TPS2058DG4

Overview

Category: Integrated Circuit (IC)

Use: Power Distribution Switch

Characteristics: - High current capability - Low on-resistance - Overcurrent and overtemperature protection - Adjustable current limit - Fast short-circuit response time

Package: SOIC-8

Essence: The TPS2058DG4 is a power distribution switch designed to provide protection and control for high-current applications.

Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Continuous Current Limit: 1.5A
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 20µA (typical)
• Short-Circuit Response Time: 5µs (typical)

Detailed Pin Configuration

The TPS2058DG4 has the following pin configuration:

```

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| | --| EN OUT |-- Output --| IN GND |-- Ground --| FLT IN- |-- Input Negative --| ILIM IN+ |-- Input Positive |___________| ```

Functional Features

1. Overcurrent Protection: The TPS2058DG4 incorporates an adjustable current limit feature that protects the circuit from excessive currents.
2. Overtemperature Protection: The device includes thermal shutdown protection to prevent damage due to high temperatures.
3. Fast Short-Circuit Response: The TPS2058DG4 quickly responds to short-circuits, minimizing potential damage to the system.
4. Enable Control: The enable pin allows for easy on/off control of the power distribution switch.

Advantages and Disadvantages

Advantages: - High current capability - Adjustable current limit - Fast short-circuit response time - Overcurrent and overtemperature protection

Disadvantages: - Limited input voltage range (2.7V to 5.5V) - Relatively high quiescent current (20µA)

Working Principles

The TPS2058DG4 is designed to control the distribution of power in a circuit. It acts as a switch, allowing or blocking the flow of current based on the enable pin status. The device monitors the current flowing through it and provides protection against overcurrent and overtemperature conditions.

Detailed Application Field Plans

The TPS2058DG4 is commonly used in various applications, including:

1. Portable Devices: It can be used in smartphones, tablets, and other portable electronic devices to control power distribution and protect against excessive currents.
2. Industrial Equipment: The TPS2058DG4 finds applications in industrial equipment where high-current switching and protection are required.
3. Automotive Electronics: It is suitable for automotive electronics, such as infotainment systems and power management modules.

Detailed and Complete Alternative Models

1. TPS2051: Similar functionality with a lower continuous current limit of 0.5A.
2. TPS2054: Offers higher continuous current limit of 2.5A.
3. TPS2065: Provides additional features like reverse current protection and adjustable rise time control.

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific application requirements.

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