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.
140
IOUT = 0 mA
130
120
110
VOUT = 2.5V
100
90
VOUT = 0.8V
80
-45
-20 5 30 55 80 105 130
Junction Temperature (°C)
FIGURE 2-13:
Quiescent Current vs.
Junction Temperature.
0.050
0.045
0.040
0.035
0.030
0.025
0.020
0.015
0.010
-45
IOUT = 1 mA
IOUT = 50 mA
VOUT = 2.5V
VIN = 3.0V to 6.0V
IOUT = 250 mA IOUT = 500 mA
IOUT = 100 mA
-20 5 30 55 80 105 130
Temperature (°C)
FIGURE 2-16:
Line Regulation vs.
Temperature (2.5V Fixed).
1.0
0.9 VOUT = 0.8V
0.8
0.7
0.6
0.5
0.4
VIN = 6.0V
0.3
VIN = 3.3V
0.2
0.1
0.0
-45 -20 5 30
VIN = 2.3V
55 80
Temperature (°C)
105 130
FIGURE 2-14:
ISHDN vs. Temperature.
0.10
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0.00
-45
IOUT = 1 mA
IOUT = 100 mA
IOUT = 250 mA
-20 5 30 55
VIN = 2.3V to 6.0V
VOUT = 0.8V
IOUT = 50 mA
IOUT = 500 mA
80 105 130
Temperature (°C)
FIGURE 2-15:
Line Regulation vs.
Temperature (0.8V Fixed).
0.20
0.18
0.16 VOUT = 0.8V
0.14
VOUT = 1.2V
0.12
0.10
0.08
0.06
0.04
0.02
-45 -20 5
IOUT = 1.0 mA to 500 mA
30 55 80 105 130
Temperature (°C)
FIGURE 2-17:
Load Regulation vs.
Temperature (VOUT < 2.5V Fixed).
0.00
-0.05
-0.10
-0.15
-0.20
-0.25
-0.30
-0.35
-45
VOUT = 2.5V
VOUT = 5.0V
IOUT = 1.0 mA to 500 mA
-20 5 30 55 80 105 130
Temperature (°C)
FIGURE 2-18:
Load Regulation vs.
Temperature (VOUT ≥ 2.5V Fixed).
DS22026B-page 10
© 2007 Microchip Technology Inc.
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