TPS2041D

Product Overview

Category: Integrated Circuit (IC)

Use: Power Distribution Switch

Characteristics: - High-side power switch - Overcurrent protection - Low quiescent current - Wide input voltage range - Fast response time

Package: SOIC-8

Essence: The TPS2041D is a high-side power distribution switch designed to provide overcurrent protection for sensitive electronic devices.

Packaging/Quantity: The TPS2041D is available in a standard SOIC-8 package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Continuous Current Limit: 500mA
• Reverse Current Protection: Yes
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 10µA (typical)
• Response Time: < 5µs

Pin Configuration

The TPS2041D has the following pin configuration:

```

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| | --| EN OUT |-- --| GND IN |-- |___________| ```

• EN: Enable pin (active high)
• OUT: Output pin
• GND: Ground pin
• IN: Input pin

Functional Features

1. Overcurrent Protection: The TPS2041D incorporates an internal current-limiting circuit that protects the device and the connected load from excessive current.
2. Fast Response Time: With a response time of less than 5µs, the TPS2041D quickly detects and reacts to overcurrent conditions, minimizing potential damage to the system.
3. Low Quiescent Current: The device features a low quiescent current of only 10µA, ensuring minimal power consumption when the load is not active.
4. Wide Input Voltage Range: The TPS2041D can operate within a wide input voltage range of 2.7V to 5.5V, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - Provides overcurrent protection for sensitive electronic devices - Fast response time prevents damage to the system - Low quiescent current minimizes power consumption - Wide input voltage range allows for versatile applications

Disadvantages: - Limited continuous current limit of 500mA may not be suitable for high-power applications - Only available in SOIC-8 package, limiting compatibility with other package types

Working Principles

The TPS2041D works by monitoring the current flowing through the load. When the current exceeds the set limit, the internal current-limiting circuit activates and limits the current to protect the device and the load. The enable pin (EN) controls the operation of the switch, allowing the user to turn the power distribution on or off.

Detailed Application Field Plans

The TPS2041D is commonly used in various applications where overcurrent protection is required. Some specific application field plans include:

1. Mobile Devices: The TPS2041D can be used in smartphones, tablets, and other portable devices to protect the internal components from excessive current.
2. USB Power Distribution: It is suitable for USB power distribution systems, preventing damage to connected devices in case of a short circuit or overcurrent condition.
3. Industrial Control Systems: The TPS2041D can be utilized in industrial control systems to safeguard sensitive equipment from potential damage caused by overcurrent events.

Detailed and Complete Alternative Models

1. TPS2042D: Similar to TPS2041D, but with a higher continuous current limit of 1A.
2. TPS2043D: Provides overcurrent protection with a continuous current limit of 2A, suitable for higher-power applications.
3. TPS2044D: Offers overcurrent protection and a continuous current limit of 4A, ideal for demanding industrial applications.

These alternative models provide similar functionality to the TPS2041D but with varying current limits to accommodate different power requirements.

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