BQ26200PW
Compact 8-pin TSSOP battery monitoring and fuel gauge ICs
Manufacturer： ['rochester', 'analog-devices', 'ti']
series introduction
# BQ26200PW Product Series Introduction
## 1. Overview
The BQ26200PW product series represents a cutting - edge line of integrated circuits designed to meet the diverse and demanding requirements of modern power management applications. These devices are engineered with precision and innovation to provide high - performance, reliable, and efficient solutions for a wide range of industries and end - user products.
## 2. Key Features
### 2.1 High - Accuracy Measurement
- The BQ26200PW series is equipped with advanced measurement circuitry that offers extremely high accuracy in monitoring key power parameters. It can precisely measure battery voltage, current, and temperature. This high - accuracy measurement is crucial for applications where precise power management is essential, such as in portable electronic devices, electric vehicles, and industrial battery systems. For example, in a smartphone, accurate battery voltage measurement helps in providing an accurate estimate of the remaining battery life, enhancing the user experience.
- The current measurement accuracy is within a very tight tolerance, which allows for efficient power consumption analysis and optimization. This is especially important in battery - powered devices to ensure that the battery is used in the most efficient way possible, thereby extending the device's runtime.
### 2.2 Low Power Consumption
- These integrated circuits are designed with low - power operation in mind. They consume minimal power during normal operation, which is a significant advantage for battery - powered applications. By reducing the power consumption of the power management circuitry itself, more power can be allocated to the main functions of the device. For instance, in a wearable device, the low power consumption of the BQ26200PW helps to extend the battery life between charges, making the device more practical for daily use.
- The low - power mode of the BQ26200PW series further reduces power consumption during periods of inactivity, ensuring that the overall power efficiency of the system is maintained at a high level.
### 2.3 Wide Operating Voltage Range
- The BQ26200PW can operate over a wide voltage range, which makes it suitable for a variety of battery chemistries and power sources. It can handle different battery voltages, from low - voltage lithium - ion batteries used in small portable devices to higher - voltage battery packs used in electric vehicles and industrial equipment.
- This wide operating voltage range provides flexibility in system design, allowing designers to use different battery configurations without having to worry about compatibility issues with the power management circuitry.
### 2.4 Integrated Protection Features
- Over - voltage protection: The BQ26200PW series includes built - in over - voltage protection mechanisms. In case the battery voltage exceeds a safe level, the device will automatically take action to protect the battery and the connected components. This helps to prevent damage to the battery due to over - charging, which can lead to reduced battery life and potential safety hazards.
- Under - voltage protection: Similarly, under - voltage protection is also integrated. When the battery voltage drops below a certain threshold, the device can trigger appropriate actions, such as shutting down non - essential functions or providing a warning to the user. This protects the battery from deep discharge, which can also damage the battery and reduce its performance.
- Over - current protection: To safeguard against excessive current flow, the BQ26200PW has over - current protection. This is important in preventing short - circuits and other electrical faults that could cause damage to the battery and the system.
## 3. Applications
### 3.1 Portable Electronic Devices
- Smartphones: The BQ26200PW can be used to manage the battery power in smartphones. It provides accurate battery status information, such as remaining capacity and charge level, to the device's operating system. This allows the smartphone to optimize power consumption, adjust screen brightness
Images for reference
8-TSSOP
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