Table 2 Truth table for the inverters.

From: Fully inkjet-printed flexible organic voltage inverters as a basic component in digital NOT gates

Gate

UIN [V]

Logic

UOUT [V]

Logic

U [V]

NOT1

 − 50 < UGS − 16

1

UDS =  − 10

0

 − 50

 − 16 < UGS < 0

0

UDS =  − 31

1

NOT2

 − 40 < UGS < -4.5

1

UDS =  − 2.1

0

 − 40

 − 4.5 < UGS < 0

0

UDS =  − 8

1