Datasheet

LTM4602HV
5
4602hvf
3.3V Transient Res
p
onse
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Start-Up, I
OUT
= 0A
Start-Up, I
OUT
= 6A
(
Resistive Load
)
Short-Circuit Protection,
I
OUT
= 0A
Short-Circuit Protection,
I
OUT
= 6A
V
IN
to V
OUT
Ste
p
down Ratio
(See Figure 22 for all curves)
3.3V AT 3A/µs LOAD STEP
C
OUT
= 22µF, 6.3V CERAMIC
330µF, 4V SANYO POS CAP
20µs/DIV
4602HV G09
V
OUT
50mV/DIV
I
OUT
2A/DIV
V
IN
(V)
0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
515
4602HV G14
10 2820 25
V
OUT
(V)
5V
3.3V
2.5V
1.8V
1.5V
1.2V
f
ADJ
= OPEN
SEE FREQUENCY ADJUSTMENT DISCUSSION
FOR 12V
IN
TO 5V
OUT
AND 5V
IN
TO 3.3V
OUT
CONVERSION
0.6V
V
IN
= 12V
V
OUT
= 1.5V
C
OUT
= 1 × 22µF, 6.3V X5R
330µF, 4V SANYO POS CAP
NO EXTERNAL SOFT-START CAPACITOR
200µs/DIV
4602HV G10
V
OUT
0.5V/DIV
I
IN
0.5A/DIV
V
IN
= 12V
V
OUT
= 1.5V
C
OUT
= 1 × 22µF, 6.3V X5R
330µF, 4V SANYO POS CAP
NO EXTERNAL SOFT-START CAPACITOR
500µs/DIV
4602HV G11
V
OUT
0.5V/DIV
I
IN
0.5A/DIV
V
IN
= 12V
V
OUT
= 1.5V
C
OUT
= 1 × 22µF, 6.3V X5R
330µF, 4V SANYO POS CAP
NO EXTERNAL SOFT-START CAPACITOR
20µs/DIV
4602HV G12
V
OUT
0.5V/DIV
I
IN
0.5A/DIV
V
IN
= 12V
V
OUT
= 1.5V
C
OUT
= 1 × 22µF, 6.3V X5R
330µF, 4V SANYO POS CAP
NO EXTERNAL SOFT-START CAPACITOR
20µs/DIV
4602HV G13
V
OUT
0.5V/DIV
I
IN
0.5A/DIV