Ordering number : ENA0495A
Monolithic Linear IC
LA5777MP
com
Separately-excited Step-down
Switching Regulator (5V)
Overview
The LA5777MP is a Separately-excited step-down switching regulator (5V).
Functions
• High efficiency.
• Six external parts.
• Time-base generator (160kHz) incorporated.
• Current limiter incorporated.
• Thermal shutdown circuit incorporated.
• ON/OFF function.
Specifications
Parameter Maximum Input
voltage
Absolute Maximum Ratings at Ta = 25°C
Symbol VIN max IO max VSW Pd max Topr Tstg Mounted on a substrate.
* Conditions Ratings 30 3 -1 3.
9 -30 to +125 -40 to +150 Unit V A V W °C °C
Maximum Output current SW pin application reverse
voltage Allow...