ltc1709eg-trpbf Linear Technology Corporation, ltc1709eg-trpbf Datasheet - Page 9
ltc1709eg-trpbf
Manufacturer Part Number
ltc1709eg-trpbf
Description
2-phase, 5-bit Adjustable,high Efficiency, Synchronous Step-down Switching Regulator
Manufacturer
Linear Technology Corporation
Datasheet
1.LTC1709EG-TRPBF.pdf
(28 pages)
- Current page: 9 of 28
- Download datasheet (297Kb)
FU CTIO AL DIAGRA
R
C
F
LP
LP
IN
U
V
IN
+
5V
ATTENOUT
PLLFLTR
DIFFOUT
ATTENIN
AMPMD
EXTV
INTV
PLLIN
SGND
V
V
V
OS
OS
IN
CC
–
+
CC
50k
U
20k
R2
R1
OSCILLATOR
4.7V
0V POSITION
PHASE DET
R1 VARIABLE
+
–
0.8V
CHANNEL
SECOND
TO
CLK1
CLK2
INTERNAL
SUPPLY
+
–
V
LDO
REG
5V
REF
VID0
A1
W
VID1
5-BIT VID DECODER
DUPLICATE FOR
SECOND CHANNEL
VID2
V
IN
1.2 A
6V
VID3
4(V
FB
SLOPE
COMP
)
I1
VID4
S
R
–
+
Q
Q
TYPICAL ALL
VID PINS
–
40k
DROP
OUT
DET
45k
+
4(V
SHDN
RST
FB
)
V
BOT
FORCE BOT
BIAS
SHDN
START
45k
SOFT-
RUN
2.4V
OV
EA
SWITCH
–
+
+
–
LOGIC
V
FB
0.80V
0.86V
TOP
BOT
INTV
CC
INTV
30k
30k
CC
SENSE
SENSE
RUN/SS
BOOST
PGND*
EAIN
SW
TG
BG
I
TH
+
–
C
C
INTV
R
SENSE
CC
C
R
SS
L
C
D
C
LTC1709
B
B
V
IN
+
9
C
IN
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