LTC1435I View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC1435I' PDF : 20 Pages View PDF
LTC1435
APPLICATIONS INFORMATION
COSC
1
CSS
COSC
2
RUN/SS
16
TG
BOOST 15
RC
CC2
CC1
3
ITH
SW 14
4 SFB
5 SGND
LTC1435
VIN 13
12
INTVCC
100pF
6
VOSENSE
BG 11
7 SENSE–
PGND 10
1000pF
8 SENSE+
EXTVCC 9
M1
CB
DB
0.1µF
+
4.7µF
L1
CIN
D1
M2
R1
COUT
R2
RSENSE
BOLD LINES INDICATE
HIGH CURRENT PATHS
Figure 8. LTC1435 Layout Diagram
+
VIN
–
–
VOUT
+ LTC1435 • F08
TYPICAL APPLICATIONS
Dual Output 5V and Synchronous 12V Application
COSC
68pF
RC
10k
CC2
51pF
CSS
0.1µF
CC1
470pF
100pF
1000pF
1
COSC
2
RUN/SS
16
TG
15
BOOST
3
ITH
14
SW
4
SFB
5
SGND
LTC1435
13
VIN
12
INTVCC
6
VOSENSE
11
BG
CMDSH-3
+
4.7µF
7 SENSE–
10
PGND
8 SENSE+
9
EXTVCC
100Ω
100Ω
VIN
5.4V TO 28V
+
CIN
22µF
M1
35V
Si4412DY
×2
0.01µF
4.7k
IRLL014
0.1µF
M2
Si4412DY
T1
10µH
1:1.42
RSENSE
0.033Ω
MBRS140T3
+ CSEC
3.3µF
35V
R1
35.7k
1% +
R2
20k
1%
VOUT
5V/3.5A
COUT
100µF
10V
×2
SGND
16
11.3k
1%
100k
T1: DALE LPE6562-A236
1%
LTC1435 • TA04
VOUT2
12V
120mA
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