Datasheet

LTC3714
9
3714f
FuncTional block DiagraM
pin FuncTions
INTV
CC
(Pin 28): Internal 5V Regulator Output. The driver
and control circuits are powered from this voltage. De-
couple this pin to power ground with a minimum of 4.7µF
tantalum or other low ESR capacitor.
1.4V
0.7V
V
RNG
13
+
–
+
–
+
–
+
–
+
–
+
11
2.4V
V
ON
21
I
ON
20
FCB
26
EXTV
CC
27
V
IN
1µA
R
ON
OST
0.7V
V
VON
I
ION
t
ON
= (10pF)
R
S Q
20k
I
CMP
I
REV
X
Q6
1V
3.3µA
(0.5 TO 2)
SHDN
SWITCH
LOGIC
BG
ON
FCNT
F
0.6V
–
+
4.7V
OV
1
240k
Q1
Q2
Q3
0.8V
0.6V
0.4V
I
TH
R
C
C
C1
EA
SS
0.6V
Q4
+
–
+
–
×5.3
Q5
14
RUN/SS
1.2µA
6V
C
SS
10
3714 FD
SGNDV
FB
R1
22 19
VID4
25
VID3
24
VID2
9
VID1
8
VID0
2.5µA
INTV
CC
7
23
RUN
SHDN
1
PGND
2
PGOOD
V
OSENSE
12
INTV
CC
28
SENSE
3
SW
4
TG
C
B
V
IN
C
IN
5
BOOST
6
–
+
–
+
UV
0.54V
R2
10k
OV
0.66V
C
VCC
M2
M1
L1
C
OUT
V
OUT
VID
DAC
+
0.6V
REF
5V
REG
1
–
+
OP AMP
OP
+
17
OP
–
16
OPV
IN
15
OPOUT
18
SGND
19
5× (ALL VID PINS)