YB1518
Step-up DC-DC Converter White LED Driver
Typical Performance Characteristics
Supply Current (Vctrl = 0V)
Supply Current (Vctrl = Vin)
1
0.8
0.6
0.4
0.2
0
6
5
4
3
2
1
0
uA
mA
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
V
V
Vcesat
Switching Frequency
250
932.2
932
200
150
100
50
931.8
931.6
931.4
931.2
931
Khz
0
930.8
50
100
150
200
250
300
350
400
2
3
4
5
6
7
8
9
Switching Current ( mA)
Vin(V)
Switch Leakage Current
CTRL Pin Bias Current
0.5
0.4
60
50
40
0.3
uA
uA 30
20
0.2
0.1
0
10
0
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
Vin(V)
Vin (V)
YB1518 MRev.1.2
www.yobon.com.tw
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