SP6660 Datasheet, PDF (6/22 Pages) Sipex Corporation – 200mA Charge Pump Inverter or Doubler

TYPICAL PERFORMANCE CHARACTERISTICS
V
IN
=
+3.6V,
T
AMB
=
25^oC
unless
otherwise
noted.
LF
=
Low
Frequency,
FC
=
Open,
C1
=
C2
=
150µF.
HF = High Frequency, FC = V+, C1 = C2 = 22µF. Inverter Circuit use Figure 1. Doubler Circuit use Figure 2.
3A: Doubler ^0.6
0.5
HF
0.4
LF
0.3
0.2
0.1
0
1.5
2
2.5
3
3.5
4
4.5
Supply Voltage (V)
3B: Inverter 0.8
0.6
HF
LF
0.4
0.2
0
1
1.5
2
2.5
3
3.5
4
4.5
Supply Voltage (V)
Figure 3A and 3B Supply Current vs. Supply Voltage
4
3
2
Inverter
Doubler
1
0
1
10
100
Oscillator Frequency (kHz)
Figure 4. Supply Current vs. Oscillator Frequency
SP6660DS/11
SP6660 200mA Charge Pump Inverter or Doubler
6
1000
© Copyright 2000 Sipex Corporation