LTC3112_15 Datasheet, PDF (28/32 Pages) Linear Technology – 15V, 2.5A Synchronous Buck-Boost DC/DC Converter

LTC3112
Typical Applications
Regulated 12V Output from Wide Input Supply Range
10µH
V_IN
4.5V TO 15V
0.1µF
BURST PWM
SW1
BST1
V_IN
V_CC
LTC3112
SW2
BST2
V_OUT
COMP
PWM/SYNC
FB
22µF
OFF ON _RUN
I_OUT
1µF
GND
OVP
0.1µF
820pF ^33k
22pF
2210k
47pF
V_OUT
12V
1A V_IN > 5V
2A V_IN > 9V
TO ADC
1V PER AMP
10k
47µF
100pF 42.2k
158k
3112 TA07
100
90
BURST
80
70
60
PWM
50
40
30
0.0001 0.001 0.01 0.1
LOAD CURRENT (A)
5.0V_IN
12V_IN
1
3112 TA07a
3112fc
28
For more information www.linear.com/LTC3112