TPS25940LQRVCRQ1

Product Overview

Category

The TPS25940LQRVCRQ1 belongs to the category of electronic components, specifically power management integrated circuits (PMICs).

Use

This product is primarily used for overvoltage and overcurrent protection in various electronic systems.

Characteristics

• Overvoltage and overcurrent protection
• Low quiescent current
• Wide input voltage range
• Fast response time
• Small package size

Package

The TPS25940LQRVCRQ1 is available in a small outline package (SOP) with a thermal pad for enhanced heat dissipation.

Essence

The essence of this product lies in its ability to protect electronic devices from potential damage caused by excessive voltage or current.

Packaging/Quantity

The TPS25940LQRVCRQ1 is typically packaged in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 18V
• Operating Temperature Range: -40°C to +125°C
• Quiescent Current: 4µA (typical)
• Overvoltage Threshold: Adjustable from 2.8V to 18V
• Overcurrent Threshold: Adjustable from 100mA to 5A
• Response Time: <1µs

Detailed Pin Configuration

The TPS25940LQRVCRQ1 has the following pin configuration:

1. EN (Enable)
2. IN (Input Voltage)
3. OUT (Output Voltage)
4. GND (Ground)

Functional Features

• Overvoltage Protection: The TPS25940LQRVCRQ1 monitors the input voltage and disconnects the output when it exceeds the set threshold.
• Overcurrent Protection: This device detects excessive current flow and interrupts the circuit to prevent damage to the load.
• Fast Response Time: The TPS25940LQRVCRQ1 reacts quickly to overvoltage and overcurrent events, minimizing the risk of damage.
• Low Quiescent Current: With a low quiescent current, this product minimizes power consumption when the load is within normal operating conditions.

Advantages and Disadvantages

Advantages

• Provides reliable protection against overvoltage and overcurrent events.
• Wide input voltage range allows for versatile applications.
• Small package size enables space-saving designs.
• Fast response time ensures prompt protection activation.

Disadvantages

• Limited adjustability of overvoltage and overcurrent thresholds.
• May require additional external components for specific applications.

Working Principles

The TPS25940LQRVCRQ1 operates based on a comparator circuit that continuously monitors the input voltage and current. When an overvoltage or overcurrent condition is detected, the device quickly disconnects the output to protect the load. This action is achieved through internal switches controlled by the comparator.

Detailed Application Field Plans

The TPS25940LQRVCRQ1 finds application in various electronic systems where overvoltage and overcurrent protection is crucial. Some potential fields of application include:

1. Automotive Electronics: Protecting sensitive automotive components from voltage spikes and excessive current.
2. Industrial Control Systems: Safeguarding industrial control equipment from power surges and unexpected current surges.
3. Consumer Electronics: Preventing damage to smartphones, tablets, and other portable devices due to faulty chargers or power supplies.

Detailed and Complete Alternative Models

1. TPS25942LQRVCRQ1: Similar to the TPS25940LQRVCRQ1 but with adjustable overvoltage and overcurrent thresholds.
2. TPS25944LQRVCRQ1: Offers higher current handling capability while maintaining the same protection features.
3. TPS25946LQRVCRQ1: Provides additional fault reporting functionality for enhanced system diagnostics.

(Note: The alternative models listed above are just a few examples and not an exhaustive list.)

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