Datasheet

 2014 Microchip Technology Inc. DS20005308B-page 9
MCP16331
Note: Unless otherwise indicated, V
IN
= EN = 12V, C
OUT
= C
IN
= 2 X10 µF, L = 15 µH, V
OUT
= 3.3V, I
LOAD
= 100 mA,
T
A
= +25°C, 6-Lead SOT-23 package.
FIGURE 2-24: Heavy Load Switching
Waveforms.
FIGURE 2-25: Light Load Switching
Waveforms.
FIGURE 2-26: Startup from V
IN
.
FIGURE 2-27: Startup from EN.
FIGURE 2-28: Load Transient Response.
FIGURE 2-29: Line Transient Response.
V
IN
= 12V
V
OUT
=3.3V
I
OUT
= 300 mA
2µs/div
V
OUT
20 mV/div
AC coupled
IL
200 mA/div
SW
10V/div
V
IN
= 48V
V
OUT
=3.3V
I
OUT
=5mA
V
OUT
20 mV/div
AC coupled
IL
50 mA/div
SW
20V/div
10 µs/div
V
IN
= 36V
V
OUT
=3.3V
I
OUT
=200mA
V
OUT
1V/div
V
IN
20V/div
80 µs/div
V
OUT
1V/div
V
IN
=12V
V
OUT
=3.3V
I
OUT
= 200 mA
80 µs/div
EN
2V/div
V
IN
=12V
V
OUT
=3.3V
Load Step from
100 mA to 500 mA
V
OUT
50 mV/div
AC coupled
200 µs/div
I
OUT
200 mA/div
V
OUT
=3.3V
I
OUT
= 200 mA
Line Step from
5V to 24V
200 µs/div
V
OUT
100 mV/div
AC coupled
V
IN
10V/div