LTC3719 데이터 시트보기 (PDF) - Linear Technology
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LTC3719 Datasheet PDF : 32 Pages
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LTC3719
W
FU CTIO AL DIAGRA
PLLIN
fIN
50k
RLP PLLFLTR
CLP
PHASE DET
OSCILLATOR
CLK1
CLK2
TO SECOND
CHANNEL
PGOOD
0.66V
VOS–
40k
EAIN
0.54V
40k
–
A1
VOS+
40k
+
40k
DIFFOUT
3V
0.18µA
FCB
4.5V –
+
+
–
VIN
0.60V
FCB
VREF
EXTVCC
INTVCC
+5V
SGND
4.8V +
–
5V
LDO
REG
INTERNAL
SUPPLY
ATTENIN 10k
ATTENOUT
R1
DUPLICATE FOR SECOND
CONTROLLER CHANNEL
INTVCC
VIN
BOOST
DB
DROP
OUT
DET
SQ
RQ
0.55V + B
–
BOT FCB
TOP ON
TG
TOP
SW
SWITCH
LOGIC
INTVCC
BG
BOT
PGND
SHDN
I1
–+
0.86V
5VFB
SLOPE
COMP
45k
1.2µA
6V
SHDN
RST
5VFB
– I2
+
INTVCC
30k SENSE+
30k SENSE–
45k
2.4V
EA
OV
VFB
0.60V
0.66V
EAIN
RUN
ITH
SOFT-
START
CB
+
D1
CIN
COUT
L
1 RSENSE 2
3
4
CC
CC2 RC
RUN/SS
CSS
5-BIT VID DECODER
TYPICAL ALL
VID PINS
40k
VOUT
NO_CPU
VID0 VID1 VID2 VID3 VID4
VBIAS
3719 FBD
10
sn3719 3719fs
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