Operation Theorem 33
Figure 4-3: Isolate output circuits of PCI-7234 (sink current)
Figure 4-4: Isolate output circuits of PCI-7234P (source current)
DC (5-35V)
Load
VDD
IDOn
Darlington
Sink Driver
PC 817
V5V
I.GND
DC (5-35V)
Load
VDD
IDOn
I.GND
Darlington
Source Current
V5V
PC 817
