lt3466efe-trpbf Linear Technology Corporation, lt3466efe-trpbf Datasheet - Page 16

• Manufacturer Part Number: lt3466efe-trpbf
• Description: White Led Driver And Boost Converter In 3mm X 3mm Dfn Package
• Manufacturer: Linear Technology Corporation

LT3466-1
TYPICAL APPLICATIO S
16
200mA/DIV
20V/DIV
5V/DIV
CTRL2
V
OUT2
I
L2
V
V
IN
OUT2
= 3.6V
= 16V
2ms/DIV
Li-Ion Powered Driver for 6 White LEDs and OLED with Output Disconnect
6 LEDs
U
C
C
C
L1, L2: 33µH TOKO D52LC
Q1: PHILIPS BC807
IN
OUT1
OUT2
R
10Ω
: TAIYO YUDEN JMK107BJ105
FB1
: TAIYO YUDEN GMK316BJ105
, C
34661 TA03c
OUT3
C
OUT1
1µF
: TAIYO YUDEN TMK316BJ474
OFF
33µH
ON
L1
V
FB1
CTRL1
SW1
OUT1
LT3466-1
3V TO 5V
V
R
IN
T
63.4k
1%
CTRL2
1µF
V
SW2
C
OUT2
IN
FB2
L2
33µH
OFF
ON
14k
90
80
70
60
50
40
C
0.47µF
OUT2
0.47µF
C
0
OUT3
V
V
IN
OUT2
Q1
= 3.6V
5
= 16V
Conversion Efficiency
LOAD CURRENT (mA)
10
R1
475k
R2
24.9k
34661 TA03a
16V
30mA
15
20
25
34661 TA03b
30
34661f