Document
Datasheet
Synchronous Boost DC/DC Converter (LOAD:500mA@VOUT=3.3V, VIN=1.8V)
BU33UV7NUX
General Description
Key Specifications
BU33UV7NUX is a synchronous boost convertor with low
■ Input Voltage Range
0.6V to 4.5V
power consumption and provides a power supply for products powered by either two-cell alkaline/NiCd/NiMH or one-cell alkaline/Li-ion or Li-polymer battery. Output currents can go as high as 500mA(VIN=1.8V). BU33UV7NUX has reset circuit. (Detection voltage:1.5V,
■ Fixed Output Voltage ■ Efficiency ■ Current Consumption
3.3V
94%(Max) 7μA(MODE=Low) 13μA(MODE=High)
Release Voltage:1.9V)
■ Start-up Voltage
0.9V
BU33UV7NUX output voltage is fixed 3.3V by internal
resistor divider. VOUT is connected with VIN when VIN Package
voltage is higher than 3.3V.
VSON010X3020
W(Typ) x D(Typ) x H(Max) 3.00mm x 2.00mm x 0.60mm
Features ■ Synchronous Boost DC/DC Converter
Iomax 500mA @VOUT=3.3V, VIN =1.8V(Ta=25°C) ■ Disconnect Function during EN-OFF and UVLO .