TPS61099 Description
The TPS61099x device is a synchronous boost converter with 1-µA ultra-low quiescent current. The device is designed for products powered by an alkaline battery, NiMH rechargeable battery, Li-Mn battery, or rechargeable Li-Ion battery where high efficiency under light-load condition is critical to achieve long battery life operation. The TPS61099x boost converter uses a hysteretic control topology to obtain maximal...
TPS61099 Key Features
- 600-nA ultra-low IQ into VOUT pin
- 400-nA ultra-low IQ into VIN pin
- Operating input voltage from 0.7 V to 5.5 V
- Adjustable output voltage from 1.8 V to 5.5 V
- Fixed output voltage versions available
- Minimum 0.8-A switch peak current limit
- Regulated output voltage in down mode
- True disconnection during shutdown
- Up to 75% efficiency at 10-µA load with fixed
- Up to 93% efficiency from 10-mA to 300-mA load