TPS2114PWG4

Product Overview

Category

The TPS2114PWG4 belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for power multiplexing applications in various electronic devices. It allows for seamless switching between two power sources, ensuring uninterrupted power supply to the system.

Characteristics

• Power multiplexer with low on-resistance
• Wide input voltage range
• High current handling capability
• Fast switching speed
• Low quiescent current
• Overvoltage protection
• Thermal shutdown protection

Package

The TPS2114PWG4 is available in a small-sized package known as PowerPAD™ MSOP-10. This package offers excellent thermal performance and ease of integration into compact designs.

Essence

The essence of the TPS2114PWG4 lies in its ability to efficiently manage power sources, providing a reliable and continuous power supply to electronic systems.

Packaging/Quantity

The TPS2114PWG4 is typically sold in reels, with each reel containing 2500 units. This packaging format ensures convenient handling and storage during manufacturing processes.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• On-Resistance (Rdson): 50mΩ (typical)
• Quiescent Current: 1µA (typical)
• Maximum Continuous Current: 2A
• Overvoltage Protection Threshold: 6.5V (typical)

Detailed Pin Configuration

The TPS2114PWG4 features a total of 10 pins, each serving a specific function:

1. EN (Enable) - Controls the power multiplexer operation.
2. IN1 (Input 1) - Input pin for power source 1.
3. IN2 (Input 2) - Input pin for power source 2.
4. GND (Ground) - Common ground reference.
5. FLT (Fault) - Output pin indicating fault conditions.
6. VSENSE (Voltage Sense) - Pin for monitoring the input voltage level.
7. PG (Power Good) - Output pin indicating a valid power source.
8. OUT (Output) - Output pin for the selected power source.
9. VREG (Voltage Regulator) - Pin for regulating the output voltage.
10. VCC (Supply Voltage) - Power supply pin for the IC.

Functional Features

• Seamless power source switching without interruption.
• Overvoltage protection safeguards the system from excessive voltage levels.
• Thermal shutdown protection prevents damage due to excessive heat.
• Low on-resistance minimizes power loss and improves efficiency.
• Power good indicator ensures the availability of a valid power source.
• Fault detection feature alerts the system in case of any abnormalities.

Advantages and Disadvantages

Advantages

• Efficient power management for uninterrupted operation.
• Wide input voltage range allows compatibility with various power sources.
• Fast switching speed enables quick response to changing power requirements.
• Low quiescent current reduces power consumption during idle periods.
• Small package size facilitates integration into space-constrained designs.

Disadvantages

• Limited maximum continuous current may not be suitable for high-power applications.
• Lack of adjustable features restricts customization options for specific use cases.

Working Principles

The TPS2114PWG4 operates by continuously monitoring the input voltages and selecting the appropriate power source based on predefined criteria. When one power source becomes unavailable or falls below a certain threshold, the IC swiftly switches to the alternate power source, ensuring uninterrupted power supply to the system. The overvoltage protection and thermal shutdown features safeguard the system from potential damage due to voltage spikes or excessive heat.

Detailed Application Field Plans

The TPS2114PWG4 finds applications in various electronic devices, including but not limited to: - Portable consumer electronics - Battery-powered devices - Industrial control systems - Automotive electronics - Medical equipment

In portable consumer electronics, this IC enables seamless power switching between battery and external power sources, ensuring uninterrupted operation. In automotive electronics, it facilitates power management for different subsystems, optimizing energy utilization. The TPS2114PWG4 also finds use in medical equipment, where reliable power supply is critical for patient safety.

Detailed and Complete Alternative Models

1. TPS2113PWG4: Similar to TPS2114PWG4, but with a lower maximum continuous current rating of 1A.
2. TPS2115PWG4: Similar to TPS2114PWG4, but with a higher maximum continuous current rating of 3A.
3. TPS2116PWG4: Similar to TPS2114PWG4, but with adjustable output voltage capability.

These alternative models