SGM66055A-5.4YG.pdf? 93% Efficient Synchronous Boost Converter
? Device Quiescent Current: 23μA (TYP)
? Operating Input Voltage Range: 2.5V to 4.5V
? Fixed Output Voltages: 5.0V and 5.4V
? Output Voltage Clamping: 5.7V
? Power-Save Mode for Improved Efficiency at
Low Output Power
? Pass-through Mode by Pulling EN Low
? Low Reverse Leakage Current when VOUT > VIN
? Over-Temperature Protection
? Available in a Green WLCSP-1.21×1.21-9B Package
? -40℃ to +85℃ Operating Temperature Range
? Efficiency up to 94 %
? VIN≥VO, (Pass-Through Mode Operation)
? Load disconnect
? Current-mode controller
? Soft start function for limiting inrush
current with true load disconnect
? Overcurrent and over-temperature protection
? The PCA9412 totally disconnects input
to output when disabled
? The PCA9412A connects input to
output when disabled
? Wafer-Level Chip-Size Package (WLCSP)
with 0.4 mm pitch;
allows for the use of asmaller antenna,
or for greater signal strength
