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