LTC1735C View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC1735C' PDF : 32 Pages View PDF
LTC1735
TYPICAL APPLICATIO S
Selectable Output Voltage Converter with Burst Mode Operation Disabled for CPU Power
0.1µF
VIN
4.5V TO 24V
4.7Ω
NC
COSC
43pF
CSS
0.1µF
RC
CC
330pF
33k
CC2
47pF
1
NC
20
NC
NC
2
COSC
19
TG
3
18
RUN/SS BOOST
4
ITH
17
SW
LTC1735F
5
FCB
16
VIN
47pF
6
SGND
15
INTVCC
7
VOSENSE
14
BG
8
POWER GOOD
PGOOD
13
PGND
+
1µF
CER
CB
0.22µF
M1
FDS6680A
DB
CMDSH-3
L1
1.2µH
4.7µF
M2
FDS6680A
×2
MBRS340T3
9 SENSE–
1000pF
10
10Ω
SENSE+
10Ω
12
EXTVCC
OPTIONAL:
CONNECT TO 5V
11
NC
NC
CIN
22µF
×2
CER
CIN: MARCON THCR70EIH226ZT
COUT: KEMET T510X447M006AS
L1: PANASONIC ETQP6F1R2HFA
RSENSE: IRC LRF2512-01-R004F
RSENSE
0.004Ω
R2
47pF
10k
1% +
R3
33.2k
1%
R1
47pF 14.3k
1%
VOUT
1.35V/1.60V
12A
COUT
470µF
6.3V
×3
KEMET
VN2222
10k
ON: VOUT = 1.60V
OFF: VOUT = 1.35V
SGND
1735 TA05
4V to 40V Input to 12V Flyback Converter
VOUT
CMDSH-3
FMMT625
10k
COSC
150pF
CSS
0.1µF
CC
2200pF
RC
3.3k
CC2
100pF
6.2V
1M
1
COSC
2
RUN/SS
16
TG
15
BOOST
3
ITH
14
SW
LTC1735
4
FCB
13
VIN
CIN
22µF
50V
×2
VIN
4V TO 40V
T1
10
6
3
7
M1
IRL2910S
22Ω
RSENSE
0.004Ω
1nF
100V
M2
Si4850EY
MBRS1100
47Ω
1nF
100V
47pF
5
SGND
12
INTVCC
6
VOSENSE
11
BG
0.1µF
+
4.7µF
7 SENSE–
3300pF
8 SENSE+
100Ω
10
PGND
9
EXTVCC
CIN: MARCON THCR70EIH226ZT
COUT: AVX TPSV227M016R0150
T1: COILTRONICS VP5-0155
RSENSE: IRC LRF2512-01-R004F
R2
113k
1% +
R1
8.06k
1%
VOUT
12V
3A
COUT
220µF
16V
×4
1735 TA07
1735fc
29
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