LTM4622A
6
Rev B
For more information
Start-Up with No Load
Current Applied
Start-Up with 2A Load
Current Applied
Recover from Short-Circuit with
No Load Current Applied
Short-Circuit with No Load
Current Applied
Short-Circuit with 2A Load
Current Applied
Steady-State Output Voltage Ripple
TYPICAL PERFORMANCE CHARACTERISTICS
10ms/DIV
V
OUT
2V/DIV
RUN
10V/DIV
I
IN
0.5A/DIV
4622A G11
V
IN
= 12V, V
OUT
= 3.3V, f
SW
= 1MHz
OUTPUT CAPACITOR = 10µF CERAMIC
+ 47µF POSCAP
SOFT-START CAP = 0.1µF
20µs/DIV
4622A G14
I
IN
1A/DIV
V
OUT
2V/DIV
V
IN
= 12V, V
OUT
= 3.3V, f
SW
= 1MHz
OUTPUT CAPACITOR = 10µF + 47µF POSCAP
10ms/DIV
V
OUT
2V/DIV
RUN
10V/DIV
I
IN
1A/DIV
4622A G10
V
IN
= 12V, V
OUT
= 3.3V, f
SW
= 1MHz
OUTPUT CAPACITOR = 10µF CERAMIC
+ 47µF POSCAP
SOFT-START CAP = 0.1µF
20µs/DIV
4622A G12
V
OUT
2V/DIV
I
IN
1A/DIV
V
IN
= 12V, V
OUT
= 3.3V, f
SW
= 1MHz
OUTPUT CAPACITOR = 10µF CERAMIC
+ 47µF POSCAP
20µs/DIV
4622A G13
V
OUT
2V/DIV
I
IN
1A/DIV
V
IN
= 12V, V
OUT
= 3.3V, f
SW
= 1MHz
OUTPUT CAPACITOR = 10µF + 47µF POSCAP
20µs/DIV
V
OUT
AC-COUPLED
10mV/DIV
4622A G15
V
IN
= 12V, V
OUT
= 3.3V, f
SW
= 1MHz
OUTPUT CAPACITOR = 10µF + 47µF POSCAP
