TPS2054BDR

Product Overview

Category

The TPS2054BDR 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.

Characteristics

• The TPS2054BDR is a quad-channel power-distribution switch.
• It provides overcurrent protection and fault reporting.
• The IC has a low on-resistance, ensuring minimal voltage drop across the switch.
• It operates with a wide input voltage range, making it suitable for various applications.
• The TPS2054BDR offers thermal shutdown protection, preventing damage due to excessive heat.

Package

The TPS2054BDR is available in a small outline package (SOIC) with eight pins.

Essence

The essence of the TPS2054BDR lies in its ability to efficiently distribute power while protecting the circuitry from potential faults and overcurrent conditions.

Packaging/Quantity

The TPS2054BDR is typically sold in reels or tubes, with each reel containing 2500 units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0V to Vcc
• On-Resistance: 70mΩ (typical)
• Operating Temperature Range: -40°C to 85°C
• Fault Reporting: Open Drain Output
• Quiescent Current: 10µA (maximum)

Pin Configuration

The TPS2054BDR features an eight-pin SOIC package with the following pin configuration:

```

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| | | 1 2 | | | | 3 4 | | | | 5 6 | | | | 7 8 | |___________| ```

1. EN1: Enable Input for Channel 1
2. IN1: Power Input for Channel 1
3. OUT1: Power Output for Channel 1
4. GND: Ground
5. EN2: Enable Input for Channel 2
6. IN2: Power Input for Channel 2
7. OUT2: Power Output for Channel 2
8. VCC: Supply Voltage

Functional Features

• Quad-channel power-distribution switch
• Overcurrent protection with fault reporting
• Low on-resistance for minimal voltage drop
• Wide input voltage range for versatility
• Thermal shutdown protection to prevent damage

Advantages and Disadvantages

Advantages

• Efficient power distribution
• Reliable overcurrent protection
• Wide operating voltage range
• Compact package size
• Thermal shutdown protection enhances safety

Disadvantages

• Limited to quad-channel power distribution
• Requires external control circuitry for enable/disable functionality

Working Principles

The TPS2054BDR operates by controlling the flow of power from the input to the output channels. It monitors the current passing through each channel and activates the overcurrent protection mechanism if necessary. The IC also provides fault reporting through its open drain output, allowing the system to respond accordingly.

Detailed Application Field Plans

The TPS2054BDR finds applications in various electronic devices that require efficient power distribution and protection. Some potential application fields include:

1. Mobile devices: Smartphones, tablets, and portable media players can benefit from the TPS2054BDR's ability to distribute power to multiple components while safeguarding against overcurrent conditions.

2. Computer peripherals: Devices such as USB hubs, external hard drives, and card readers often require power management solutions like the TPS2054BDR to ensure reliable operation and protection.

3. Industrial equipment: The IC can be used in industrial control systems, automation devices, and power distribution units to efficiently manage power flow and protect critical components.

4. Automotive electronics: In automotive applications, the TPS2054BDR can be employed for power distribution and protection in infotainment systems, lighting modules, and other electronic subsystems.

Detailed and Complete Alternative Models

1. TPS2051BDR: Single-channel power-distribution switch with similar features as the TPS2054BDR.
2. TPS2052BDR: Dual-channel power-distribution switch offering a balance between channel count and functionality.
3. TPS2065DGNR: Quad-channel power-distribution switch with additional reverse voltage protection feature.
4. TPS2071DAPR: Octal-channel power-distribution switch suitable for applications requiring higher channel count.

These alternative models provide options based on specific requirements and desired functionality.

In conclusion, the TPS2054BDR is a quad-channel power-distribution switch that offers efficient power management and protection capabilities. With its wide input voltage range, low on