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5252F Datasheet PDF

Qxmd 5252F

The operating voltage of QX5252 is 0.9V to 1.5V, suitable for a single AA battery or a single Ni-H battery.
Part No. 5252F
Datasheet 5252F Download
Manufacturer
Qxmd
Description Solar LED Driver
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5252F datasheet page 1 preview

GENERAL DESCRIPTION

QX5252 is an ASIC for solar LED lawn lights. Only a peripheral inductor is required to realize the step-up power supply, and the maximum drive efficiency can exceed 84%. QX5252 has automatical charge characteristic. QX5252 uses CMOS technology , therefore the power consumption is very small. QX5252 uses patented technique to realize the LED lights shutdown without flicker when the battery voltage is low. QX5252 Solar LED Driver

FEATURES

● Operating Voltage: 0.9V~1.5V
● 3mA~300mA Output current
● Patented over-discharge protection: shutdown without flicker
● Integrated light control switch
● Integrated Schottky Diode
● Only an external inductor is requierd
● High Efficiency
● Low quiescent current: 17uA

APPLICATIONS

● Solar lawn
● Solar Landscape Typical Application SBAT BAT L1 VSS LX QX5252 QX5252 L1 BAT R1 LS R2 SBAT VSS LX (a)Uses solar panel to achieve light control (b) Uses photo-resistor to achieve light control Figure 1:Typical Application Circuit Diagrams of QX5252 QX5252_DS03EN QX Micro Devices Co., Ltd.
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