DC1477A Linear Technology, DC1477A Datasheet - Page 6
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DC1477A
Manufacturer Part Number
DC1477A
Description
BOARD EVAL LTM4609
Manufacturer
Linear Technology
Series
µModuler
Specifications of DC1477A
Main Purpose
DC/DC, Step Up or Down
Outputs And Type
1, Non-Isolated
Voltage - Output
30V
Current - Output
10A
Voltage - Input
10 ~ 36V
Regulator Topology
Buck-Boost
Frequency - Switching
300kHz
Board Type
Fully Populated
Utilized Ic / Part
LTM4609
Lead Free Status / RoHS Status
Not applicable / Not applicable
Power - Output
-
LTM4609
TYPICAL PERFORMANCE CHARACTERISTICS
100mV/DIV
6
5V/DIV
5A/DIV
2A/DIV
V
V
I
OUT
OUT
OUT
I
IN
LOAD STEP: 0A TO 5A AT CCM
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
Transient Response from
32V
Short Circuit with 6V
at I
OUT
IN
to 12V
= 4A
OUT
200μs/DIV
50μs/DIV
IN
to 12V
OUT
4609 G13
4609 G10
10V/DIV
2A/DIV
5V/DIV
5A/DIV
5A/DIV
V
V
OUT
OUT
I
I
IN
I
IN
L
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
Start-Up with 6V
I
0.1μF SOFT-START CAP
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
Short Circuit with 32V
at I
OUT
OUT
= 4A
= 5A
50ms/DIV
50μs/DIV
IN
to 12V
IN
to 12V
OUT
at
4609 G14
4609 G11
OUT
10V/DIV
10V/DIV
5A/DIV
2A/DIV
5A/DIV
V
V
OUT
OUT
I
I
IN
I
IN
L
Start-Up with 32V
I
0.1μF SOFT-START CAP
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
Short Circuit with 12V
at I
OUTPUT CAPS: 2x 10μF 50V CERAMIC CAPS AND
2x 47μF 50V ELECTROLYTIC CAPS
2x 15mΩ SENSING RESISTORS
OUT
OUT
= 5A
= 2A
10ms/DIV
20μs/DIV
IN
to 12V
IN
to 34V
OUT
at
4609 G12
4607 G15
OUT
4609fb