LTM4606 LINER [Linear Technology], LTM4606 Datasheet - Page 6

• Manufacturer Part Number: LTM4606
• Description: Ultralow EMI 28VIN, 6A DC/DC ?Module
• Manufacturer: LINER [Linear Technology]

LTM4606
TYPICAL PERFORMANCE CHARACTERISTICS
6
0.5V/DIV
0.5A/DIV
0.2A/DIV
2V/DIV
V
V
0.606
0.604
0.602
0.600
0.598
0.596
0.594
OUT
OUT
I
I
IN
IN
–55
–55°C, Start-Up, I
Short-Circuit Protection,
I
V
V
C
SOFT-START = 3.9nF
V
V
C
SOFT-START = 0.1μF
OUT
V
IN
OUT
OUT
IN
OUT
OUT
FB
= 12V
= 12V
= 1.5V
= 2x 22μF , 10V CERAMIC
= 2.5V
= 2x 22μF , 10V CERAMIC
= 0A
vs Temperature
–25
1x 100μF , 6.3V CERAMIC
1x 100μF , 6.3V CERAMIC
TEMPERATURE (°C)
5
50μs/DIV
1ms/DIV
35
OUT
= 6A
65
95
4606 G17
4606 G11
4606 G18
125
0.5V/DIV
0.5A/DIV
10mV/DIV
1V/DIV
2A/DIV
V
V
OUT
OUT
I
I
IN
IN
V
IN
Start-Up, I
V
V
C
SOFT-START = 3.9nF
Short-Circuit Protection,
I
V
V
C
SOFT-START = 0.1μF
OUT
IN
OUT
OUT
IN
OUT
OUT
Input Ripple
V
V
C
BW = 300MHz
= 12V
IN
OUT
IN
= 12V
= 1.5V
= 1x 22μF , 6.3V CERAMIC
= 2.5V
= 2x 22μF , 10V CERAMIC
= 6A
= 5V
= 3x 10μF , 25V CERAMIC
1x 330μF , 4V SANYO POSCAP
1x 100μF , 6.3V CERAMIC
= 1V AT 6A
1x 150μF BULK
OUT
1ms/DIV
50μs/DIV
= 0A
2μs/DIV
4606 G09
4606 G12
4606 G14
0.5V/DIV
0.5A/DIV
2mV/DIV
V
OUT
4.5
28
24
20
16
12
V
I
IN
8
OUT
0.6
V
Operation Region
Start-Up, I
(Resistive Load)
V
V
C
SOFT-START = 3.9nF
SEE FREQUENCY ADJUSTMENT SECTION
FOR OPERATIONS OUTSIDE THIS REGION
IN
OUT
OUT
IN
Output Ripple
1.0
V
V
C
BW = 300MHz
IN
OUT
OUT
= 12V
to V
= 1.5V
= 1x 22μF , 6.3V CERAMIC
= 5V
1x 330μF , 4V SANYO POSCAP
1.5
= 1V AT 6A
= 2x 22μF , 6.3V CERAMIC
1x 100μF , 6.3V CERAMIC
OUT
2.0
OUT
WITH DEFAULT FREQUENCY
Step-Down
OPERATION REGION
2.5
V
1ms/DIV
= 6A
OUT
2μs/DIV
3.0
(V)
3.5
4.0
4.5
4606 G10
4606 G13
4606 G15
4606f
5.0