Datasheet

© 2007 Microchip Technology Inc. DS21826B-page 7
MCP1700
Note: Unless otherwise indicated: V
R
= 1.8V, C
OUT
= 1 µF Ceramic (X7R), C
IN
= 1 µF Ceramic (X7R), I
L
= 100 µA,
T
A
= +25°C, V
IN
=V
R
+1V.
FIGURE 2-13: Dropout Voltage vs. Load
Current (V
R
=5.0V).
FIGURE 2-14: Power Supply Ripple
Rejection vs. Frequency (V
R
=1.2V).
FIGURE 2-15: Power Supply Ripple
Rejection vs. Frequency (V
R
=2.8V).
FIGURE 2-16: Noise vs. Frequency.
FIGURE 2-17: Dynamic Load Step
(V
R
=1.2V).
FIGURE 2-18: Dynamic Load Step
(V
R
=1.8V).
0
0.02
0.04
0.06
0.08
0.1
0.12
0.14
0.16
0 25 50 75 100 125 150 175 200 225 250
Load Current (mA)
Dropout Voltage (V)
T
J
= - 40°C
T
J
= +25°C
T
J
= +125°C
V
R
= 5.0
V
0.01
0.1
1
10
0.01 0.1 1 10 100 1000
Frequency (KHz)
Noise (µV/
√
Hz)
V
IN
= 2.5V
V
R
= 1.2V
I
OUT
= 50ma
V
IN
= 2.8V
V
R
= 1.8V
I
OUT
= 50ma
V
IN
= 3.8V
V
R
= 2.8V
I
OUT
= 50ma