TPS2057DRG4

Product Overview

Category

The TPS2057DRG4 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as a power distribution switch.

Characteristics

• Low on-resistance
• Overcurrent and overtemperature protection
• Fast short-circuit response time
• Wide input voltage range
• Low quiescent current

Package

The TPS2057DRG4 is available in a small outline package (SOP) with eight pins.

Essence

The essence of the TPS2057DRG4 lies in its ability to control the distribution of power within an electronic system efficiently and reliably.

Packaging/Quantity

The TPS2057DRG4 is typically packaged in reels, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• On-Resistance: 70mΩ (typical)
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPS2057DRG4 has the following pin configuration:

1. EN (Enable)
2. IN (Input Voltage)
3. GND (Ground)
4. OUT (Output Voltage)
5. FLT (Fault Indicator)
6. NC (No Connection)
7. NC (No Connection)
8. VCC (Supply Voltage)

Functional Features

• Overcurrent Protection: The TPS2057DRG4 monitors the output current and shuts off the switch if it exceeds a certain threshold.
• Overtemperature Protection: The IC includes thermal shutdown circuitry to prevent damage due to excessive temperature.
• Fast Short-Circuit Response Time: In the event of a short circuit, the TPS2057DRG4 quickly shuts off the switch to protect the circuit.
• Enable Control: The EN pin allows for easy control of the power distribution switch.

Advantages and Disadvantages

Advantages

• Efficient power distribution
• Reliable overcurrent and overtemperature protection
• Wide input voltage range
• Low quiescent current consumption

Disadvantages

• Limited maximum output current (specified in the datasheet)
• Requires external components for proper operation

Working Principles

The TPS2057DRG4 operates by controlling the flow of current between the input and output pins. When the enable pin is high, the switch is turned on, allowing current to flow from the input to the output. If the output current exceeds a certain threshold or the temperature rises above a specified limit, the IC shuts off the switch to protect the circuit.

Detailed Application Field Plans

The TPS2057DRG4 can be used in various applications, including:

1. Battery-powered devices: It can be used to control power distribution in portable electronic devices, ensuring efficient use of battery power.
2. USB hubs: The IC can be employed in USB hubs to manage power distribution to multiple connected devices.
3. Industrial automation: It can be utilized in industrial automation systems to control power supply to different modules or subsystems.

Detailed and Complete Alternative Models

Some alternative models to the TPS2057DRG4 include:

1. TPS2058DRG4
2. TPS2059DRG4
3. TPS2060DRG4
4. TPS2061DRG4

These models offer similar functionality and characteristics, providing options for different design requirements.

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