The LT1765 is a 1.25MHz monolithic buck switching regulator suitable for applications such as DSL modems, portable computers, regulated wall adapters, battery-powered systems, and distributed power. It features high efficiency, wide operating voltage range, low shutdown current, and synchronization.
The LT1765 is a monolithic 3A, 1.25MHz buck switching regulator designed for high efficiency in portable computers, DSL modems, and battery-powered systems. It features a high efficiency 3A, 0.092 switch and includes all control circuitry required to construct a high frequency, current mode switching regulator.
| Maximum Switch Current | 3A |
|---|---|
| Switch On Voltage Drop | 270mV |
| Operating Voltage Range | 3V to 25V |
| Feedback Reference Voltage | 1.2V |
| Shutdown Current | 15pA |
| Switching Frequency | 1.25MHz |
The maximum switch current limit is 3A.
The shutdown supply current is 15pA.