BQ76PL536PAPT

Product Overview

Category

The BQ76PL536PAPT belongs to the category of integrated circuits (ICs) specifically designed for battery management systems.

Use

This IC is primarily used for monitoring and balancing lithium-ion battery packs in various applications, including electric vehicles, energy storage systems, and portable electronics.

Characteristics

• The BQ76PL536PAPT offers high accuracy and precision in battery voltage and temperature measurements.
• It supports up to 16 series-connected lithium-ion cells.
• This IC provides advanced cell balancing capabilities to ensure optimal performance and longevity of battery packs.
• It features a robust communication interface for seamless integration with microcontrollers or host systems.
• The BQ76PL536PAPT operates over a wide temperature range, making it suitable for diverse environmental conditions.

Package

The BQ76PL536PAPT is available in a small form factor package, such as a TSSOP-38. This package ensures easy integration into space-constrained designs.

Essence

The essence of the BQ76PL536PAPT lies in its ability to accurately monitor and balance individual cells within a lithium-ion battery pack, thereby maximizing the overall performance and lifespan of the battery system.

Packaging/Quantity

The BQ76PL536PAPT is typically supplied in tape and reel packaging, with a quantity of 250 units per reel.

Specifications

• Input Voltage Range: 2.5V to 4.8V
• Cell Voltage Measurement Accuracy: ±10mV
• Temperature Measurement Accuracy: ±1°C
• Communication Interface: SPI/I2C
• Operating Temperature Range: -40°C to +85°C
• Balancing Current: Up to 100mA per cell

Detailed Pin Configuration

The BQ76PL536PAPT has a total of 38 pins. The pin configuration is as follows:

1. VREF
2. VSS
3. VDD
4. SDA
5. SCL
6. ALERT
7. CSB
8. GPIO0
9. GPIO1
10. GPIO2
11. GPIO3
12. GPIO4
13. GPIO5
14. GPIO6
15. GPIO7
16. GPIO8
17. GPIO9
18. GPIO10
19. GPIO11
20. GPIO12
21. GPIO13
22. GPIO14
23. GPIO15
24. GPIO16
25. GPIO17
26. GPIO18
27. GPIO19
28. GPIO20
29. GPIO21
30. GPIO22
31. GPIO23
32. GPIO24
33. GPIO25
34. GPIO26
35. GPIO27
36. GPIO28
37. GPIO29
38. GPIO30

Functional Features

• Accurate voltage and temperature monitoring of individual battery cells.
• Cell balancing functionality to equalize charge levels across the battery pack.
• Fault detection and reporting for enhanced safety.
• Configurable communication interface (SPI/I2C) for seamless integration with host systems.
• Low power consumption for efficient operation.

Advantages and Disadvantages

Advantages

• High accuracy in voltage and temperature measurements.
• Advanced cell balancing capabilities.
• Wide operating temperature range.
• Small form factor package for easy integration.
• Robust communication interface.

Disadvantages

• Limited to lithium-ion battery applications.
• Requires external microcontroller or host system for full functionality.

Working Principles

The BQ76PL536PAPT operates by continuously monitoring the voltage and temperature of each individual cell within a lithium-ion battery pack. It uses this information to ensure that all cells are operating within safe limits and to balance the charge levels across the cells. The IC communicates with a microcontroller or host system to provide real-time data and enable control over the battery management functions.

Detailed Application Field Plans

The BQ76PL536PAPT finds extensive application in various fields, including:

1. Electric Vehicles: It is used in electric vehicle battery management systems to monitor and balance the cells, ensuring optimal performance and extending battery life.

2. Energy Storage Systems: The IC plays a crucial role in energy storage systems, where it helps maintain the health and efficiency of lithium-ion battery packs.

3. Portable Electronics: Battery-powered portable electronics, such as smartphones and tablets, benefit from the accurate monitoring and balancing capabilities of the BQ76PL536PAPT.

Detailed and Complete Alternative Models

1. BQ76PL536APAPT: Similar to the BQ76PL536PAPT, this alternative model offers the same functionality but comes in a different package (e.g., QFN-38).

2. BQ76PL536EVM: This evaluation module provides a complete platform for testing and evaluating the features and performance of the BQ76PL536PAPT.

3. B