LTC3409 Description
The LTC®3409 is a high efficiency, monolithic synchronous buck regulator using a constant frequency, current mode architecture. The output voltage is adjusted via an external resistor divider. Fixed switching frequencies of 1.7MHz and 2.6MHz are supported.
LTC3409 Key Features
- 1.6V to 5.5V Input Voltage Range
- Internal Soft-Start
- Selectable 1.7MHz or 2.6MHz Constant Frequency
- Internal Oscillator can be Synchronizable to an
- High Efficiency: Up to 95%
- Very Low Quiescent Current: Only 65μA During
- 600mA Output Current (VIN = 1.8V, VOUT = 1.2V)
- 750mA Peak Inductor Current
- No Schottky Diode Required
- Low Dropout Operation: 100% Duty Cycle