LT3463/LT3463A
TYPICAL APPLICATIO
V
IN
2.7V
TO 5V
Typical Waveforms for 15V Output
V
SW1
10V/DIV
V
OUT1
AC-COUPLED
50mV/DIV
I
L1
200mA/DIV
2µs/DIV
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
V
IN
: 1V to 15V, V
OUT(MAX)
: 34V, I
Q
: 20µA, I
SD
: <1µA,
ThinSOT Package
V
IN
: 1.2V to 15V, V
OUT(MAX)
: 34V, I
Q
: 20µA, I
SD
: <1µA,
MS Package
V
IN
: 1.2V to 15V, V
OUT(MAX)
: 34V, I
Q
: 20µA, I
SD
: <1µA,
MS Package
V
IN
: 1.2V to 15V, V
OUT(MAX)
:
±34V,
I
Q
: 20µA, I
SD
: <1µA,
MS Package
V
IN
: 2.3V to 10V, V
OUT(MAX)
: 34V, I
Q
: 25µA, I
SD
: <1µA,
ThinSOT Package
LT1615/LT1615-1 300mA/80mA (I
SW
), High Efficiency Step-Up DC/DC Converters
LT1944
LT1944-1
LT1945
LT3464
Dual Output 350mA (I
SW
), Constant Off-Time,
High Efficiency Step-Up DC/DC Converter
Dual Output 150mA (I
SW
), Constant Off-Time,
High Efficiency Step-Up DC/DC Converter
Dual Output, Pos/Neg, 350mA (I
SW
),
Constant Off-Time, High Efficiency Step-Up DC/DC Converter
85mA (I
SW
), High Efficiency Step-Up DC/DC Converter
with Integrated Schottky and PNP Disconnect
8
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
q
FAX: (408) 434-0507
q
U
CCD Bias Supply
L1
10µH
C1
4.7µF
9
R2
1M
R1
90.9k
V
OUT1
15V
10mA
C2
2.2µF
3
V
IN
SHDN1
LT3463A
8
SHDN2
GND
11
L2
10µH
SW2
4
C4
1µF
2
1
10
7
6
R3
154k
SW1 V
OUT1
FB1
V
REF
FB2
D2
5
D1
R4
1M
C3
4.7µF
C5
10pF
V
OUT2
–8V
50mA
3463 TA01a
C1: TAIYO YUDEN JMK212BJ475MG
C2: TAIYO YUDEN EMK316BJ225ML
C3: TAIYO YUDEN LMK316BJ475ML
C4: TAIYO YUDEN EMK212BJ105MG
C5: AVX 06035A100KAT2A
D1: DIODES, INC B0540W
L1, L2: MURATA LQH32CN100K53
Typical Waveforms for –8V Output
V
SW2
5V/DIV
V
OUT2
AC-COUPLED
50mV/DIV
I
L2
200mA/DIV
3463 TA04
2µs/DIV
3463 TA05
3463f
LT/TP 0404 1K • PRINTED IN USA
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©
LINEAR TECHNOLOGY CORPORATION 2003
LINEAR [ LINEAR INTEGRATED SYSTEMS ]
