Datasheet

16
LT3466-1
34661f
TYPICAL APPLICATIO S
U
Li-Ion Powered Driver for 6 White LEDs and OLED with Output Disconnect
Conversion Efficiency
LOAD CURRENT (mA)
0
40
EFFICIENCY (%)
50
60
70
80
90
5
10 15 20
34661 TA03b
25 30
V
IN
= 3.6V
V
OUT2
= 16V
CTRL1 CTRL2
R
T
SW1 SW2V
IN
3V TO 5V
L2
33µH
Q1
C
IN
1µF
C
OUT1
1µF
C
OUT2
0.47µF
63.4k
1%
L1
33µH
LT3466-1
C
IN
: TAIYO YUDEN JMK107BJ105
C
OUT1
: TAIYO YUDEN GMK316BJ105
C
OUT2
, C
OUT3
: TAIYO YUDEN TMK316BJ474
L1, L2: 33µH TOKO D52LC
Q1: PHILIPS BC807
V
OUT1
FB1
R
FB1
10Ω
R2
24.9k
14k
34661 TA03a
V
OUT2
FB2
16V
30mA
R1
475k
ONOFFONOFF
C
OUT3
0.47µF
6 LEDs
V
OUT2
20V/DIV
2ms/DIVV
IN
= 3.6V
V
OUT2
= 16V
34661 TA03c
I
L2
200mA/DIV
CTRL2
5V/DIV