
NCN6010
http://onsemi.com
13
The operating waveforms are given in Figure 12 to
illustrate the high peak current flowing in the transfer
capacitor. The real ripple voltage, coming from the
engineering board, is given in Figure 13.
TIME (
μ
s)
I(R4)
–2.0 A
0 A
2.0 A
SEL>>
V(C2:2)
0 V
2.0 V
4.0 V
6.0 V
SIM_V
CC
Output Voltage
Load = 10 mA
Charge Pump Transfer
Capacitor Current
0
20
40
60
Figure 12. Simulated Charge Pump Typical Waveforms
Figure 13. SIM_VCC Output Voltage Ripple @ Iout = 10 mA