ltc3704ems-trpbf Linear Technology Corporation, ltc3704ems-trpbf Datasheet - Page 7

• Manufacturer Part Number: ltc3704ems-trpbf
• Description: Wide Input Range, No Rsense Positive-to-negative Dc/dc Controller
• Manufacturer: Linear Technology Corporation

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