TPS2047D - English Editing Encyclopedia Entry

Product Overview

Category

The TPS2047D belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

The TPS2047D is primarily used for power distribution and protection in electronic systems. It provides a reliable solution for managing power supply to various components within a system.

Characteristics

• Power distribution and protection
• High efficiency
• Low power consumption
• Overcurrent and overvoltage protection
• Thermal shutdown protection

Package

The TPS2047D is available in a small outline package (SOP) with 8 pins. This compact package allows for easy integration into electronic systems.

Essence

The essence of the TPS2047D lies in its ability to efficiently distribute and protect power supply in electronic systems, ensuring the safe operation of various components.

Packaging/Quantity

The TPS2047D is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input voltage range: 2.7V to 5.5V
• Output voltage range: 0V to Vcc
• Maximum continuous current: 500mA
• Operating temperature range: -40°C to 85°C
• Quiescent current: 20µA (typical)

Pin Configuration

The TPS2047D features an 8-pin SOP package with the following pin configuration:

1. EN (Enable)
2. GND (Ground)
3. IN (Input Voltage)
4. OUT (Output Voltage)
5. FLT (Fault Indicator)
6. OC (Overcurrent Detection)
7. OV (Overvoltage Detection)
8. VCC (Supply Voltage)

Functional Features

1. Power Distribution: The TPS2047D efficiently distributes power from the input voltage to the output voltage, ensuring a stable power supply to connected components.
2. Overcurrent Protection: It incorporates overcurrent detection circuitry that safeguards against excessive current flow, preventing damage to the system and its components.
3. Overvoltage Protection: The TPS2047D includes overvoltage detection capabilities, protecting the system from voltage spikes or surges that could potentially harm sensitive components.
4. Fault Indicator: The FLT pin provides a fault indication signal when an overcurrent or overvoltage event occurs, allowing for quick identification and troubleshooting.
5. Thermal Shutdown Protection: In case of excessive temperature rise, the TPS2047D features thermal shutdown protection, automatically disabling the power distribution to prevent further damage.

Advantages and Disadvantages

Advantages

• Efficient power distribution
• Reliable overcurrent and overvoltage protection
• Compact package size for easy integration
• Low power consumption
• Fault indication for quick troubleshooting

Disadvantages

• Limited maximum continuous current (500mA)
• Operating temperature range may not be suitable for extreme environments

Working Principles

The TPS2047D operates by monitoring the input voltage and distributing it to the output voltage while ensuring protection against overcurrent and overvoltage events. When an overcurrent or overvoltage condition is detected, the IC triggers the fault indicator and disables the power distribution until the fault is resolved. This ensures the safety and integrity of the electronic system.

Detailed Application Field Plans

The TPS2047D finds applications in various fields where power distribution and protection are crucial. Some potential application areas include:

1. Consumer Electronics: Power management in smartphones, tablets, and portable devices.
2. Industrial Automation: Control systems, motor drives, and power supplies.
3. Automotive Electronics: Power distribution in automotive control units and infotainment systems.
4. Telecommunications: Power management in routers, switches, and network equipment.
5. Medical Devices: Power supply management in medical equipment and devices.

Detailed and Complete Alternative Models

1. TPS2041D: Similar to TPS2047D but with a lower maximum continuous current of 100mA.
2. TPS2043D: Offers higher maximum continuous current of 1A compared to TPS2047D.
3. TPS2065D: Provides additional features such as reverse current protection and adjustable current limit.

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

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