LTC1530CS8 Linear Technology, LTC1530CS8 Datasheet - Page 20

• Manufacturer Part Number: LTC1530CS8
• Description: IC SW REG CNTRLR SYNC ADJ 8-SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC1530CS8

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.3 ~ 3.5 V
• Current - Output: 20A
• Frequency - Switching: 300kHz
• Voltage - Input: 3.3V, 5V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

3.3V
LTC1530
TYPICAL APPLICATIO S
20
V
IN
1 F
16V
C8
1 F
16V
C6
FMMD914
1
2
3
D1
V
GND
V
IN
LTC1517-5
OUT
+
C1
C1
C1
10 F
16V
–
+
5
4
C7
0.22 F
16V
C2
1 F
16V
R2
47k
47k
C3
1 F
16V
R3
L1 = COILCRAFT DO3316P-102
L2 = SUMIDA CEE125C-2R1
470 F
C10
1 F
16V
C11
Q1
FMMT3904
U
6V
100pF
+
C4
+
LTC1530 High Efficiency Boost Converter
C12
470 F
6V
100
90
80
70
60
50
40
30
20
10
0
0
R1
10k
C5
0.022 F
T
V
V
0.005
A
IN
OUT
R4
360
Efficiency vs Load Current
5%
= 25 C
R5
= 3.3V
= 5V
1
4
COMP
PV
0.22 F
2.1 H
LOAD CURRENT (A)
CC
L2
2
1
16V
LTC1530
C9
I
GND
MAX
5
2
3
D2
MBR0530T1
V
SENSE
I
FB
G2
G1
6
4
7
8
3
MBRS140T3
IRF7811
5
1530 TA05b
Q3
D3
R6
23.2k
1%
IRF7811
6
Q2
IRF7811
330 F
Q4
C16
10V
71.5k
+
1%
R7
+
330 F
C17
330 F
10V
C18
10V
+
1530 TA05a
330 F
1 H
L1
C14
10V
+
+
C13
1 F
16V
C15
330 F
10V
1530fa
V
5V
6A
OUT