UDN2916LB-T

Product Overview

Category: Integrated Circuit (IC)

Use: Motor Driver

Characteristics: - High voltage, high current driver - Designed for driving bipolar stepper motors - Can also be used for other motor types such as DC and servo motors

Package: 24-pin DIP (Dual In-line Package)

Essence: The UDN2916LB-T is a motor driver IC that provides high voltage and high current capabilities for driving various types of motors.

Packaging/Quantity: The UDN2916LB-T is typically sold in reels or tubes containing multiple units. The exact quantity depends on the supplier.

Specifications

• Supply Voltage: 5V - 40V
• Output Current: Up to 1.5A per phase
• Number of Outputs: 2
• Logic Input Voltage: 0V - 5V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The UDN2916LB-T has a total of 24 pins. Here is the detailed pin configuration:

1. Enable Input 1
2. Phase A Output 1
3. Phase B Output 1
4. Ground
5. Phase B Output 2
6. Phase A Output 2
7. VCC
8. Logic Input 1
9. Logic Input 2
10. Logic Input 3
11. Logic Input 4
12. Logic Input 5
13. Logic Input 6
14. Logic Input 7
15. Logic Input 8
16. Logic Input 9
17. Logic Input 10
18. Logic Input 11
19. Logic Input 12
20. Logic Input 13
21. Logic Input 14
22. Logic Input 15
23. Logic Input 16
24. Enable Input 2

Functional Features

• High voltage and current capabilities for driving motors
• Built-in protection features such as thermal shutdown and overcurrent detection
• Step and direction control interface for easy integration with microcontrollers or other control systems
• Adjustable motor current through external resistors
• Low power consumption in standby mode

Advantages and Disadvantages

Advantages: - Suitable for a wide range of motor types - High voltage and current ratings allow for driving demanding loads - Integrated protection features enhance system reliability - Flexible control interface enables easy integration

Disadvantages: - Limited number of outputs (2) - Requires external resistors for adjusting motor current

Working Principles

The UDN2916LB-T operates by receiving control signals from a microcontroller or other control system. These control signals determine the desired motor movement, such as speed and direction. The IC then amplifies these signals to provide the necessary voltage and current levels required to drive the motor. The built-in protection features ensure safe operation and prevent damage to the IC and motor.

Application Field Plans

The UDN2916LB-T is commonly used in various applications that require precise motor control. Some potential application fields include:

1. Robotics: The IC can be used to drive stepper motors in robotic arms, allowing for precise and controlled movements.
2. CNC Machines: It can be utilized in computer numerical control (CNC) machines to control the movement of cutting tools or workpieces.
3. Automation Systems: The IC finds applications in automated systems where accurate motor control is essential, such as conveyor belts or assembly lines.
4. 3D Printers: It can be employed in 3D printers to control the movement of the print head and build platform.

Alternative Models

Here are some alternative models that offer similar functionality to the UDN2916LB-T:

1. L293D
2. DRV8825
3. A4988
4. TB6600

These alternative models can be considered based on specific requirements and compatibility with the target application.

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