TPS2111PWG4

Product Overview

Category

The TPS2111PWG4 belongs to the category of power management integrated circuits (PMICs).

Use

It is primarily used for power multiplexing and protection in various electronic devices.

Characteristics

• Power multiplexing: The TPS2111PWG4 allows multiple power sources to be connected to a single load, enabling seamless switching between them.
• Overcurrent protection: It provides protection against excessive current flow, safeguarding the load and the power sources.
• Low power consumption: The device itself consumes minimal power, ensuring efficient operation.
• Wide operating voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.

Package

The TPS2111PWG4 comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of the TPS2111PWG4 lies in its ability to efficiently manage power sources and protect electronic devices from potential damage.

Packaging/Quantity

The TPS2111PWG4 is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input voltage range: 2.7V to 5.5V
• Output voltage range: 0V to VCC
• Maximum continuous current: 2A
• Operating temperature range: -40°C to 85°C
• Switching frequency: 500kHz

Detailed Pin Configuration

The TPS2111PWG4 has the following pin configuration:

1. EN (Enable): Controls the device's operation.
2. IN1 (Input 1): Connects to the first power source.
3. IN2 (Input 2): Connects to the second power source.
4. OUT (Output): Connects to the load.
5. GND (Ground): Common ground reference for the device.

Functional Features

• Automatic power source selection: The TPS2111PWG4 intelligently selects the appropriate power source based on predefined criteria.
• Fast switching time: It ensures minimal interruption during power source switching, maintaining continuous power supply to the load.
• Fault detection and protection: The device detects faults such as overcurrent conditions and automatically disconnects the faulty power source to prevent damage.

Advantages and Disadvantages

Advantages

• Efficient power management and protection.
• Seamless power source switching.
• Compact package size.
• Wide operating voltage range.

Disadvantages

• Limited maximum continuous current capacity.
• Relatively high switching frequency.

Working Principles

The TPS2111PWG4 operates by continuously monitoring the input voltages and load conditions. Based on predefined criteria, it selects the most suitable power source and connects it to the load. In case of a fault or overcurrent condition, the device quickly switches to an alternative power source or disconnects the faulty source to protect the load.

Detailed Application Field Plans

The TPS2111PWG4 finds applications in various electronic devices that require power multiplexing and protection. Some specific application fields include:

1. Portable electronic devices: Smartphones, tablets, and laptops can benefit from the TPS2111PWG4's ability to switch between different power sources, such as batteries and external power adapters.
2. Industrial automation: The device can be used in control systems and machinery that require reliable power source selection and protection.
3. Automotive electronics: It can be employed in automotive systems to manage power sources for different components, ensuring uninterrupted operation.

Detailed and Complete Alternative Models

1. TPS2110PWG4: Similar to the TPS2111PWG4, but with a lower maximum continuous current rating of 1A.
2. TPS2112PWG4: Similar to the TPS2111PWG4, but with a higher maximum continuous current rating of 3A.

These alternative models provide options with varying current capacities to suit different application requirements.

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