The UCN5815A is a serial-input, latched source driver manufactured by Allegro MicroSystems, LLC. This integrated circuit is designed to drive LED, incandescent, or relay loads. It features eight latched source outputs, each capable of sourcing up to 500 mA. It utilizes CMOS logic compatibility and includes thermal shutdown protection.

Applications:

• LED Displays and Panels.
• Relay Driving.
• Stepper Motor Control.
• Logic Buffers.
• Incandescent Lamp Drivers.

Features:

• 8 Latched Source Outputs.
• 500 mA Output Current per channel.
• CMOS Logic Compatibility.
• Thermal Shutdown Protection.
• Serial Input.
• High Output Voltage.

Benefits:

• Simplifies the control of multiple loads with serial input.
• Reduces component count and board space.
• Protects against overheating with built-in thermal shutdown.
• Ensures compatibility with CMOS logic circuits.
• Provides high output voltage for driving a variety of loads.

Technical Specifications:

• Number of Outputs: 8
• Output Current (Max): 500 mA per channel
• Supply Voltage (Max): 15 V
• Operating Temperature: -20°C to +85°C
• Package: DIP-18
• Input Type: Serial

The UCN5815A source driver offers a robust and reliable solution for driving various loads. Its serial input simplifies control and reduces the number of required control lines. Thermal shutdown protection enhances system reliability by preventing damage due to overheating. This device is ideally suited for applications requiring high output current and CMOS logic compatibility.