Description
The AME5287 is a Synchronous Rectified Step-Down Converter with internal power MOSFETs..
Features
- l 3A Output Current l Stable with Low ESR Output Ceramic
Capacitors l Pre-Regulator for Linear Regulators l Up to 95% Efficiency l Less than 1µA Shutdown Current l Wide Switching Frequency Range from
300KHz~2MHz l Thermal Protection l Cycle-by-Cycle Over Current Protection l Output Adjustable from 0.8V to VIN l Short Circuit Protection l Green Products Meet RoHS Standards
VIN 3V~5V
CIN 10µF
C2 Optional
L 1.5µH
IN SW
EN
OFF ON
AME5287
R1 6KΩ
C1 680pF
R3 8.2KΩ
COMP
FB
GND
FREQ
RFREQ 18K.