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SN75469DG4
Product Overview
Category
The SN75469DG4 belongs to the category of integrated circuits (ICs) and specifically falls under the family of motor/motion/controllers & drivers.
Use
This IC is primarily used as a dual H-bridge motor driver, designed to drive inductive loads such as relays, solenoids, DC and bipolar stepping motors.
Characteristics
- Dual H-Bridge Motor Driver
- Designed for Inductive Loads
- Wide Operating Voltage Range
- High Output Current Capability
- Thermal Shutdown Protection
Package
The SN75469DG4 comes in a 16-pin SOIC (Small Outline Integrated Circuit) package, which offers ease of handling and integration into various electronic designs.
Essence
The essence of this product lies in its ability to efficiently control and drive inductive loads, making it an essential component in robotics, automation, and automotive applications.
Packaging/Quantity
The SN75469DG4 is typically available in reels with a quantity of 2500 units per reel.
Specifications
- Operating Voltage Range: 4.5V to 36V
- Continuous Output Current: 1A
- Peak Output Current: 2A
- Number of Pins: 16
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The detailed pin configuration of the SN75469DG4 is as follows:
| Pin No. | Name | Description | |---------|------------|--------------------------------------------------| | 1 | VCC1 | Motor 1 Supply Voltage | | 2 | 1A | Input 1 for Motor 1 | | 3 | 1Y | Output 1 for Motor 1 | | 4 | GND | Ground | | 5 | 2Y | Output 2 for Motor 1 | | 6 | 2A | Input 2 for Motor 1 | | 7 | VCC2 | Motor 2 Supply Voltage | | 8 | 4A | Input 1 for Motor 2 | | 9 | 4Y | Output 1 for Motor 2 | | 10 | GND | Ground | | 11 | 3Y | Output 2 for Motor 2 | | 12 | 3A | Input 2 for Motor 2 | | 13 | ENABLE | Enable Input for Both Motors | | 14 | GND | Ground | | 15 | VCC Logic | Logic Supply Voltage | | 16 | GND | Ground |
Functional Features
- Dual H-Bridge Configuration
- Built-in Diodes for Back EMF Protection
- Thermal Shutdown Protection
- Low Saturation Voltage
Advantages
- Wide Operating Voltage Range
- High Output Current Capability
- Built-in Protection Features
- Compact SOIC Package
Disadvantages
- Limited to Driving Low to Medium Power Motors
- Requires External Diodes for Higher Current Applications
Working Principles
The SN75469DG4 operates on the principle of controlling the direction and speed of rotation of DC motors by providing bidirectional current flow through the motor windings. It utilizes H-bridge configurations to achieve this functionality, allowing precise control over motor movements.
Detailed Application Field Plans
The SN75469DG4 finds extensive application in various fields including: - Robotics - Automation Systems - Automotive Electronics - Industrial Control Systems - Consumer Electronics
Detailed and Complete Alternative Models
Some alternative models to the SN75469DG4 include: - L293D - L298N - DRV8833 - TB6612FNG
In conclusion, the SN75469DG4 serves as a versatile and reliable dual H-bridge motor driver, catering to a wide range of applications that require efficient control of inductive loads.
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Перечислите 10 распространенных вопросов и ответов, связанных с применением SN75469DG4 в технических решениях.
What is the SN75469DG4?
- The SN75469DG4 is a quadruple half-H driver designed to drive inductive loads such as relays, solenoids, DC and bipolar stepping motors, as well as other high-current/high-voltage loads in positive-supply applications.
What is the maximum voltage and current rating of the SN75469DG4?
- The SN75469DG4 can handle a maximum voltage of 36V and a continuous output current of 1A per channel, with a peak output current of 2A per channel.
How many channels does the SN75469DG4 have?
- The SN75469DG4 has four independent half-H drivers, allowing it to control up to four separate loads.
What are the typical applications of the SN75469DG4?
- Typical applications include driving DC motors, stepper motors, solenoids, and relays in various industrial and automotive systems.
What protection features does the SN75469DG4 offer?
- The SN75469DG4 includes built-in diodes for back-EMF protection, thermal shutdown, and overload protection to safeguard the device and connected loads.
What is the operating temperature range of the SN75469DG4?
- The SN75469DG4 can operate within a temperature range of -40°C to 125°C, making it suitable for a wide range of environments.
Can the SN75469DG4 be used in PWM (Pulse Width Modulation) applications?
- Yes, the SN75469DG4 is compatible with PWM signals, allowing for precise speed and torque control in motor control applications.
What is the input logic compatibility of the SN75469DG4?
- The SN75469DG4 is TTL and CMOS compatible, making it easy to interface with microcontrollers and other digital control circuits.
Does the SN75469DG4 require external components for operation?
- The SN75469DG4 requires minimal external components, typically only needing a few decoupling capacitors and a power supply to function.
Is there a recommended PCB layout for using the SN75469DG4?
- Texas Instruments provides a recommended PCB layout in the datasheet to ensure proper performance and reliability of the SN75469DG4 in technical solutions.