
- Input power not used by the system charges the battery
- Automatic input selection switches the system load from battery to external power
- The MAX8934A provides a SYS output voltage of 5.3V, while the MAX8934B–MAX8934E provides a SYS output voltage of 4.35V
