ICL828 Datasheet, PDF (3/7 Pages) Intersil Corporation – Switched-Capacitor Voltage Inverter

Typical Performance Curves (Continued)
ICL828
60
50
V_IN = 1.5V
40
30
V_IN = 3.3V
20
V_IN = 5V
10
0
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80
TEMPERATURE (^oC)
FIGURE 3. R_OUT vs TEMPERATURE
70
60
50
40
30
20
10
0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
SUPPLY VOLTAGE (V)
FIGURE 4. SUPPLY CURRENT vs VOLTAGE
16
14 _{VIN = 5V}
12
V_IN = 3.3V
10
V_IN = 1.5V
8
6
4
2
0
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80
TEMPERATURE (^oC)
FIGURE 5. OSCILLATOR FREQUENCY vs TEMPERATURE
100
95
90
85
80
75
70
65
60
0
V_IN = 5V
V_IN = 2V
V_IN = 3.3V
10
20
30
40
50
OUTPUT CURRENT (mA)
FIGURE 6. EFFICIENCY vs OUTPUT CURRENT
60
V_IN = 4.75V, V_OUT = -4V
50
40
V_IN = 3.15V, V_OUT = -2.5V
30
20
V_IN = 1.9V, V_OUT = -1.5V
10
0
1.5
20
40
60
80
CAPACITANCE (µF)
FIGURE 7. OUTPUT CURRENT vs CAPACITANCE
80
70
60
V_IN = 5V
50
V_IN = 3.3V
40
30
20
V_IN = 1.5V
10
0
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80
TEMPERATURE (^oC)
FIGURE 8. SUPPLY CURRENT vs TEMPERATURE
3