ULN2803ADWR
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| Part Number | ULN2803ADWR |
|---|---|
| Manufacturer |
 Texas Instruments
|
| Description | The ULN2803ADWR is a widely used 8-channel NPN Darlington transistor array developed by Texas Instruments, designed for interfacing low-voltage logic circuits with high-current and high-voltage loads. It integrates eight Darlington transistor pairs in a single package, enabling efficient control of multiple outputs. Each channel supports up to approximately 500 mA collector current and 50V output voltage, making the device suitable for driving relays, solenoids, lamps, and stepper motors. The ULN2803ADWR features open-collector outputs with integrated clamp diodes, allowing safe switching of inductive loads by suppressing back-EMF voltage spikes. It also includes built-in base resistors, ensuring direct compatibility with TTL and CMOS logic without requiring additional components. Designed for flexibility, the device allows parallel connection of output channels for higher current capability and supports a wide range of applications in control and automation systems. It operates within an industrial temperature range of -40°C to +85°C and is packaged in a compact SOIC-18 surface-mount form factor, making it ideal for high-density PCB designs and automated manufacturing. The ULN2803ADWR is commonly used in relay driving circuits, motor control, LED displays, industrial automation, and interface applications, where reliable high-current switching and multi-channel control are required. |
| Product Group | Transistor |
| MOQ | 2000 pcs |
| SPQ | 2000 pcs |
| Figure/Case | SOIC-18 |
| Package | T&R Pack |
| Ship From | Hong Kong |
| Shipment Way | DHL / Fedex / TNT / UPS / Others |
| Delivery Term | Ex-Works |
| Send RFQ | sales@signalhk.com |
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ULN2803ADWR
ULN2803ADWR