Datasheet
STG3157 Pin connections and functions
Doc ID 9007 Rev 2 3/18
1 Pin connections and functions
Figure 1. Pin connections and IEC logic symbols
Figure 2. Input equivalent circuit
Table 2. Truth table
IN Switch S1 Switch S2
HONOFF
(1)
LOFF
(1)
1. High impedance
ON
Table 3. Pin descriptions
Pin Nยบ Symbol Name and function
1, 3 S1, S2 Independent channels
4 D Common channels
6INControl
5V
CC
Positive supply voltage
2 GND Ground (0 V)