Datasheet

© 2011 Microchip Technology Inc. DS22049F-page 9
MCP1703
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
OUT(MAX)
+ V
DROPOUT(MAX)
or 2.7V, whichever is greater.
FIGURE 2-25: PSRR vs. Frequency.
FIGURE 2-26: Output Noise vs. Frequency.
FIGURE 2-27: Power Up Timing.
FIGURE 2-28: Dynamic Load Response.
FIGURE 2-29: Dynamic Load Response.
FIGURE 2-30: Output Voltage vs. Input
Voltage.
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
0.01 0.1 1 10 100 1000
Frequency (KHz)
PSRR (dB)
V
R
=5.0V
V
IN
=6.0V
V
INAC
= 100 mV p-p
C
IN
=0 μF
I
OUT
=100 µA
0.001
0.01
0.1
1
10
100
0.01 0.1 1 10 100 1000
Frequency (kHz)
Noise (µV/
√
Hz)
V
R
=5.0V, V
IN
=6.0V
I
OUT
=50 mA
V
R
=2.8V, V
IN
=3.8V
V
R
=1.2V, V
IN
=2.7V
0.0
1.0
2.0
3.0
4.0
0.01.02.03.04.0
Input Voltage (V)
Output Voltage (V)
R
LOAD
=10 kΩ
V
R
= 2.5V