LT1370HVCR Linear Technology, LT1370HVCR Datasheet - Page 13

• Manufacturer Part Number: LT1370HVCR
• Description: IC SWTCHNG REG 6A HI-EFF 7-DD
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost), Inverting, Cuk, Flyback, Forward Converterr

Specifications of LT1370HVCR

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 42 V
• Current - Output: 6A
• Frequency - Switching: 500kHz
• Voltage - Input: 2.7 ~ 25 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (7 leads + tab)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

TYPICAL APPLICATIONS
+
+
OFF
C1
33µF
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**
100µF
10V
4V TO 9V
LT1370
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
V
V
ON
IN
IN
Single Li-Ion Cell to 5V
V
V
SW
C
FB
S/S
R1
2k
GND
C4
0.047µF
0.047µF
LT1370
V
IN
C2
•
R3
2k
L1A*
6.8µH
V
V
L1*
SW
C
†
C5
0.0047µF
FB
4.7µF
MAX I
C2
2.5A
3.3A
I
OUT
3A
OUT
MBRD835L
C3
0.0047µF
2.7V
3.3V
3.6V
V
IN
•
D1
MBRD835L
L1B*
6.8µH
†
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**
100µF
10V
× 2
V
5V
OUT
C3
100µF
10V
× 2
V
5V
†
OUT
†
LT1370
sn1370 1370fs
13