BQ500110RGZR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Not For New Designs
Applications:	Wireless Power Transmitter
Current - Supply:	8mA
Voltage - Supply:	3 V ~ 3.6 V
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	48-VFQFN Exposed Pad
Supplier Device Package:	48-VQFN (7x7)
Base Part Number:	BQ500110

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Introduction

PMIC (Power Management Integrated Circuit) is a chip used in electronic devices to manage power. It optimizes the performance of a device by regulating the power flow between the various components. PMIC can be broadly classified into three categories- general purpose, specialized and System On Chip (SOC). This article will discuss the application field and working principle of the BQ500110RGZR, which falls under Specialized PMIC category.

BQ500110RGZR – An Overview

The BQ500110RGZR is an advanced, highly efficient power management IC designed for use in automotive power systems. It is specifically designed for battery-backup applications. It provides a high accuracy measurement of battery voltage and current. In addition, it provides power monitoring and protection features such as over-current protection and overvoltage protection. The device also has a built-in actual current monitoring with a voltage accuracy of ±25mV.

Application Field

The BQ500110RGZR is mainly used in automotive power systems, in particular in battery-backup applications. It can also be used in other applications where a high accuracy power management solution is required. Examples of such applications include solar power, electric vehicle charging systems and renewable energy systems. The device is also suitable for other low power, high accuracy power management applications.

Working Principle

The BQ500110RGZR operates by measuring the battery voltage and current in order to provide a complete power management system. The device incorporates a low dropout linear regulator, a current sense amplifier, a voltage reference and a high speed comparator. The regulator provides the output voltage and the current sense amplifier provides the input current.The high speed comparator compares the input and output signals to ensure that the output voltage is within the certain range. If the output voltage is above or below this range, the output current is shut off. This ensures a high level of reliability in power management applications.

Conclusion

The BQ500110RGZR is a specialized PMIC that is specifically designed for automotive battery-backup applications. It provides an accurate power management solution with over-current protection and overvoltage protection. The device is suitable for use in a wide range of low power applications where high accuracy is essential.

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