LTC1624CS8 Linear Technology, LTC1624CS8 Datasheet - Page 25

• Manufacturer Part Number: LTC1624CS8
• Description: IC SW REG CONTROLLER N-CH 8-SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost), Inverting, Sepicr

Specifications of LTC1624CS8

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.19 ~ 30 V
• Current - Output: 2A
• Frequency - Switching: 200kHz
• Voltage - Input: 3.5 ~ 36 V
• 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: -

TYPICAL APPLICATIONS
C
C
D1 = MOTOROLA MBR2535CT
IN
OUT1
R
27k
C
= KEMET T495X107M016AS
, C
OUT2
= SANYO 35MV 1000GX
R1
52.3k
R
6.8k
C
4700pF
C
C
D1 = MOTOROLA MBRS1100
C
20V TO
9V TO
IN
OUT
C
15V
V
= KEMET T495X226M035AS
32V
V
IN
C3
100pF
= SANYO 100MV100GX
IN
R1
13.3k
+
820pF
+
C
C
U
C4
1500pF
L1 = MAGNETICS CORE #55930AZ WINDING = 8T#14BIF
M1 = INTERNATIONAL RECTIFIER IRL 3803
R
C
100 F
16V
C3
100pF
SENSE
C
22 F
35V
IN
IN
Figure 19. 24V to 90V at 0.5A Boost Converter
= IRC OAR-3, 0.005 , 5%
1
2
3
4
Figure 20. 12V to 24V/5A Boost Converter
1
2
3
4
SENSE
I
V
GND
LTC1624
TH
LTC1624
SENSE
I
V
GND
FB
TH
FB
/RUN
0.005 , 5%
/RUN
R2, 1M, 1%
L1 = COILCRAFT D05022P-473
M1 = INTERNATIONAL RECTIFIER IRL 540NS
R
R
R2, 1M, 1%
–
R
0.025
SENSE
SENSE
–
SENSE
BOOST
BOOST
= IRC LR2010-01-R025-F
0.1 F
SW
0.1 F
V
C5
TG
SW
V
C5
IN
TG
IN
8
7
6
5
8
7
6
5
C
0.1 F
C
0.1 F
B
B
L1
10 H
M1*
L1
47 H
M1
*BOTH D1 AND Q1 MOUNTED ON
THERMALLOY MODEL 6399 HEAT SINK
D1*
D1
+
+
C
1000 F
35V
C
100 F
100V
OUT1
OUT
+
1624 F19
C
1000 F
35V
OUT2
V
90V
0.5A
OUT
LTC1624
1624 F20
R5
750
0.5W
Z1
IN755
7.5V
V
24V
5A
OUT
25