LT1370 Linear Technology, LT1370 Datasheet - Page 13

• Manufacturer Part Number: LT1370
• Description: 500kHz High Efficiency 6A Switching Regulator
• Manufacturer: Linear Technology

TYPICAL APPLICATIONS
+
+
OFF
C1
33 F
20V
SINGLE
Li-Ion
CELL
U
ON
+
**
*
N
S/S
Two Li-Ion Cells to 5V SEPIC Converter**
COILCRAFT DO3316P-472
AVX TPSD107M010R0100
GND
OFF
**
*
C1**
100 F
10V
4V TO 9V
C1 = AVX TPSD 336M020R0200
C2 = TOKIN 1E475ZY5U-C304
C3 = AVX TPSD107M010R0100
BH ELECTRONICS 501-0726
INPUT VOLTAGE MAY BE GREATER OR
LESS THAN OUTPUT VOLTAGE
LT1370
V
V
ON
IN
IN
Single Li-Ion Cell to 5V
V
V
SW
C
FB
S/S
R1
2k
GND
C4
0.047 F
0.047 F
LT1370
V
IN
C2
•
R3
2k
L1A*
6.8 H
V
V
L1*
SW
C
†
C5
0.0047 F
FB
4.7 F
MAX I
C2
2.5A
3.3A
I
OUT
3A
OUT
MBRD835L
C3
0.0047 F
2.7V
3.3V
3.6V
V
IN
•
D1
MBRD835L
L1B*
6.8 H
†
D1
MAX I
I
2.2A
2.6A
2.8A
LT1370 • TA06
OUT
2A
R2
6.19k
1%
R1
18.7k
1%
OUT
+
LT1370 • TA05
V
4V
5V
7V
9V
R2
18.7k
1%
R3
6.19k
1%
IN
+
C4**
100 F
10V
2
V
5V
OUT
C3
100 F
10V
V
5V
†
2
OUT
†
LT1370
13