Datasheet

© 2007 Microchip Technology Inc. DS22026B-page 9
MCP1725
Note: Unless otherwise indicated, V
IN
= V
OUT
+ 0.5V or V
IN
= 2.3V (whichever is greater), I
OUT
= 1 mA,
C
IN
= C
OUT
= 4.7 µF Ceramic (X7R), SHDN = V
IN
, C
DELAY
= Open, Fixed Output Version, and T
A
= +25°C.
FIGURE 2-7: Dropout Voltage vs. Load
Current (Adjustable Version).
FIGURE 2-8: Dropout Voltage vs.
Temperature (Adjustable Version).
FIGURE 2-9: Power Good (PWRGD)
Time Delay vs. Temperature (Adjustable
Version).
FIGURE 2-10: Quiescent Current vs. Input
Voltage (0.8V Fixed).
FIGURE 2-11: Quiescent Current vs. Input
Voltage (2.5V Fixed).
FIGURE 2-12: Ground Current vs. Load
Current.
0.00
0.05
0.10
0.15
0.20
0.25
0 100 200 300 400 500
Load Current (mA)
Dropout Voltage (V)
V
OUT
= 2.5V
V
OUT
= 5.0V
0.16
0.18
0.20
0.22
0.24
0.26
0.28
-45 -20 5 30 55 80 105 130
Temperature (°C)
Dropout Voltage (V)
V
OUT
= 2.5V
V
OUT
= 5.0V
V
OUT
= 3.3V
I
OUT
= 500 mA
25
26
27
28
29
30
31
32
33
34
35
-45 -20 5 30 55 80 105 130
Temperature (°C)
Power Good Time Delay (ms)
V
IN
= 2.3V
V
IN
= 3.0V
V
IN
= 5.0V
C
DELAY
= 0.01 µF
I
OUT
= 0 mA
80
90
100
110
120
130
140
150
23456
Input Voltage (V)
Quiescent Current (µA)
-45°C
+130°C
+90°C
+25°C0°C
I
OUT
= 0 mA
90
100
110
120
130
140
150
3 3.5 4 4.5 5 5.5 6
Input Voltage (V)
Quiescent Current (µA)
-45°C 0°C
+25°C +90°C
+135°C
I
OUT
= 0 mA
110
130
150
170
190
210
0 100 200 300 400 500
Load Current (mA)
Ground Current (µA)
V
OUT
= 5.0V
V
OUT
= 2.5V