UDN2981A Motor Driver

Description: The UDN2981A is an eight-channel source driver designed for driving high-side loads such as relays, lamps, and stepper motors. It features high-voltage outputs that can source current to inductive loads and includes internal clamp diodes to protect the device from back EMF. This makes the UDN2981A suitable for a variety of motor driving and high-side switching applications. Key Features:

• Eight high-side driver channels
• Output voltage: up to 50V
• Output current: 500 mA (continuous) per channel
• Internal clamp diodes for inductive load protection
• TTL and CMOS compatible inputs
• Low standby power
• Output enable function for efficient control
• Built-in thermal shutdown protection

Technical Specifications:

• Package Type: DIP-18
• Supply Voltage Range: 7V to 50V
• Input Voltage Range: -0.3V to 15V
• Continuous Output Current: 500 mA per channel
• Output Voltage: 50V (max)
• Clamp Diode Forward Voltage: 1.5V (max)
• Operating Temperature Range: -20°C to +85°C
• Dimensions: 22.86 mm x 6.35 mm x 4.57 mm
• Weight: 1.9 g

Applications:

• Relay Drivers: Drives relays in automotive and industrial control systems.
• Lamp Drivers: Controls lamps and indicators in various applications.
• Stepper Motor Drivers: Suitable for driving stepper motors in automation and robotics.
• Solenoid Drivers: Used in driving solenoids for mechanical control.
• High-Side Switching: Provides high-side switching for various high-power loads.

Datasheet: For detailed technical information, refer to the UDN2981A Datasheet. Category: Motor Drivers / High-Side Drivers