TPS2054BDG4

Product Overview

Category

The TPS2054BDG4 belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This IC is primarily used for power distribution and protection in electronic devices. It provides a convenient solution for managing multiple power supply inputs and protecting downstream components from overcurrent and overvoltage conditions.

Characteristics

• Power distribution and protection functionality
• Multiple power supply inputs
• Overcurrent and overvoltage protection
• Compact size and low power consumption
• High reliability and durability

Package

The TPS2054BDG4 comes in a small outline package (SOP) with 16 pins. This package offers ease of integration into various electronic devices and ensures efficient heat dissipation.

Essence

The essence of the TPS2054BDG4 lies in its ability to efficiently manage power distribution and protect sensitive components, ensuring the reliable operation of electronic devices.

Packaging/Quantity

The TPS2054BDG4 is typically packaged in reels or tubes, containing a specified quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer's specifications.

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: 50µA (typical)
• Overcurrent Threshold: Adjustable
• Overvoltage Threshold: Adjustable

Detailed Pin Configuration

The TPS2054BDG4 features 16 pins, each serving a specific function:

1. EN (Enable): Controls the power distribution and protection functionality.
2. IN1 (Input 1): First power supply input.
3. IN2 (Input 2): Second power supply input.
4. IN3 (Input 3): Third power supply input.
5. IN4 (Input 4): Fourth power supply input.
6. GND (Ground): Common ground reference for the IC.
7. OUT1 (Output 1): Output for power supply 1.
8. OUT2 (Output 2): Output for power supply 2.
9. OUT3 (Output 3): Output for power supply 3.
10. OUT4 (Output 4): Output for power supply 4.
11. FLT (Fault): Indicates overcurrent or overvoltage conditions.
12. OV (Overvoltage): Overvoltage protection threshold adjustment pin.
13. OC (Overcurrent): Overcurrent protection threshold adjustment pin.
14. NC (No Connection): Not connected pin.
15. GND (Ground): Common ground reference for the IC.
16. VCC (Voltage Common Collector): Power supply voltage input.

Functional Features

• Power distribution: The TPS2054BDG4 allows multiple power supply inputs to be distributed to different outputs, enabling efficient power management in electronic devices.
• Overcurrent protection: It monitors the current flowing through each output and shuts down the corresponding output if an overcurrent condition is detected, preventing damage to downstream components.
• Overvoltage protection: The IC continuously monitors the voltage levels at the outputs and triggers a shutdown if an overvoltage condition occurs, safeguarding sensitive components.
• Fault indication: The FLT pin provides a signal when an overcurrent or overvoltage condition is detected, allowing for timely troubleshooting and maintenance.

Advantages and Disadvantages

Advantages

• Efficient power distribution and protection in electronic devices.
• Compact size and low power consumption.
• Adjustable overcurrent and overvoltage thresholds.
• Reliable operation and high durability.

Disadvantages

• Limited maximum continuous current of 500mA.
• Requires careful consideration of input and output voltage ranges.

Working Principles

The TPS2054BDG4 operates by continuously monitoring the current and voltage levels at each output. It compares these values to the adjustable overcurrent and overvoltage thresholds set by the OC and OV pins, respectively. If any of these thresholds are exceeded, the IC shuts down the corresponding output to protect downstream components from damage. The FLT pin provides a fault indication signal, enabling prompt troubleshooting and maintenance.

Detailed Application Field Plans

The TPS2054BDG4 finds applications in various electronic devices where power distribution and protection are crucial. Some potential application fields include:

1. Mobile devices: Smartphones, tablets, and portable media players benefit from efficient power management and protection provided by the TPS2054BDG4.
2. Computer systems: Desktops, laptops, and servers can utilize this IC for managing multiple power supply inputs and protecting critical components.
3. Industrial automation: Control systems, motor drives, and PLCs can benefit from the reliable power distribution and protection features of the TPS205