Datasheet

MCP1825/MCP1825S
DS22056B-page 12 © 2008 Microchip Technology Inc.
Note: Unless otherwise indicated, C
OUT
= 4.7 µF Ceramic (X7R), C
IN
= 4.7 µF Ceramic (X7R), I
OUT
= 1 mA,
Temperature = +25°C, V
IN
= V
OUT
+ 0.5V, Fixed output.
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.
FIGURE 2-10: Quiescent Current vs. Input
Voltage.
FIGURE 2-11: Quiescent Current vs. Input
Voltage.
FIGURE 2-12: Ground Current vs. Load
Current.
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0 50 100 150 200 250 300 350 400 450 500
Load Current (mA)
Dropout Voltage (V)
V
OUT
= 2.5V Adj
V
OUT
= 5.0V Adj
0.20
0.22
0.24
0.26
0.28
0.30
-45 -20 5 30 55 80 105 130
Temperature (°C)
Dropout Voltage (V)
V
OUT
= 3.3V Adj
V
OUT
= 5.0V Adj
V
OUT
= 2.5V Adj
I
OUT
= 500 mA
100
110
120
130
140
150
160
170
-45-205 305580105130
Temperature (°C)
Power Good Time Delay (µS)
V
OUT
= 2.5V Fixed
V
IN
= 3.0V
V
IN
= 5.0V
V
IN
= 4.0V
V
IN
= 6.0V
90
100
110
120
130
140
150
160
23456
Input Voltage (V)
Quiescent Current (μA)
-45°C
+130°C
+90°C
+25°C
V
OUT
= 0.8V
I
OUT
= 0 mA
0°C
90
100
110
120
130
140
150
33.544.555.56
Input Voltage (V)
Quiescent Current (μA)
V
OUT
= 2.5V
I
OUT
= 0 mA
+130°C
-45°C
+25°C
+90°C
+0°C
0
50
100
150
200
250
0 100 200 300 400 500 600
Load Current (mA)
Ground Current (μA)
V
IN
= 2.3V for V
R
=0.8
V
V
IN
= 3.0V for V
R
=2.5
V
V
OUT
=0.8V
V
OUT
=2.5V