ltm4612 Linear Technology Corporation, ltm4612 Datasheet - Page 6
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ltm4612
Manufacturer Part Number
ltm4612
Description
Ultralow Noise 36vin, 15vout, 5a, Dc/dc ?module
Manufacturer
Linear Technology Corporation
Datasheet
1.LTM4612.pdf
(24 pages)
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LTM4612
TYPICAL PERFORMANCE CHARACTERISTICS
6
5V/DIV
1A/DIV
V
OUT
I
IN
36
24
30
18
12
0
6
3.3
SOFT-START CAPACITOR: 3.9nF
C
1 47μF OSCON CAPACITOR
Start-Up with 24V
I
V
OUT
IN
SEE FREQUENCY ADJUSTMENT SECTION
FOR OPERATIONS OUTSIDE THIS REGION
IN
4
= 3 10μF CERAMIC CAPACITORS AND
to V
= 5A, T
OPERATING REGION
WITH DEFAULT FREQUENCY
OUT
6
A
Step-Down Ratio
500μs/DIV
= –55°C
8
V
OUT
IN
(V)
10
to 12V
12
OUT
4612 G13
at
14 15
4612 G10
50mV/DIV
0.2A/DIV
5V/DIV
V
OUT
I
IN
C
2 47μF CERAMIC CAPACITORS
V
V
C
Short-Circuit with 24V
at I
Input Ripple
OUT
IN
OUT
IN
= 24V
= 3 10μF 50V CERAMIC 1 100μF BULK
OUT
= 2 22μF CERAMIC CAPACITORS AND
= 12V AT 5A RESISTIVE LOAD
= 0A
50μs/DIV
1μs/DIV
IN
to 12V
OUT
4612 G14
4612 G11
10mV/DIV
2A/DIV
5V/DIV
V
OUT
I
IN
C
2 47μF CERAMIC CAPACITORS
Short-Circuit with 24V
at I
Output Ripple
V
V
C
2 47μF 16V CERAMIC
OUT
IN
OUT
OUT
= 24V
OUT
= 2 22μF CERAMIC CAPACITORS AND
= 12V AT 5A RESISTIVE LOAD
= 2 22μF 16V CERAMIC AND
= 5A
20μs/DIV
1μs/DIV
IN
to 12V
OUT
4612 G15
4612 G12
4612f