CAT660EVA-GT3 Datasheet, PDF (4/13 Pages) ON Semiconductor – 100 mA CMOS Charge Pump Inverter/Doubler

Voltage Inverter
V⁺
+ C₁
150 mF
CAT660
CAT660
1
BOOST/FC
V+ ⁸
2
CAP+
7
OSC
3
GND
4
CAP−
6
LV
5
OUT
I_{S V+}
5V
External
Oscillator
C_OSC
C2
150 mF
+
Figure 3. Test Circuit
R_L
I_L
V_OUT
TYPICAL OPERATING CHARACTERISTICS
(Typical characteristic curves are generated using the test circuit in Figure 3. Inverter test conditions are: V+ = 5 V, LV = GND, BOOST/FC
= Open and T_A = 25°C unless otherwise indicated. Note that the charge−pump frequency is one−half the oscillator frequency.)
150
120
90
No Load
60
30
120
VIN = 5 V
100
80
60
VIN = 3 V
40
VIN = 2 V
20
0
1
2
3
4
5
6
INPUT VOLTAGE (V)
Figure 4. Supply Current vs. Input Voltage
10
0
−50 −25
0
25 50 75 100 125
TEMPERATURE (°C)
Figure 5. Supply Current vs. Temperature
(No Load)
8
8
7
6
6
VIN = 2 V
100 W Load
5
4
VIN = 3 V
4
2
VIN = 5 V
3
0
1
2
3
4
5
6
INPUT VOLTAGE (V)
Figure 6. Output Resistance vs. Input Voltage
2
−50 −25
0
25 50 75 100 125
TEMPERATURE (°C)
Figure 7. Output Resistance vs. Temperature
(50 W Load)
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