Datasheet

LTC3112
28
3112fc
For more information www.linear.com/LTC3112
0.1µF
820pF
V
IN
4.5V TO 15V
10µH
0.1µF
33k
2210k
158k
47pF
47µF
F
10k
42.2k100pF
TO ADC
1V PER AMP
ONOFF
PWMBURST
SW1
BST1
V
IN
V
CC
RUN
GND
PWM/SYNC
SW2
BST2
V
OUT
COMP
I
OUT
OVP
FB
LTC3112
V
OUT
12V
1A V
IN
> 5V
2A V
IN
> 9V
22µF
3112 TA07
22pF
Regulated 12V Output from Wide Input Supply Range
Typical applicaTions
PWM
3112 TA07a
LOAD CURRENT (A)
0.0001
EFFICIENCY (%)
100
70
80
50
60
90
30
40
0.01 10.10.001
BURST
5.0V
IN
12V
IN