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TPS65921B1ZQZR
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TPS65921B1ZQZR

Introduction

The TPS65921B1ZQZR is a versatile power management integrated circuit (PMIC) designed for use in a wide range of electronic devices. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Product Overview

Category

The TPS65921B1ZQZR belongs to the category of power management integrated circuits (PMICs).

Use

It is used to manage power distribution and supply in various electronic devices, including smartphones, tablets, portable gaming consoles, and other battery-powered applications.

Characteristics

  • High efficiency power conversion
  • Integrated voltage regulators
  • Flexible power sequencing
  • Low quiescent current
  • Advanced power monitoring and control features

Package

The TPS65921B1ZQZR is available in a small-footprint, thermally-enhanced 48-pin QFN package.

Essence

The essence of the TPS65921B1ZQZR lies in its ability to efficiently manage power requirements in space-constrained and battery-powered applications.

Packaging/Quantity

It is typically supplied in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Number of Outputs: 8
  • Operating Temperature Range: -40°C to 85°C
  • Integrated LDOs: 3
  • I2C Interface: Yes
  • Package Type: 48-pin QFN

Detailed Pin Configuration

The TPS65921B1ZQZR features a comprehensive pin configuration that includes inputs for power supply, outputs for regulated voltages, and control pins for programming and monitoring.

[Insert detailed pin configuration diagram here]

Functional Features

  • Dynamic Voltage Scaling (DVS)
  • Power Sequencing Control
  • Battery Charging Management
  • Overcurrent and Overvoltage Protection
  • Power Good Indication

Advantages and Disadvantages

Advantages

  • Compact form factor
  • High efficiency power conversion
  • Comprehensive power management features
  • Integrated voltage regulators reduce external component count

Disadvantages

  • Limited input voltage range
  • Complex programming interface for advanced features

Working Principles

The TPS65921B1ZQZR operates by efficiently converting input power to multiple regulated output voltages, while providing advanced control and monitoring capabilities to ensure optimal power delivery and system reliability.

Detailed Application Field Plans

The TPS65921B1ZQZR is ideally suited for use in portable electronic devices such as smartphones, tablets, handheld gaming consoles, and wearable devices. Its compact size and comprehensive power management features make it an ideal choice for space-constrained applications with demanding power requirements.

Detailed and Complete Alternative Models

  • TPS65921B1ZQZT
  • TPS65921B1ZQZS
  • TPS65921B1ZQZP

In conclusion, the TPS65921B1ZQZR is a highly capable power management IC that offers efficient power conversion, comprehensive control features, and compact packaging, making it an ideal choice for a wide range of battery-powered electronic devices.

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技術ソリューションにおける TPS65921B1ZQZR の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the TPS65921B1ZQZR?

    • The TPS65921B1ZQZR is a highly integrated power management IC (PMIC) designed for applications such as smartphones, tablets, and other portable devices.

  2. What are the key features of TPS65921B1ZQZR?

    • The key features of TPS65921B1ZQZR include multiple step-down converters, LDO regulators, battery charger, power switches, and various protection features.

  3. How many step-down converters does TPS65921B1ZQZR have?

    • TPS65921B1ZQZR has four step-down converters to efficiently regulate the voltage levels required by the system components.

  4. What is the input voltage range supported by TPS65921B1ZQZR?

    • The TPS65921B1ZQZR supports an input voltage range from 2.7V to 5.5V, making it suitable for various battery-powered applications.

  5. Can TPS65921B1ZQZR be used in automotive applications?

    • Yes, TPS65921B1ZQZR is designed to meet the requirements of automotive applications, including infotainment systems and advanced driver-assistance systems (ADAS).

  6. Does TPS65921B1ZQZR support USB Type-C connectivity?

    • Yes, TPS65921B1ZQZR integrates USB Type-C and USB Power Delivery (PD) functionality, enabling efficient power delivery and data transfer.

  7. What are the available protection features in TPS65921B1ZQZR?

    • TPS65921B1ZQZR includes overvoltage protection, undervoltage lockout, thermal shutdown, and short-circuit protection to ensure the safety and reliability of the system.

  8. Is TPS65921B1ZQZR compatible with low-power modes?

    • Yes, TPS65921B1ZQZR supports various low-power modes to optimize energy efficiency and extend battery life in portable devices.

  9. What is the typical application of TPS65921B1ZQZR in smartphones?

    • In smartphones, TPS65921B1ZQZR can be used to manage power distribution, charge the battery, regulate voltage levels for different components, and provide system protection.

  10. Where can I find detailed technical documentation for TPS65921B1ZQZR?

    • Detailed technical documentation for TPS65921B1ZQZR, including datasheets, application notes, and user guides, can be found on the manufacturer's website or through authorized distributors.