MCP1650 查看數據表（PDF） - Microchip Technology
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MCP1650 Datasheet PDF : 30 Pages
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MCP1650/51/52/53
Note: Unless otherwise indicated, VIN = 3.3V, VOUT = 12V, CIN = 10 µF (x5R or X7R Ceramic), COUT = 10 µF (X5R or X7R),
IOUT = 10 mA, L = 3.3 µH, SHDN > VIH, TA = +25°C.
20
PGTH(HIGH)
15
TA = 25°C
10
PGTH(Hysteresis)
5
0
-5
-10
PGTH(LOW)
-15
-20
2.7 3 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6
Input Voltage (V)
FIGURE 2-25:
PG Threshold and
Hysteresis Percentage vs. Input Voltage.
116
114
112
TJ = +125°C
110
108
TJ = +25°C
106
TJ = - 40°C
104
2 2.5 3 3.5 4 4.5 5 5.5 6
Input Voltage (V)
FIGURE 2-28:
Current Sense Threshold
vs. Input Voltage.
250
200
150
TJ = +125°C
100
TJ = +25°C
50
TJ = - 40°C
0
0
2
4
6
8
10
PG Output Sink Current (mA)
FIGURE 2-26:
Current.
PG Output Voltage vs. Sink
20.0
16.0
TJ = +125°C
12.0
8.0
TJ = - 40°C
4.0
TJ = +25°C
0.0
2 2.5 3 3.5 4 4.5 5 5.5 6
Input Voltage (V)
FIGURE 2-29:
VEXT High Output Voltage
vs. Input Voltage.
FIGURE 2-27:
PG Timing.
8.0
7.0
6.0
TJ = +125°C
5.0
4.0
3.0
TJ = - 40°C
2.0
TJ = +25°C
1.0
0.0
2 2.5 3 3.5 4 4.5 5 5.5 6
Input Voltage (V)
FIGURE 2-30:
VEXT Low Output Voltage
vs. Input Voltage.
2004-2013 Microchip Technology Inc.
DS21876B-page 11
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