SAMHOP Microelectronics Corp.
WHITE / BLUE LED DRIVER FOR LI- ION BATTERY APPLICATION
TYPICAL OPERATION CHARACTERISTICS
Quiescent Current vs. Supply Voltage
300
250
200
150
100
50
0
3
3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9
4
4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9
5
Quiescent Current vs. Supply Voltage
Quiescent Current (uA)
Quiescent Current (uA)
Supply Voltage (V)
(V)
Supply Voltage
ILED vs. Supply Voltage
ILED vs. Supply Voltage
25
20
LED Current (mA)
LED Current (mA)
15
10
5
0
3
3.1 3.2 3.3 3.4
3.5 3.6 3.7 3.8 3.9
4
4.1 4.2 4.3 4.4
4.5 4.6 4.7 4.8 4.9
5
Supply Voltage (V)
Supply Voltage (V)
Page 6
V.1.0 July 12,2007