CAT661_07 Datasheet, PDF (5/17 Pages) Catalyst Semiconductor – High Frequency 100mA CMOS Charge Pump, Inverter/Doubler

CAT661
TYPICAL OPERATING CHARACTERISTICS
Inverted Output voltage vs. Load, V+ = 5V
5.0
4.8
4.6
4.4
4.2
4.0
0
20 40 60 80 100
LOAD CURRENT [mA]
Oscillator Frequency vs. Supply Voltage
50
40
30
20
FC = Open
10
0
1
2
3
4
5
6
SUPPLY VOLTAGE [V]
Output Voltage Drop vs. Load Current
1.0
0.8
0.6
0.4
0.2
0.0
0
V+ = 3V
V+ = 5V
20 40 60 80 100
LOAD CURRENT [mA]
Oscillator Frequency vs. Supply Voltage
200
160
120
FC = V+
80
40
0
1
2
3
4
5
6
SUPPLY VOLTAGE [V]
Supply Current vs. Oscillator Frequency
10000
1000
NNooLoad
Ld
100
10
1
10
100
1000
OSCILLATOR FREQUENCY [KHz]
Efficiency vs. Load Current
100
90
V+ =5V
80
V+ = 3V
70
60
50
40
0
50
100
LOAD CURRENT [mA]
5
Doc. No. MD-5003, Rev. K