QXMD LED Driver QX5252
Overview: QX5252 is a solar LED lighting fixtures for ASIC design. It is driven by a switching ci...
QXMD LED Driver QX5252
Overview: QX5252 is a solar LED lighting fixtures for ASIC design. It is driven by a switching circuit, Optical switch circuit, over discharge protection circuit, the internal integration of Short Based diodes and other circuit. Can be only one external inductor Composition of solar lighting devices. QX5252 QX5252 using patented technology, LED Undervoltage shutdown makes no blinking LED lights.
Package: QX5252F: TO-94 QX5252E: DIP-8
QX5252
Features:
Operating voltage: 0.9V-1.5V Output current: 3mA-300mA Patented over-discharge protection: no flash off Integrated light control switch Integrated
Schottky Diode Only one inductor external components High efficiency TO-94, DIP-8 package
A typical application
A typical application II
Pin Definition Pin name
SBAT BAT
VSS LX LS NC
Package and pin number
TO-94
DIP-8
1
6
2
7
3
2
4
3
-
5
-
1, 4, 8
Functional Description
Positive terminal connected solar cells Rechargeable battery positive terminal connection Ground Power switch drain Optical detection input Not connected (empty)
QX5252
TO-94
BAT LX SBAT VSS
NC
NC
VSS QX5252 BAT
LX
DIP-8
SBAT
NC
LS
Limit Parameter Symbol Vmax
Imax TOPR
TSTG VESD
Parameter
Value
Threshold voltage of the 5.5V terminal IC
LX-side current limit 0.8A
Operating temperature -40 - +125 range
Storage Temperature -65 - +150
ESD voltage (Human 2000V Body Model)
Units V
A °C
°C V
LED power settings: LED power consumption is set by the inductance L: One V...