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LTC1435I データシートの表示(PDF) - Linear Technology

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LTC1435I Datasheet PDF : 20 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
LTC1435
W
FUNCTIONAL DIAGRA
+
OV
1.28V
COSC
1 COSC
4 SFB
13 VIN
1µA
1.19V
REF
1.19V +
OSC
SHUTDOWN
S
Q
R
0.6V
DROP
OUT
DET
+
SWITCH
LOGIC
SGND 5
VOSENSE
6
VFB
R2
EA
1.19V +
gm = 1m
R1 3µA
6V
SHUTDOWN
RUN
SOFT
START
I1
180k
+
30k
2 RUN/SS
CSS
RC
3 ITH
CC
DFB*
* FOLDBACK CURRENT LIMITING OPTION
I2
4k
+
INTVCC
4.8V +
8k
SENSE+ 8
7 SENSE
VIN
5V
LDO
REG
9 EXTVCC
VIN
+
CIN
INTVCC
DB
BOOST
15
CB
TG
16
SW
14
VSEC
D1
INTVCC
12
+
+
CSEC
BG
11
PGND
10
VOUT
+
COUT
RSENSE
1435 • FD
6

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