LTC1771 LINER [Linear Technology], LTC1771 Datasheet - Page 12

• Manufacturer Part Number: LTC1771
• Description: Low Quiescent Current High Efficiency Step-Down DC/DC Controller
• Manufacturer: LINER [Linear Technology]

LTC1771
12
TYPICAL APPLICATIO S
220pF
220pF
10k
1%
1M
10k
1%
1M
0.01 F
0.01 F
3.3V to 2.5V/1A Regulator with Burst Mode Operation Enabled
U
1
2
3
4
1
2
3
4
5V/2A Regulator with Burst Mode Operation Disabled
RUN/SS
I
V
GND
TH
RUN/SS
I
V
GND
FB
TH
FB
LTC1771
LTC1771
1.02M
3.09M
5pF
1%
5pF
1%
SENSE
PGATE
MODE
SENSE
PGATE
MODE
V
V
IN
IN
8
7
6
5
8
7
6
5
1000pF
1000pF
Si6447DQ
Si3443DV
UPS5817
UPS5817
R
0.05
R
22 H
SENSE
0.1
22 H
SENSE
+
+
+
+
C
22 F
25V
C
150 F
6.3V
C
22 F
25V
C
150 F
6.3V
IN
OUT
IN
OUT
1771 TA04
1771 TA01
V
5.5V
TO 18V
V
5V
2A
V
3.3V
TO 12V
V
2.5V
1A
IN
OUT
IN
OUT