Datasheet

7
LTC3704
3704fb
BLOCK DIAGRA
W
–
+
–
+
50k
EA
UV
TO
START-UP
CONTROL
BURST
COMPARATOR
S
R
Q
LOGIC
PWM LATCH
CURRENT
COMPARATOR
0.30V
1.230V
5.2V
–
+
2.00V
1.230V
SLOPE
1.230V
I
LOOP
NFB
I
TH
–
+
g
m
3
MODE/SYNC
5
FREQ
4
2
INTV
CC
8
LDO
V-TO-I
OSCV-TO-I
SLOPE
COMPENSATION
BIAS AND
START-UP
CONTROL
V
IN
BIAS V
REF
I
OSC
R
LOOP
–
+
–
+
C1
SENSE
10
GND
3704 BD
6
GATE
INTV
CC
GND
7
V
IN
1.248V
9
RUN
1
0.62V
100mV
HYSTERESIS
(1.348V RISING)
BUFFER
200k
200k
C2