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TPS2541RTET
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TPS2541RTET

Product Overview

Category

The TPS2541RTET 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, particularly in applications where USB charging is required.

Characteristics

  • The TPS2541RTET is a highly efficient power management IC that provides USB charging capabilities.
  • It supports various charging modes, including BC1.2, Apple, and Chinese Telecom Standard YD/T 1591-2009.
  • The IC incorporates multiple protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.
  • It offers high accuracy current limiting and voltage regulation for safe and reliable charging.

Package

The TPS2541RTET is available in a small, surface-mount package known as QFN (Quad Flat No-leads). This package ensures easy integration into compact electronic designs.

Essence

The essence of the TPS2541RTET lies in its ability to efficiently manage power and provide reliable USB charging capabilities in electronic devices.

Packaging/Quantity

The TPS2541RTET is typically packaged in reels or tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 5.5V
  • Output Voltage Range: 4.2V to 5.25V
  • Operating Temperature Range: -40°C to +85°C
  • Charging Modes: BC1.2, Apple, Chinese Telecom Standard YD/T 1591-2009
  • Protection Features: Overvoltage, Overcurrent, Thermal Shutdown
  • Package Type: QFN

Detailed Pin Configuration

The TPS2541RTET has a total of 20 pins. Here is a detailed pin configuration:

  1. VBUS: Input voltage pin for the USB power supply.
  2. D-: USB data line (negative).
  3. D+: USB data line (positive).
  4. GND: Ground reference pin.
  5. EN: Enable pin to control the IC's operation.
  6. ISET: Current limit setting pin.
  7. ILIM: Current limit status output pin.
  8. PGND: Power ground reference pin.
  9. VOUT: Output voltage pin.
  10. STAT: Charging status output pin.
  11. SDA: I2C serial data input/output pin.
  12. SCL: I2C serial clock input pin.
  13. NC: No connection pin.
  14. NC: No connection pin.
  15. NC: No connection pin.
  16. NC: No connection pin.
  17. NC: No connection pin.
  18. NC: No connection pin.
  19. NC: No connection pin.
  20. NC: No connection pin.

Functional Features

  • The TPS2541RTET supports various charging modes, making it compatible with a wide range of devices.
  • It provides accurate current limiting and voltage regulation for safe and efficient charging.
  • The IC incorporates multiple protection features to safeguard both the device being charged and the charging circuitry.
  • It offers an enable pin for easy control of the IC's operation.
  • The TPS2541RTET has charging status and current limit status output pins for monitoring purposes.

Advantages and Disadvantages

Advantages

  • High efficiency and reliability in managing power and providing USB charging capabilities.
  • Multiple protection features ensure safe charging.
  • Compatibility with different charging modes makes it versatile.
  • Small package size allows for easy integration into compact designs.

Disadvantages

  • Limited to a specific input voltage range (4.5V to 5.5V).
  • May require additional external components for certain applications.

Working Principles

The TPS2541RTET operates by receiving an input voltage from a USB power supply (VBUS) and regulating it to provide a stable output voltage (VOUT) for charging purposes. It utilizes various charging modes, current limiting, and voltage regulation techniques to ensure safe and efficient charging. The IC also incorporates protection features such as overvoltage, overcurrent, and thermal shutdown to prevent damage to the device being charged and the charging circuitry.

Detailed Application Field Plans

The TPS2541RTET finds application in various electronic devices that require USB charging capabilities. Some potential application fields include: - Smartphones and tablets - Portable gaming devices - Wearable devices - Bluetooth speakers - Digital cameras - Power banks

Detailed and Complete Alternative Models

  • TPS2540RTET: Similar to TPS2541RTET but without support for Chinese Telecom Standard YD/T 1591-2009.
  • TPS2542RTET: Similar to TPS2541RTET but with additional features like I2C interface for advanced control and monitoring.

These alternative models offer

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan TPS2541RTET dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of TPS2541RTET in technical solutions:

Q1: What is TPS2541RTET? A1: TPS2541RTET is a USB charging port controller with integrated power switch, which provides a complete solution for charging portable devices.

Q2: What are the key features of TPS2541RTET? A2: The key features of TPS2541RTET include over-voltage protection, over-current protection, thermal shutdown, and automatic current limiting.

Q3: What is the maximum input voltage supported by TPS2541RTET? A3: TPS2541RTET supports a maximum input voltage of 28V.

Q4: How many USB ports can be controlled by TPS2541RTET? A4: TPS2541RTET can control up to four USB ports simultaneously.

Q5: Can TPS2541RTET support fast charging protocols like Quick Charge or Power Delivery? A5: No, TPS2541RTET does not support fast charging protocols. It is designed for standard USB charging applications.

Q6: What is the output current limit of TPS2541RTET? A6: The output current limit of TPS2541RTET is programmable and can be set up to 2.1A per port.

Q7: Does TPS2541RTET have any built-in protection mechanisms? A7: Yes, TPS2541RTET has built-in protection mechanisms such as over-voltage protection, over-current protection, and thermal shutdown.

Q8: Can TPS2541RTET operate in low-power mode? A8: Yes, TPS2541RTET has a low-power mode that reduces its own power consumption when no devices are connected.

Q9: What is the operating temperature range of TPS2541RTET? A9: TPS2541RTET has an operating temperature range of -40°C to +85°C.

Q10: Can TPS2541RTET be used in automotive applications? A10: Yes, TPS2541RTET is suitable for automotive applications as it can handle the wide input voltage range and has built-in protection mechanisms.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.