TPS2541RTER

Product Overview

Category

The TPS2541RTER belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for managing power in electronic devices. It provides various features and functionalities to ensure efficient power delivery and protection.

Characteristics

• Integrated power management solution
• Supports USB charging applications
• Provides multiple protection features
• Compact and space-saving design
• High efficiency and low power consumption

Package

The TPS2541RTER comes in a small package, typically a 16-pin QFN (Quad Flat No-Lead) package. This package offers good thermal performance and ease of integration into circuit boards.

Essence

The essence of the TPS2541RTER lies in its ability to efficiently manage power in electronic devices, particularly in USB charging applications. It combines multiple functions into a single chip, simplifying the overall design and reducing component count.

Packaging/Quantity

The TPS2541RTER is typically available in reels or tape and reel packaging. The quantity per reel may vary depending on the manufacturer, but it is commonly available in quantities of 250 or 300 units per reel.

Specifications

• Input voltage range: 4.5V to 5.5V
• Output voltage range: 0V to 5.5V
• Maximum output current: 2.5A
• Operating temperature range: -40°C to 85°C
• Protection features: Overvoltage protection, overcurrent protection, short-circuit protection

Detailed Pin Configuration

The TPS2541RTER has a total of 16 pins. Here is the detailed pin configuration:

1. VBUS: Input pin for the power supply voltage.
2. GND: Ground reference pin.
3. D+/-: USB data pins for communication.
4. EN: Enable pin to control the device's operation.
5. ILIM: Current limit setting pin.
6. PGND: Power ground reference pin.
7. VOUT: Output voltage pin.
8. VREF: Reference voltage output pin.
9. SDA/SCL: I2C communication pins.
10. INT: Interrupt output pin.
11. FAULT: Fault indication output pin. 12-16. NC: Not connected pins.

Functional Features

The TPS2541RTER offers several functional features, including:

• USB charging detection and negotiation
• Automatic current limit adjustment
• Overvoltage protection
• Overcurrent protection
• Short-circuit protection
• Thermal shutdown protection
• I2C interface for configuration and monitoring

Advantages and Disadvantages

Advantages

• Integrated solution reduces component count and simplifies design.
• Efficient power management for USB charging applications.
• Multiple protection features ensure safe operation.
• Compact package saves space on circuit boards.
• I2C interface allows for easy configuration and monitoring.

Disadvantages

• Limited output current compared to some other power management ICs.
• Requires additional components for complete power management system.

Working Principles

The TPS2541RTER operates by detecting the presence of a USB device and negotiating the charging current based on the device's requirements. It continuously monitors the output voltage and current, providing protection against overvoltage, overcurrent, and short-circuits. The I2C interface allows for configuration and monitoring of various parameters.

Detailed Application Field Plans

The TPS2541RTER is widely used in various electronic devices that require USB charging capabilities. Some common application fields include:

1. Mobile phones and smartphones
2. Tablets and portable media players
3. Wearable devices
4. Portable gaming consoles
5. Bluetooth speakers
6. Digital cameras

Detailed and Complete Alternative Models

1. TPS2540RTER: Similar to TPS2541RTER but with a lower maximum output current of 2A.
2. TPS2542RTER: Similar to TPS2541RTER but with additional features such as reverse current protection and adjustable current limit.

These alternative models offer similar functionalities and can be considered based on specific requirements and design constraints.

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