Datasheet

LTC3786
26
3786fc
For more information www.linear.com/LTC3786
APPLICATIONS INFORMATION
Figure 10. High Efficiency 36V Boost Converter
Figure 11. 10.5V Nonsynchronous SEPIC Converter
SENSE
+
SENSE
–
TG
C
B
0.1µF
C
ITHA
220pF
LTC3786
C
SS
0.1µF
C
ITH
15nF
C
IN
6.8µF
×4
MTOP
MBOT
D
C
INT
4.7µF
3786 F10
V
OUT
36V
3A*
V
IN
5V TO 36V
R
SENSE
5mΩ
L
10.2µH
BOOST
SW
VBIAS
BG
GND
PGOOD
INTV
CC
VFB
ITH
SS
R
A
12.1k
100k
R
ITH
8.66k
R
S
357k
FREQ
RUN
PLLIN/MODE
C
OUTA
6.8µF
×4
C
OUTB
220µF
+
C
IN
, C
OUTA
: TDK C4532X7R1H685K
C
OUTB
: SANYO 63CE220KX
D: BAS170W
L: PULSE PA2050.103NL
MBOT, MTOP: RENESAS RJIC0652DPB
*WHEN V
IN
< 9V, MAXIMUM LOAD CURRENT AVAILABLE IS REDUCED.
SENSE
+
SENSE
–
TG
C
ITHA
10pF
LTC3786
C
SS
0.1µF
C
ITH
100nF
C
IN
22µF
MBOT
C
INT
4.7µF
3786 F11
V
OUT
10.5V
1.2A
V
IN
5.8V TO 34V
R
SENSE
9mΩ
L
10µH
BOOST
SW
VBIAS
BG
GND
PGOOD
INTV
CC
VFB
ITH
SS
R
A
115k
100k
R
ITH
13k
R
S
887k
FREQ
RUN
PLLIN/MODE
C
OUT
270µF
D
C
10µF
• •
C
IN
: SANYO 50CE220LX
C
OUT
: SANYO SVPC270M
D: DIODES, INC. B360A-13-F
L: COOPER BUSSMANN DRQ125-100
MBOT: BSZ097NO4L
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