Texas Instruments
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TPS2513ADBVT
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TPS2513ADBVT

Product Overview

Category

The TPS2513ADBVT belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for USB charging applications, providing a comprehensive solution for managing power delivery in USB ports.

Characteristics

  • The TPS2513ADBVT is designed to comply with the USB Battery Charging Specification 1.2.
  • It supports both USB Dedicated Charging Port (DCP) and Charging Downstream Port (CDP) modes.
  • This IC integrates various features such as short-circuit protection, thermal shutdown, and overvoltage protection.
  • It offers high accuracy current limiting and voltage regulation capabilities.

Package

The TPS2513ADBVT is available in a small SOT-23 package, which is widely used for surface mount applications.

Essence

The essence of the TPS2513ADBVT lies in its ability to efficiently manage power delivery in USB charging scenarios, ensuring safe and reliable charging for connected devices.

Packaging/Quantity

This product is typically supplied in reels, with each reel containing a specified quantity of TPS2513ADBVT ICs. The exact quantity per reel may vary depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 4.5V to 5.5V
  • Output Voltage Range: 4.75V to 5.25V
  • Operating Temperature Range: -40°C to 85°C
  • Maximum Output Current: 2.1A
  • Quiescent Current: 100µA (typical)

Pin Configuration

The TPS2513ADBVT features a 6-pin SOT-23 package with the following pin configuration:

  1. VBUS: USB Bus Voltage Input
  2. DCP/CDP: Mode Selection Input
  3. GND: Ground
  4. D-: USB Data Minus Line
  5. D+: USB Data Plus Line
  6. VOUT: Regulated Output Voltage

Functional Features

  1. USB Charging Modes:

    • DCP Mode: Provides charging capability without requiring any communication with the connected device.
    • CDP Mode: Enables communication with the connected device to negotiate optimal charging parameters.

  2. Current Limiting:

    • The TPS2513ADBVT incorporates accurate current limiting functionality to prevent excessive current flow, protecting both the charger and the connected device.

  3. Overvoltage Protection:

    • This IC includes overvoltage protection to safeguard against voltage spikes or surges, ensuring the safety of the charging process.

  4. Thermal Shutdown:

    • In case of excessive temperature rise, the TPS2513ADBVT automatically shuts down to prevent damage to the device and connected components.

Advantages and Disadvantages

Advantages

  • Compliance with USB Battery Charging Specification 1.2 ensures compatibility with a wide range of devices.
  • Integrated protection features enhance safety during charging.
  • Small form factor and surface mount package enable easy integration into various applications.

Disadvantages

  • Limited output current may not be suitable for high-power charging requirements.
  • Lack of support for advanced charging protocols like USB Power Delivery (USB PD).

Working Principles

The TPS2513ADBVT operates by monitoring the USB data lines and detecting the type of connected device. Based on this information, it selects the appropriate charging mode (DCP or CDP) and regulates the output voltage accordingly. The integrated protection features ensure safe charging by preventing overcurrent, overvoltage, and thermal issues.

Detailed Application Field Plans

The TPS2513ADBVT finds application in various USB charging scenarios, including but not limited to: - Mobile phones and smartphones - Tablets and portable devices - Wearable devices - Bluetooth headphones and speakers - Gaming consoles and controllers - Digital cameras and camcorders

Detailed and Complete Alternative Models

  1. TPS2514ADBVT: Similar to TPS2513ADBVT, but with enhanced current output capability (up to 3A).
  2. TPS2515ADBVT: Offers USB PD support in addition to the features of TPS2513ADBVT.

These alternative models provide options for higher current requirements or compatibility with advanced charging protocols.

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แสดงรายการคำถามและคำตอบทั่วไป 10 ข้อที่เกี่ยวข้องกับการใช้ TPS2513ADBVT ในโซลูชันทางเทคนิค

Sure! Here are 10 common questions and answers related to the application of TPS2513ADBVT in technical solutions:

  1. Q: What is TPS2513ADBVT? A: TPS2513ADBVT is a USB charging port controller that provides automatic detection and charging of USB devices.

  2. Q: What are the key features of TPS2513ADBVT? A: The key features of TPS2513ADBVT include USB BC1.2 compliant charging, short-circuit protection, overcurrent protection, and thermal shutdown.

  3. Q: How does TPS2513ADBVT detect USB devices? A: TPS2513ADBVT uses data line voltage detection to identify USB devices and determine their charging requirements.

  4. Q: Can TPS2513ADBVT charge multiple USB devices simultaneously? A: Yes, TPS2513ADBVT supports simultaneous charging of multiple USB devices by providing the required current to each device.

  5. Q: What is USB BC1.2 compliance? A: USB BC1.2 compliance refers to the ability of TPS2513ADBVT to follow the Battery Charging Specification, which ensures efficient and safe charging of USB devices.

  6. Q: Does TPS2513ADBVT provide protection against short circuits? A: Yes, TPS2513ADBVT incorporates short-circuit protection to prevent damage to the charging port or the connected USB device.

  7. Q: How does TPS2513ADBVT protect against overcurrent situations? A: TPS2513ADBVT has built-in overcurrent protection that limits the output current to a safe level when the connected device draws excessive current.

  8. Q: What happens if TPS2513ADBVT exceeds its maximum operating temperature? A: TPS2513ADBVT has thermal shutdown protection, which automatically disables the charging port if the temperature exceeds the specified limit.

  9. Q: Can TPS2513ADBVT be used in automotive applications? A: Yes, TPS2513ADBVT is suitable for automotive applications as it can operate within the required temperature range and withstand automotive voltage transients.

  10. Q: What are some typical applications of TPS2513ADBVT? A: TPS2513ADBVT is commonly used in USB charging ports of smartphones, tablets, portable devices, automotive infotainment systems, and industrial equipment.

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