The ULN2803 Hi-Voltage Hi-Current Darlington NPN Darlington connected transistors in this family of the array is ideally suited for interfacing between low logic level digital circuitry (such as TTL, CMOS, or PMOS/NMOS) and the higher current/voltage requirements of lamps, relays, printer hammers, or other similar loads for a broad range of computer, industrial, and consumer applications. All devices feature open-collector outputs and freewheeling clamp diodes for transient suppression. The ULN2803 is designed to be compatible with the standard TTL family.

Features:

• Eight darlingtons with common emitters
• Output current to 500 ma
• Output voltage to 50V
• Integral suppression diodes
• Versions for all popular logic families
• Output can be paralleled
• Inputs pinned opposite outputs to simplify board layout
• Maximum output voltage:50V
• Maximum Input Volage:30V
• Power Dissipation per Darlington pair:1W
• Power Dissipation per Total package:2.25W

Specification:

• Output current (single output) 500 mA (max)
• High sustaining voltage output 50 V (min)
• Output clamp diodes
• Inputs compatible with various types of logic.
•  Package Type−APG : DIP−18pin

Applications of ULN2803 Darlington Transistor Arrays:

• Relay Drivers.
• Lamp Drivers.
• Display Drivers.
• Line Drivers.
• Logic Buffers DIY projects.
• Arduino projects.
• Raspberry-Pi projects.
• Electrical/Electronic projects.

Package Include:

• 1 x ULN2803 Driver