TLE4726GXUMA1

Product Overview

Category

The TLE4726GXUMA1 belongs to the category of integrated circuits (ICs) specifically designed for automotive applications.

Use

This IC is primarily used in automotive systems for motor control, providing efficient and reliable control over various motors such as those used in power windows, sunroofs, and windshield wipers.

Characteristics

• The TLE4726GXUMA1 offers high-performance motor control capabilities with advanced features.
• It operates at a wide voltage range, making it suitable for use in different automotive systems.
• This IC is designed to withstand harsh automotive environments, ensuring durability and reliability.
• It incorporates various protection mechanisms to safeguard against overcurrent, overtemperature, and short-circuit conditions.
• The TLE4726GXUMA1 supports both brushed and brushless DC motors, enhancing its versatility.

Package and Quantity

The TLE4726GXUMA1 is available in a compact surface-mount package, allowing for easy integration into automotive electronic systems. It is typically supplied in reels or tubes, with a standard quantity of 250 units per reel/tube.

Specifications

• Operating Voltage Range: 4.5V to 18V
• Output Current: Up to 2A
• Operating Temperature Range: -40°C to +150°C
• Control Interface: SPI (Serial Peripheral Interface)
• Fault Detection and Protection Mechanisms: Overcurrent, Overtemperature, Short-Circuit

Detailed Pin Configuration

The TLE4726GXUMA1 features a 16-pin configuration, with each pin serving a specific function. The following table provides a detailed overview of the pin assignments:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VCC | Power Supply Voltage | | 2 | GND | Ground | | 3 | IN1 | Motor Input 1 | | 4 | IN2 | Motor Input 2 | | 5 | OUT1 | Motor Output 1 | | 6 | OUT2 | Motor Output 2 | | 7 | CS | Chip Select (SPI) | | 8 | SCLK | Serial Clock (SPI) | | 9 | SDI | Serial Data Input (SPI) | | 10 | SDO | Serial Data Output (SPI) | | 11 | FAULT | Fault Indicator | | 12 | DIAG | Diagnostic Output | | 13 | VREF | Reference Voltage | | 14 | NC | Not Connected | | 15 | NC | Not Connected | | 16 | NC | Not Connected |

Functional Features

The TLE4726GXUMA1 offers several functional features that enhance its performance and usability in automotive motor control applications:

1. High-Resolution Control: The IC provides precise control over motor speed and direction, allowing for smooth and accurate operation.
2. Integrated Protection Mechanisms: It incorporates various protection mechanisms to prevent damage to the motor and the IC itself, ensuring safe and reliable operation.
3. Diagnostic Capabilities: The TLE4726GXUMA1 includes diagnostic outputs that provide valuable information about the motor's status, facilitating troubleshooting and maintenance.
4. Flexible Control Interface: With its SPI interface, the IC enables easy integration with microcontrollers and other control systems, offering flexibility in system design.

Advantages and Disadvantages

Advantages

• High-performance motor control capabilities
• Wide operating voltage range
• Robust design for automotive environments
• Supports both brushed and brushless DC motors
• Integrated protection mechanisms for enhanced reliability
• Diagnostic outputs for easy troubleshooting

Disadvantages

• Limited output current (up to 2A)
• Requires external microcontroller or control system for operation

Working Principles

The TLE4726GXUMA1 operates based on the principles of pulse-width modulation (PWM) control. It receives control signals from a microcontroller or control system through the SPI interface, which determines the desired motor speed and direction. The IC then generates PWM signals that drive the motor, adjusting the duty cycle to regulate the motor's speed.

The integrated protection mechanisms continuously monitor the motor's current, temperature, and fault conditions. In case of an overcurrent, overtemperature, or short-circuit event, the IC takes appropriate actions to protect the motor and itself, such as reducing the output current or shutting down the motor.

Detailed Application Field Plans

The TLE4726GXUMA1 finds extensive application in various automotive systems that require precise motor control. Some of the key application fields include:

1. Power Windows: The IC enables smooth and reliable control of power windows in vehicles, providing convenient operation for passengers