Step-down DCDC, 2.5~5.5V, 1.2A, 1.5MHz,SOT23-5, ACP2855 Replace SY8088.
ACP2855
ACP2855.pdf
ACP2855.pdfFEATURES
• Input Voltage Range: 2.5V to 5.5V
• 2MHz Constant Frequency Operation
• High Efficiency: Up to 96%
• No Schottky Diode Required
• Low Dropout Operation:100% Duty Cycle
• PFM Mode for High Efficiency in Light Load
• Low Quiescent Current: 70µA
• Over Temperature Protected
• Short Circuit Protection
• Over Voltage Protection
• Inrush Current Limit and Soft Start
PIN CONFIGUTION
CROSS
FEATURES
• Low RDS(ON) for internal switches (top/bottom)
• 260m /170m
• 2.5~5.5V input voltage range
• 40 A typical quiescent current
• High light load efficiency
• High switching frequency 1.5MHz minimizes the
external components
• Internal soft-start limits the inrush current
• 100% dropout operation
• RoHS Compliant and Halogen Free
• Compact package: SOT23-5
PIN CONFIGUTION
