MCP1727-3302ESN 데이터 시트보기 (PDF) - Microchip Technology
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MCP1727-3302ESN Datasheet PDF : 32 Pages
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MCP1727
NOTE: Unless otherwise indicated VOUT = 1.8V (Adjustable), VIN = 2.8V, COUT = 4.7 µF Ceramic (X7R), CIN = 4.7 µF
Ceramic (X7R), IOUT = 1 mA, Temperature = +25°C, VIN = VOUT + 0.6V, RPWRGD = 10 kΩ To VIN.
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
0
VOUT = 5.0V Adj
VOUT = 2.5V Adj
250 500 750 1000 1250 1500
Load Current (mA)
FIGURE 2-7:
Dropout Voltage vs. Load
Current (Adjustable Version).
150
140
130
VOUT = 0.8V
IOUT = 0 mA
120
110
100
+130°C
+85°C
+25°C
-45°C
90
80
2
3
4
5
6
Input Voltage (V)
FIGURE 2-10:
Quiescent Current vs. Input
Voltage (0.8V Fixed).
0.42
0.40
IOUT = 1.5A
0.38
0.36
0.34
0.32
VOUT = 5.0V Adj
VOUT = 2.5V Adj
VOUT = 3.3V Adj
0.30
-45 -20
5 30 55 80
Temperature (°C)
105 130
FIGURE 2-8:
Dropout Voltage vs.
Temperature (Adjustable Version).
150
140
130
VOUT = 2.5V
IOUT = 0 mA
120
110
100
+130°C
+90°C
+25°C
-45°C
90
80
3
3.5
4
4.5
5
5.5
6
Input Voltage (V)
FIGURE 2-11:
Quiescent Current vs. Input
Voltage (2.5V Fixed).
32
31
30
29
28
27
26
25
-45
VIN = 2.4V
CDELAY = 0.01 μF
VOUT = 1.8V Adj
VIN = 5.0V
VIN = 3.3V
-20 5 30 55 80 105 130
Temperature (°C)
FIGURE 2-9:
Power Good (PWRGD)
Time Delay vs. Temperature.
250.00
200.00
150.00
100.00
50.00
0.00
0
VOUT=0.8V
VOUT=2.5V
VIN = 2.3V for VR=0.8V
VIN = 3.1V for VR=2.5V
250 500 750 1000 1250 1500
Load Current (mA)
FIGURE 2-12:
Current.
Ground Current vs. Load
© 2007 Microchip Technology Inc.
DS21999B-page 9
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