ltm4601hv Linear Technology Corporation, ltm4601hv Datasheet - Page 6

• Manufacturer Part Number: ltm4601hv
• Description: 12a 28vin Dc/dc ?module With Pll, Output Tracking And Margining
• Manufacturer: Linear Technology Corporation

LTM4601HV
TYPICAL PERFOR A CE CHARACTERISTICS
6
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0.5V/DIV
0.5A/DIV
0.5V/DIV
0
1A/DIV
V
V
V
IN
OUT
OUT
2
I
I
IN
IN
to V
4
Start-Up, I
V
V
C
3 × 22µF
SOFT-START = 10nF
Short-Circuit Protection, I
V
V
C
3 × 22µF
SOFT-START = 10nF
IN
OUT
OUT
IN
OUT
OUT
OUT
6
= 12V
= 12V
= 1.5V
= 470µF
INPUT VOLTAGE (V)
= 1.5V
= 470µF
8
Step-Down Ratio
10
W
OUT
12 14
50µs/DIV
= 0A
5ms/DIV
16
U
18
20 22 24
4601HV G11
OUT
4601HV G09
4601HV G13
= 0A
3.3V OUTPUT WITH
130k FROM V
TO I
5V OUTPUT WITH
100k RESISTOR
ADDED FROM f
TO GND
5V OUTPUT WITH
NO RESISTOR ADDED
FROM f
2.5V OUTPUT
1.8V OUTPUT
1.5V OUTPUT
1.2V OUTPUT
ON
SET
TO GND
OUT
SET
0.5V/DIV
0.5V/DIV
1A/DIV
1A/DIV
V
V
OUT
OUT
I
I
IN
IN
V
V
C
3 × 22µF
SOFT-START = 10nF
V
V
C
3 × 22µF
SOFT-START = 10nF
Short-Circuit Protection, I
Start-Up, I
(Resistive Load)
IN
OUT
OUT
IN
OUT
OUT
(See Figures 19 and 20 for all curves)
TRACK/SS
= 12V
= 12V
0.5V/DIV
0.5V/DIV
= 1.5V
= 470µF
= 1.5V
= 470µF
1V/DIV
V
OUT
V
FB
OUT
Track, I
V
V
C
3 × 22µF
SOFT-START = 10nF
IN
OUT
OUT
= 12V
50µs/DIV
2ms/DIV
= 12A
= 1.5V
= 470µF
OUT
= 12A
2ms/DIV
OUT
4601HV G10
4601HV G14
= 12A
4601HV G12
4601hvf