UDN2916LBTR

Product Overview

Category: Integrated Circuit (IC)

Use: The UDN2916LBTR is a high-voltage, high-current Darlington transistor array. It is commonly used in various applications that require driving of inductive loads such as relays, solenoids, and stepper motors.

Characteristics: - High voltage capability - High current handling capacity - Darlington transistor array configuration - Low saturation voltage - Fast switching speed

Package: The UDN2916LBTR is available in a 16-pin DIP (Dual In-line Package) format.

Essence: This IC serves as an interface between low-level logic signals and high-power devices, providing amplification and switching capabilities.

Packaging/Quantity: The UDN2916LBTR is typically sold in reels or tubes containing multiple units, with each reel/tube containing a specific quantity of ICs.

Specifications

• Supply Voltage: 5V to 50V
• Output Current: Up to 500mA per channel
• Number of Channels: 8
• Input Logic Compatibility: TTL, CMOS

Detailed Pin Configuration

The UDN2916LBTR features a 16-pin DIP package with the following pin configuration:

1. Channel 1 Input
2. Channel 1 Output
3. Channel 2 Input
4. Channel 2 Output
5. Channel 3 Input
6. Channel 3 Output
7. Channel 4 Input
8. Channel 4 Output
9. Channel 5 Input
10. Channel 5 Output
11. Channel 6 Input
12. Channel 6 Output
13. Channel 7 Input
14. Channel 7 Output
15. Channel 8 Input
16. Channel 8 Output

Functional Features

• High input impedance for easy interfacing with logic circuits
• Built-in flyback diodes for inductive load protection
• Thermal shutdown protection to prevent overheating
• Enable input for channel selection and power saving

Advantages and Disadvantages

Advantages: - High voltage and current handling capability - Compact and easy-to-use package - Fast switching speed for efficient operation - Built-in protection features enhance reliability

Disadvantages: - Limited number of channels (8) - Requires external components for certain applications

Working Principles

The UDN2916LBTR operates based on the Darlington transistor array configuration. It consists of multiple Darlington pairs, which provide high current gain and low saturation voltage. When a logic signal is applied to the input pins, the corresponding output pin switches on, allowing current flow through the connected load.

Detailed Application Field Plans

The UDN2916LBTR finds extensive use in various applications, including: 1. Industrial automation systems 2. Robotics 3. Automotive electronics 4. Home appliances 5. Medical equipment

In industrial automation systems, it can be used to drive solenoid valves, relays, and stepper motors. In robotics, it enables control of motorized joints and actuators. Automotive electronics benefit from its ability to drive automotive relays and motors. Home appliances such as washing machines and refrigerators utilize this IC for controlling motors and other inductive loads. Medical equipment applications include driving pumps and valves.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the UDN2916LBTR are: - ULN2803A - ULN2003A - L293D - MC1413B

These alternatives may have different pin configurations, package types, or additional features, but they serve the same purpose of driving inductive loads.

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