ltc1624 Linear Technology Corporation, ltc1624 Datasheet - Page 21

• Manufacturer Part Number: ltc1624
• Description: High Efficiency So-8 N-channel Switching Regulator Controller
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIONS
560pF
C
4.7k
C
R
C
100pF
R
*COILTRONICS CTX10-4
C
100pF
C
C
Figure 9. LTC1624 Layout Diagram (See Board Layout Checklist)
Figure 10. 5V/3A Converter with Output Derived Boost Voltage
BOLD LINES INDICATE
HIGH CURRENT PATHS
1
2
3
4
U
SENSE
I
V
GND
TH
1
2
3
4
FB
/RUN
SENSE
I
V
GND
TH
LTC1624
FB
–
/RUN
1000pF
LTC1624
–
BOOST
SW
V
TG
BOOST
IN
SW
V
TG
8
7
6
5
IN
8
7
6
5
0.1 F
C
0.1 F
B
1000pF
C
0.1 F
B
MBRS340T3
M1
R
SENSE
D1
D1
5.3V TO 28V
V
IN
M1
Si4412DY
+
R
0.033
SENSE
C
IN
10 H
L1*
L1
R2
R1
+
+
C
22 F
35V
D2
CMDSH-3
IN
35.7k
2
C
1%
11k
1%
OUT
R2
R1
1624 F09
V
V
OUT
+
–
+
–
IN
+
C
100 F
10V
1624 F10
OUT
2
V
5V
3A
OUT
LTC1624
21