KB3511 Overview
The KB3511 is a high efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture. The device is available in an adjustable version and fixed output voltages of 1.8V and 3.3V. Supply current during operation is only 25µA and drops to ) 1µA in shutdown.
KB3511 Key Features
- 800mA Output Current
- 2.5V to 6.5V Input Voltage Range
- 2.2MHz Constant Frequency Operation
- No Schottky Diode Required
- Low Dropout Operation: 100% Duty Cycle
- 0.6V Reference Allows Low Output Voltages
- Shutdown Mode Draws ) 1µA Supply Current
- Current Mode Operation for Excellent Line and Load Transient Response
- Overtemperature Protected
- DFN33-10 Package