Datasheet

LTC3864
9
3864f
–
+
EA
(G
m
= 1.8mS)
0.8V
10µA
LOGIC
CONTROL
LDO
IN
OUT
PLL
SYSTEM
Q
S R
MODE/CLOCK
DETECT
DELAY
100µs
VCO
OV
O.88V
SLOPE
COMPENSATION
O.72V
UV
3.25V
GATE
CAP
SS
V
FB
V
IN
– 8V
SENSE
V
IN
1.26V
–
+
+
R
PGD
PLLIN/MODE
PGND
C
CAF
MP
D1
V
OUT
UVLO
R
FREQ
SGND
FREQ
RUN
RUN
0.4µA
20µA
3864 FD
+
–
–
+
–
DRV
CLOCK
PGOOD
+
–
+
–
O.425V
Burst Mode
OPERATION
+
–
ITH
R
ITH
C
ITH1
L
C
SS
C
IN
V
IN
R
SENSE
C
OUT
V
OUT
R
FB2
R
FB1
ICMP
+
FUNCTIONAL DIAGRAM