DC1623A Linear Technology, DC1623A Datasheet - Page 6

• Manufacturer Part Number: DC1623A
• Description: BOARD EVAL LTM8003
• Manufacturer: Linear Technology
• Series: µModuler

Specifications of DC1623A

• Design Resources: LTM8033 Spice Model LTM8033 Gerber Files DC1623A Design Files DC1623A Schematic
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Power - Output: -
• Voltage - Output: 3.3V
• Current - Output: 3A
• Voltage - Input: 5.5 ~ 36 V
• Regulator Topology: Buck
• Frequency - Switching: 425kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LTM8033
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

LTM8033
TYPICAL PERFORMANCE CHARACTERISTICS
6
6.0
5.5
5.0
4.5
4.0
3.5
3.0
20
19
18
17
16
15
14
13
12
80
70
60
50
40
30
20
10
0
30
0
0
Minimum Required Input Voltage
vs Load Current, 3.3V
Minimum Required Input Voltage
vs Load Current, 12V
Radiated Emissions, 36V
1.2V
128.1
TO START, WITH RUN = V
500
500
OUT
226.2
RUN/SS CONTROLLED START
324.3
at 3A Load
TO RUN
LOAD CURRENT (mA)
LOAD CURRENT (mA)
1000
1000
FREQUENCY (MHz)
422.4
TO RUN OR START
520.5
1500
1500
618.6
IN
2000
OUT
2000
OUT
716.7
IN
814.8
2500
2500
,
912.9
8033 G22
8033 G25
8033 G28
3000
3000
1010
8.0
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
3.0
30
28
26
24
22
20
18
16
14
12
40
35
30
25
20
15
10
5
0
0
0
0
Minimum Required Input Voltage
vs Load Current, 5V
Minimum Required Input Voltage
vs Load Current, 18V
Temperature Rise vs Load
Current, 2.5V
TO START, WITH RUN = V
TO START,
WITH RUN = V
500
RUN/SS CONTROLLED START
500
500
TO RUN OR RUN/SS
CONTROLLED START
1000 1500
TO RUN
LOAD CURRENT (mA)
LOAD CURRENT (mA)
LOAD CURRENT (mA)
1000
1000
12V
IN
OUT
IN
36V
24V
1500
1500
IN
IN
2000
OUT
IN
OUT
2000
2000
5V
2500 3000 3500
IN
2500
2500
T
8033 G26
8033 G29
8033 G23
A
3000
3000
= 25°C, unless otherwise noted.
10.5
10.0
9.5
9.0
8.5
8.0
80
70
60
50
40
30
20
10
40
35
30
25
20
15
10
5
0
0
30
0
Minimum Required Input Voltage
vs Load Current, 8V
0
Radiated Emissions, 36V
24V
Temperature Rise vs Load
Current, 3.3V
TO START, WITH RUN = V
128.1
OUT
500
500
226.2
at 1.5A Load
324.3
LOAD CURRENT (mA)
LOAD CURRENT (mA)
1000
1000
FREQUENCY (MHz)
422.4
OUT
TO RUN OR RUN/SS
CONTROLLED START
24V
520.5
1500
1500
IN
36V
618.6
12V
OUT
IN
IN
2000
2000
IN
716.7
IN
814.8
2500
2500
,
912.9
8033 G30
8033 G24
8033 G27
8033f
3000
3000
1010