ICL7660S Просмотр технического описания (PDF) - Intersil
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ICL7660S Datasheet PDF : 13 Pages
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ICL7660S, ICL7660A
Typical Performance Curves
See Figure 12, “ICL7660S Test Circuit” on page 7) and Figure 13 “ICL7660A Test Circuit” on page 7 (Continued)
10
V+ = 5V
9
TA = +25°C
8
7
6
5
4
3
2
1
0
1
10
100
1k
COSC (pF)
FIGURE 5. FREQUENCY OF OSCILLATION AS A FUNCTION
OF EXTERNAL OSCILLATOR CAPACITANCE
20
18
16
14
V+ = 10V
12
10
V+ = 5V
8
-55 -25
0
25
50
75 100
125
TEMPERATURE (°C)
FIGURE 6. UNLOADED OSCILLATOR FREQUENCY AS A
FUNCTION OF TEMPERATURE
1
V+ = 5V
0 TA = +25°C
-1
-2
-3
-4
-5
0
10
20
30
40
LOAD CURRENT (mA)
FIGURE 7. OUTPUT VOLTAGE AS A FUNCTION
OF OUTPUT CURRENT
2
V+ = 2V
TA = +25°C
1
0
-1
-2
0
1
2
34
5
6
7
8
9
LOAD CURRENT (mA)
FIGURE 9. OUTPUT VOLTAGE AS A FUNCTION OF OUTPUT
CURRENT
100
100
90
90
80
80
70
70
60
60
50
40
30
20
10
0
0
V+ = 5V
TA = +25°C
10
20
30
40
50
LOAD CURRENT (mA)
50
40
30
20
10
0
60
FIGURE 8. SUPPLY CURRENT AND POWER CONVERSION
EFFICIENCY AS A FUNCTION OF LOAD
CURRENT
100
90
80
70
60
50
40
30
20
10
0
0 1.5
V+ = 2V
TA = +25°C
3.0 4.5
6.0 7.5
LOAD CURRENT (mA)
16
14
12
10
8
6
4
2
0
9.0
FIGURE 10. SUPPLY CURRENT AND POWER CONVERSION
EFFICIENCY AS A FUNCTION OF LOAD CURRENT
6
FN3179.7
January 23, 2013
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