TPS2066DGNR

Product Overview

Category: Integrated Circuits (ICs)

Use: Power Distribution Switches

Characteristics: - High Current Limit - Low On-Resistance - Fast Overcurrent Response - Thermal Shutdown Protection - Reverse Current Blocking - Adjustable Current Limit - Enable Input for Power Sequencing - Fault Reporting

Package: 8-MSOP-PowerPad

Essence: The TPS2066DGNR is a power distribution switch designed to provide protection and control in various applications.

Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

• Voltage - Supply: 2.7V to 5.5V
• Current - Output: 1.5A
• Rds (On): 40 mOhm
• Features: Over Current Protection, Power Good, Reverse Polarity Protection, Thermal Shutdown, UVLO
• Operating Temperature: -40°C to 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Supplier Device Package: 8-MSOP-PowerPad

Detailed Pin Configuration

The TPS2066DGNR has the following pin configuration:

1. EN (Enable) - Enable Input for Power Sequencing
2. IN (Input) - Power Supply Input
3. GND (Ground) - Ground Connection
4. PG (Power Good) - Power Good Output
5. FLT (Fault) - Fault Reporting Output
6. OUT (Output) - Power Output
7. ILIM (Current Limit) - Adjustable Current Limit
8. VBAT (Battery Voltage) - Battery Voltage Input

Functional Features

• Over Current Protection: The TPS2066DGNR provides protection against excessive current flow, preventing damage to the circuit.
• Power Good Output: The Power Good (PG) pin indicates when the output voltage is within the specified range.
• Fault Reporting Output: The Fault (FLT) pin reports any fault conditions, such as overcurrent or thermal shutdown.
• Enable Input for Power Sequencing: The EN pin allows for controlled power sequencing by enabling or disabling the power supply.
• Reverse Polarity Protection: The device protects against reverse polarity connection, preventing damage to the circuit.
• Thermal Shutdown: The TPS2066DGNR includes thermal shutdown protection to prevent overheating.
• Under Voltage Lockout (UVLO): The UVLO feature ensures that the device operates only when the input voltage is above a certain threshold.

Advantages and Disadvantages

Advantages: - High current limit allows for powering devices with higher power requirements. - Low on-resistance minimizes power loss and heat generation. - Fast overcurrent response helps protect the circuit from damage. - Adjustable current limit provides flexibility in different applications. - Enable input allows for controlled power sequencing. - Fault reporting feature aids in troubleshooting and system monitoring.

Disadvantages: - Limited to a maximum output current of 1.5A, which may not be sufficient for some high-power applications. - Operating temperature range (-40°C to 85°C) may not be suitable for extreme environments.

Working Principles

The TPS2066DGNR is a power distribution switch that controls the flow of current in a circuit. It utilizes various features like overcurrent protection, thermal shutdown, and reverse polarity protection to ensure safe and reliable operation. The device can be enabled or disabled using the EN pin, allowing for controlled power sequencing. The adjustable current limit feature allows customization based on specific application requirements. The Power Good and Fault pins provide status information, enabling efficient system monitoring and troubleshooting.

Detailed Application Field Plans

The TPS2066DGNR is widely used in various applications, including but not limited to: - Portable electronic devices - Battery-powered systems - USB power distribution - Industrial automation - Automotive electronics - IoT devices

In portable electronic devices, the TPS2066DGNR can be used to control power supply to different components, ensuring efficient power management and protection against overcurrent conditions. In battery-powered systems, it helps regulate the flow of current from the battery to the load, preventing damage due to excessive current draw. In USB power distribution, the device enables controlled power delivery to connected devices, protecting them from potential faults. In industrial automation and automotive electronics, the TPS2066DGNR provides reliable power distribution and protection for various subsystems. In IoT devices, it aids in managing power consumption and protecting sensitive components.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TPS2066DGNR include:

1.