
14
Usually the open-collector outputs are used for controlling relays
(like our card K6714, Fig 5.0).
Figure 4.0 shows how to connect eventual relays. Its advisable to
use a separate power supply for the relays, rather than to branch off
from the power supply of the receiver.
Usage and connection
17. Usage and connection
- +
K8050
8
+
VCOM
13
15
14
12
11
9
10
5
6
7
3
4
+V
2
1
VB
GND
VA
MAINS
6 ... 12v/150mA
6 ... 12v/150mA
MAINS
6 ... 12v/150mA
FIG 4.0
K8050
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