BQ20Z70PW-V110G4

Series:	Impedance Track™
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Function:	Battery Monitor
Battery Chemistry:	Lithium-Ion/Polymer
Number of Cells:	2 ~ 4
Fault Protection:	Over Current, Over Temperature, Over/Under Voltage, Short Circuit
Interface:	SMBus
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	20-TSSOP
Base Part Number:	BQ20Z70

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

BQ20Z70PW-V110G4 Application Field and Working Principle

Power management integrated circuits (PMICs) form the cornerstone of today’s pervasive electronics, powering and managing the components of virtually all modern electronic devices. One type of power management IC is the battery management IC, and the BQ20Z70PW-V110G4 is one example of a battery management IC. This article will explain the applications of the BQ20Z70PW-V110G4 as well as its working principles.

Applications for the BQ20Z70PW-V110G4

The BQ20Z70PW-V110G4 is a specialized battery management IC for small- to medium-sized Li-ion and LiFePO4 batteries, with a typical operating voltage range from 2.5V to 4.65V. It is designed to be used in a wide range of applications, from portable electronics and medical devices to wearable products, industrial equipment, and IoT devices. The BQ20Z70PW-V110G4 offers a wide array of features, including stackable cell monitors, LED-enabled gas gauges, programmable current and voltage settings, over-temperature/undervoltage protection, self-discharging countermeasures, and integrated passive components to reduce board space and system cost.The BQ20Z70PW-V110G4 also boasts low-off-state self-discharge current, low cell balancing current, and an efficient layout to reduce thermal stress. It is also highly reliable, with features such as a double data buffer for reliability and a segment display for higher accuracy readings. Overall, the BQ20Z70PW-V110G4 is an excellent choice for a wide range of battery management applications.

Working Principle of the BQ20Z70PW-V110G4

The working principle of the BQ20Z70PW-V110G4 is fairly simple. The IC contains several analog and digital blocks connected through a digital serial interface, which enables the IC to communicate with the system’s microcontroller. This allows the microcontroller to send commands to the BQ20Z70PW-V110G4 and receive feedback on the status of the battery.The BQ20Z70PW-V110G4 is designed to monitor voltage, current, and temperature of batteries with up to seven cells. It also monitors cell capacity, remaining run-time, and other key parameters to ensure that the battery performs as expected. The BQ20Z70PW-V110G4 also contains a gas gauge with a unique low-current, low-power architecture that ensures the most accurate predictions of battery life. The gas gauge keeps track of the battery’s current state-of-charge (SOC) and accurately forecasts remaining battery life duration. The BQ20Z70PW-V110G4 also employs error detection and correction (EDC), along with other techniques such as soft atmospheric detection, to detect and correct any errors caused by cell parameter variations. EDC also ensures data accuracy while keeping power consumption to a minimum. Finally, the BQ20Z70PW-V110G4 utilizes several protection features to help protect the battery from potential damage caused by over-current, over-temperature, and extreme voltages.

Conclusion

The BQ20Z70PW-V110G4 is a versatile and powerful battery management IC that can be used in a wide range of applications. Its features make it ideal for portable electronics, medical devices, wearable products, and a variety of industrial applications. With its low-current, low-power architecture, error detection and correction capabilities, and protection features, the BQ20Z70PW-V110G4 is an excellent choice for any battery management application.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description