Datasheet Summary
LTC3221/ LTC3221-3.3/LTC3221-5 Micropower, Regulated Charge Pump in 2 × 2 DFN Features
Ultralow Power: 8µA Quiescent Current
- Regulated Output Voltages: 3.3V ±4%, 5V ±4%, ADJ
- V IN Range: 1.8V to 4.4V (LTC3221-3.3) .. 2.7V to 5.5V (LTC3221-5)
- Output Current: Up to 60mA
- No Inductors Needed
- Very Low Shutdown Current: <1µA
- Shutdown Disconnects Load from V IN
- Burst Mode Control
- Short-Circuit Protected
- Solution Profile < 1mm
- Tiny 2mm × 2mm 6-Pin DFN Package
- DESCRIPTIO
The LTC®3221 family are micropower charge pump DC/DC converters that produce a regulated output at up to 60mA. The input voltage range is 1.8V to 5.5V. Extremely low operating current (8µA...