
LT3466
TYPICAL APPLICATIO S
Li-Ion to 10/10 White LEDs
Conversion Efficiency
3V TO 5V
C IN
1 μ F
90
85
V IN = 3.6V
10/10 LEDs
L1
68 μ H
L2
68 μ H
80
75
SW1
V IN
SW2
C OUT1
1 μ F
V OUT1
LT3466
V OUT2
C OUT2
1 μ F
70
65
FB1
FB2
CTRL1
R T
CTRL2
60
0
4
8
12
OFF ON
147k
1%
OFF ON
LED CURRENT (mA)
3466 TA07b
R FB1
16.5 ?
C IN : TAIYO YUDEN JMK107BJ105
C OUT1 , C OUT2 : TAIYO YUDEN UMK325BJ105
L1, L2: TOKO A920CY-680M
2 AA Cells to 2/2 White LEDs
R FB2
16.5 ?
3466 TA07a
Conversion Efficiency
3.3V
75
V IN = 2.4V
V CC
1.8V TO 3V
C IN2
1 μ F
L1
15 μ H
L2
15 μ H
C IN1
0.1 μ F
70
2/2 LEDs
65
SW1
V IN
SW2
C OUT1
1 μ F
V OUT1
LT3466
V OUT2
C OUT2
1 μ F
60
FB1
FB2
55
R FB1
10 ?
CTRL1
R T
CTRL2
R FB2
10 ?
OFF ON
63.4k
OFF ON
3466 TA08a
50
0
5
10
15
20
C IN1 : TAIYO YUDEN EMK107BJ104
C IN2 : TAIYO YUDEN JMK107BJ105
1%
LED CURRENT (mA)
3466 TA08b
C OUT1 , C OUT2 : TAIYO YUDEN GMK316BJ105
L1, L2: MURATA LQH32CN150
3466fa
17