TPS28225DRBR

Product Overview

Category

The TPS28225DRBR belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for controlling and driving high-side and low-side switches in various applications, such as motor control, power supplies, and lighting systems.

Characteristics

• High efficiency: The TPS28225DRBR offers high efficiency due to its low on-resistance and minimal power dissipation.
• Wide input voltage range: It can operate within a wide input voltage range, making it suitable for diverse applications.
• Fast switching speed: This IC provides fast switching speeds, enabling efficient control of power switches.
• Protection features: It incorporates various protection features like overcurrent protection, thermal shutdown, and undervoltage lockout.

Package

The TPS28225DRBR is available in a small package known as the 6-VSON (2x2) package. This package ensures compactness and ease of integration into different electronic systems.

Essence

The essence of the TPS28225DRBR lies in its ability to efficiently drive high-side and low-side switches, providing reliable and precise control over power flow in various applications.

Packaging/Quantity

The TPS28225DRBR is typically sold in reels, with each reel containing 3000 units of the IC.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0V to 18V
• Maximum Continuous Output Current: 1A
• Operating Temperature Range: -40°C to 125°C
• Switching Frequency: Up to 2MHz
• Control Interface: PWM (Pulse Width Modulation)
• Package Type: 6-VSON (2x2)

Detailed Pin Configuration

The TPS28225DRBR has the following pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. IN: PWM input for high-side switch control
4. OUT: Output for high-side switch
5. PGND: Power ground reference
6. LGND: Logic ground reference
7. EN: Enable pin for device control

Functional Features

• High-side and low-side switch control: The TPS28225DRBR enables efficient control of both high-side and low-side switches, allowing precise power flow management.
• Fast switching speed: With its fast switching speed, this IC ensures quick response times and reduces power losses during switching transitions.
• Protection mechanisms: It incorporates various protection features like overcurrent protection, thermal shutdown, and undervoltage lockout to safeguard the system from potential damage.

Advantages and Disadvantages

Advantages

• High efficiency and low power dissipation
• Wide input voltage range for versatile applications
• Compact package size for easy integration
• Fast switching speed for improved performance
• Built-in protection features for enhanced reliability

Disadvantages

• Limited maximum continuous output current (1A)
• Requires external PWM signal for control

Working Principles

The TPS28225DRBR operates by receiving a PWM signal at the IN pin, which controls the high-side switch. This PWM signal determines the duty cycle and frequency of the switch. The IC then generates complementary signals to drive the low-side switch accordingly. By controlling the timing and duration of these signals, the TPS28225DRBR regulates the power flow through the switches.

Detailed Application Field Plans

The TPS28225DRBR finds application in various fields, including: - Motor control systems - Power supply units - Lighting systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TPS28225DRBR include: - TPS28225D: Similar specifications and features, but available in a different package. - TPS28226DRBR: Offers higher maximum continuous output current (2A) with similar characteristics. - TPS28226D: Similar to TPS28226DRBR but available in a different package.

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