JAJSOE3B August 2022 – September 2024 ULN2803C
PRODUCTION DATA
PIN | TYPE | DESCRIPTION | |
---|---|---|---|
NAME | NO. | ||
1B | 1 | I | Channel 1 through 8 Darlington base input. |
2B | 2 | ||
3B | 3 | ||
4B | 4 | ||
5B | 5 | ||
6B | 6 | ||
7B | 7 | ||
8B | 8 | ||
1C | 20 | O | Channel 1 through 8 Darlington collector output. |
2C | 19 | ||
3C | 18 | ||
4C | 17 | ||
5C | 16 | ||
6C | 15 | ||
7C | 14 | ||
8C | 13 | ||
GND | 9 | — | Common emitter shared by all channels (typically tied to ground). |
COM | 12 | I/O | Common cathode node for flyback diodes (required for inductive loads). |
NC |
10, 11 |
— | No connect pin. |