MC7660 查看數據表（PDF） - ON Semiconductor
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MC7660 Datasheet PDF : 10 Pages
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MC7660
TYPICAL PERFORMANCE CHARACTERISTICS
12
10
8
6
SUPPLY VOLTAGE RANGE
4
2
0
−55 −25
0
25 50 75
TEMPERATURE (°C)
100 125
Figure 13. Operating Voltage versus
Temperature
100
98
96
IOUT = 1 mA
94
92
90 IOUT = 15 mA
88
86
84
TA = +25°C
82
V+ = +5 V
80
100
1k
10 k
OSCILLATOR FREQUENCY (Hz)
Figure 14. Power Conversion Efficiency
versus Oscillator Frequency
10 k
TA = +25°C
1k
100
10
0
1
2
3
4
5
6
7
8
SUPPLY VOLTAGE (VOLTS)
Figure 15. Output Source Resistance versus
Supply Voltage
350
300
IOUT = 1 mA
250
200
150
100 V+ = +2 V
50 V+ = +5 V
0
−55 −25
0
25 50 75
TEMPERATURE (°C)
100 125
Figure 16. Output Source Resistance
versus Temperature
10 k
TA = +25°C
V+ = +5 V
1k
100
10
1
10
100
1000
10 k
OSCILLATOR CAPACITANCE (pF)
Figure 17. Frequency of Oscillation versus
Oscillator Capacitance
20
V+ = +5 V
18
16
14
12
10
8
6
−55 −25
0
25 50 75
TEMPERATURE (°C)
100 125
Figure 18. Unloaded Oscillator Frequency
versus Temperature
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