ltc3612 Linear Technology Corporation, ltc3612 Datasheet - Page 10
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ltc3612
Manufacturer Part Number
ltc3612
Description
3a, 4mhz Monolithic Synchronous Step-down Dc/dc Converter
Manufacturer
Linear Technology Corporation
Datasheet
1.LTC3612.pdf
(28 pages)
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LTC3612
FUNCTIONAL BLOCK DIAGRAM
10
V
TRACK/SS
PGOOD
RUN
FB
–
+
0.55V
0.65V
BANDGAP
SV
BIAS
AND
IN
+
–
+
–
R
0.6V
SGND
0.3V
SOFT-START
–
+
OSCILLATOR
RT/SYNC
+
–
AMPLIFIER
FOLDBACK
AMPLIFIER
ERROR
ITH
SV
+
IN
– 0.3V
MODE
–
+
LIMIT
ITH
+
–
COMPARATOR
BURST
DDR
COMPARATOR
ITH SENSE
SLEEP
LOGIC
PMOS CURRENT
COMPARATOR
MODE
COMPENSATION
INTERNAL
COMPENSATION
I
REV
COMPARATOR
REVERSE
SLOPE
+
–
CURRENT
+
–
SENSE
PV
IN
DRIVER
PV
IN_DRV
EXPOSED PAD
PGND
SW
SW
SW
SW
3612 BD
3612f