4 Designing the Power Supply System
• Ia: Total current consumption from the I/O power supply (A)
• D: Inrush current duty
• t: Inrush current pulse width (s)
• T: Inrush current period (s)
Ip
Irms
Ia
0A
τ
T
4
4-21
NX-series NX502 CPU Unit Hardware User's Manual (W629)