Description
LT1777 Low Noise Step-Down Switching Regulator .
Features
* s s s s s s s s s
DESCRIPTIO
Programmable dI/dt Limit Internally Limited dV/dt High Input Voltage: 48V Max 700mA Peak Switch Rating True Current Mode Control 100kHz Fixed Operating Frequency Synchronizable to 250kHz Low Supply Current in Shutdown: 30µA Low Thermal Resistance 16-Pin SO Package
The
Applications
* It contains a dI/dt limiting circuit programmed via a small external inductor in the switching path. Internal circuitry also generates controlled dV/dt ramp rates. The monolithic die includes all oscillator, control and protection circuitry. The part can accept operating input voltages as high as 4