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UDN2982LW

Name: UDN2982LW
Rating: 4.7 (12 reviews)

IC PWR DRIVER BIPOLAR 1:1 20SOIC

제조업체
Mfr.부분 #UDN2982LW
패키지
데이터시트 UDN2982LW DataSheet
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사양

Part Status	Obsolete
Switch Type	General Purpose
Number of Outputs	8
Ratio - Input:Output	1:1
Output Configuration	High Side
Output Type	Bipolar
Interface	On/Off
Voltage - Load	5V ~ 50V
Voltage - Supply (Vcc/Vdd)	Not Required
Current - Output (Max)	500mA
Input Type	Non-Inverting
Fault Protection	Current Limiting (Fixed)
Operating Temperature	-20°C ~ 85°C (TA)
Mounting Type	Surface Mount
Supplier Device Package	20-SOIC
Package / Case	20-SOIC (0.295", 7.50mm Width)
Base Product Number	UDN2982

개요

Description

UDN2982LW is a high-performance dual H-bridge motor driver designed for controlling DC and stepper motors. It can drive two motors simultaneously, providing an efficient solution for applications requiring bidirectional control. The device features a wide operating voltage range and can handle substantial current, making it suitable for various robotics and automation projects.
Key features include built-in thermal shutdown, undervoltage lockout, and overcurrent protection, ensuring safe operation. The UDN2982LW supports PWM (Pulse Width Modulation) for speed control and can be easily interfaced with microcontrollers and other digital logic devices. Its compact design and integrated functionalities reduce the need for external components, simplifying circuit design.
Overall, the UDN2982LW is a versatile component ideal for hobbyists and engineers looking to implement motor control in their designs efficiently.

Features

The UDN2982LW is a high-performance dual H-Bridge motor driver designed for driving DC motors and stepper motors. Key features include:
1. Dual H-Bridge Configuration: Enables control of two DC motors or one stepper motor.
2. Voltage Range: Operates from 4.5V to 36V, accommodating various motor types.
3. Current Handling: Capable of delivering up to 2A per channel, with peak currents up to 3A.
4. Thermal Protection: Includes built-in thermal shutdown for improved reliability.
5. PWM Control: Supports pulse-width modulation (PWM) for speed control and efficient motor operation.
6. Direction Control: Easy direction control for motors using simple logic inputs.
7. Compact Package: Available in a compact 28-pin SOIC package, suitable for space-constrained applications.
These features make the UDN2982LW suitable for robotics, automation, and various motor control applications.

Package

The UDN2982LW is packaged in a 28-pin DIP (Dual In-line Package) configuration. This package type is designed for through-hole mounting on printed circuit boards.

Pinout

The UDN2982LW is a dual H-bridge motor driver IC primarily used to control bipolar stepper motors. It has a total of 16 pins.
### Pin Functions:
1. 1-2 (A1, A2): Motor A control inputs.
3. 3 (VCC): Supply voltage for logic.
4. 4 (GND): Ground connection.
5. 5-6 (B1, B2): Motor B control inputs.
7. 7 (D1): Diagnostic output for motor A.
8. 8 (D2): Diagnostic output for motor B.
9. 9 (STBY): Standby control.
10. 10-11 (S1, S2): Current sense outputs for motor A.
12. 12-13 (S3, S4): Current sense outputs for motor B.
14. 14-15 (REF1, REF2): Reference voltage inputs for current limiting.
16. 16 (VBB): Supply voltage for motor driving.
The UDN2982LW is ideal for applications where precise control of stepper motors is required.

Manufacturer

The UDN2982LW is manufactured by ON Semiconductor, a global semiconductor company. ON Semiconductor specializes in a wide range of semiconductor products, including power management, analog, and digital components. The company serves various industries such as automotive, industrial, communications, and consumer electronics. ON Semiconductor focuses on providing energy-efficient solutions and enabling the advancement of smart technology. Their portfolio includes integrated circuits, discrete components, and custom solutions, positioning them as a key player in the semiconductor market.

Application

The UDN2982LW is a dual H-bridge driver IC primarily used for driving DC motors, stepper motors, and other inductive loads in various applications. Its key areas include robotics, automated systems, and consumer electronics, where precise control of motor direction and speed is required. It is also utilized in industrial automation and automotive applications for controlling actuators and other motor-driven devices.

Equivalent

The UDN2982LW is a dual H-bridge motor driver. Equivalent products include the L298, L293D, and TB6612FNG, which also support bidirectional control of DC motors and stepper motors. For more advanced applications, consider the DRV8833 or the A4988. Always check specific voltage and current ratings to ensure compatibility.