SGM3142 Datasheet, PDF (6/14 Pages) SG Micro Corp – Driver with Low Dropout Current Source

SGM3142
6-Channel Charge Pump White LED Driver
with Low Dropout Current Source
TYPICAL PERFORMANCE CHARACTERISTICS
C_IN = C_OUT = C1 = C2 = 1μF, T_A = +25℃, unless otherwise noted.
I_DIODE vs. Input Voltage (6×20mA)
130
125
120
115
110
105
V_DIODE = 3.25V
100
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
Input Voltage (V)
I_DIODE vs. Input Voltage (6×10mA)
80
75
70
65
60
55
V_DIODE = 3.1V
50
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
Input Voltage (V)
Enable Voltage vs. Input Voltage
1.4
1.2
Rising
1.0
0.8
Falling
0.6
0.4
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
Input Voltage (V)
SG Micro Corp
6
www.sg-micro.com