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ULN2003 Darlington Array
ULN2003
Texas InstrumentsDriver
The ULN2003 is a 7-channel Darlington transistor array that drives inductive loads (relays, steppers, solenoids) from logic pins. Each input drives an open-collector output; built-in flyback diodes tie to the COM pin.
In stock
Specifications
0No specs listed.
Pinout
16| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | IN1 | GPIO | Input 1 |
| 2 | IN2 | GPIO | Input 2 |
| 3 | IN3 | GPIO | Input 3 |
| 4 | IN4 | GPIO | Input 4 |
| 5 | IN5 | GPIO | Input 5 |
| 6 | IN6 | GPIO | Input 6 |
| 7 | IN7 | GPIO | Input 7 |
| 8 | GND | GND | Ground |
| 9 | COM | POWER | Common (flyback cathodes; to load supply) |
| 10 | OUT7 | — | Output 7 |
| 11 | OUT6 | — | Output 6 |
| 12 | OUT5 | — | Output 5 |
| 13 | OUT4 | — | Output 4 |
| 14 | OUT3 | — | Output 3 |
| 15 | OUT2 | — | Output 2 |
| 16 | OUT1 | — | Output 1 |
Interactive pinout
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ULN2003
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