LTC6804IG-2#3ZZPBF

Product Overview

The LTC6804IG-2#3ZZPBF belongs to the category of integrated circuits and is specifically designed for use in battery management systems. This IC offers high precision battery monitoring and balancing capabilities, making it suitable for a wide range of applications in electric vehicles, energy storage systems, and portable electronics. The LTC6804IG-2#3ZZPBF is known for its high accuracy, low power consumption, and compact package, making it an essential component in modern battery management solutions.

Basic Information

• Category: Integrated Circuits
• Use: Battery Management Systems
• Characteristics: High Precision Monitoring, Balancing Capabilities
• Package: 38-Lead SSOP
• Essence: Battery Monitoring and Balancing
• Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

• Input Voltage Range: 2.2V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Cell Voltage Measurement Range: 0V to 5V
• Balancing Current Range: ±7.5mA
• Internal ADC Resolution: 12 Bits
• Communication Interface: SPI

Detailed Pin Configuration

The LTC6804IG-2#3ZZPBF features a 38-lead SSOP package with the following pin configuration: 1. VREF- 2. VC1- 3. VC1+ 4. VC2- 5. VC2+ 6. VC3- 7. VC3+ 8. VC4- 9. VC4+ 10. VC5- 11. VC5+ 12. VC6- 13. VC6+ 14. VC7- 15. VC7+ 16. VC8- 17. VC8+ 18. VC9- 19. VC9+ 20. VC10- 21. VC10+ 22. VC11- 23. VC11+ 24. VC12- 25. VC12+ 26. VC13- 27. VC13+ 28. VC14- 29. VC14+ 30. VC15- 31. VC15+ 32. VC16- 33. VC16+ 34. VREF+ 35. VD- 36. VD+ 37. VREFOUT 38. GND

Functional Features

• High Accuracy Cell Voltage Monitoring
• Integrated Cell Balancing Functionality
• Daisy-Chainable for Multi-Cell Applications
• Low Power Consumption
• Fault Detection and Reporting

Advantages and Disadvantages

Advantages

• Precise Battery Monitoring
• Efficient Cell Balancing
• Compact Package
• Low Power Consumption

Disadvantages

• Limited Balancing Current Range
• Requires External Microcontroller for Control

Working Principles

The LTC6804IG-2#3ZZPBF operates by measuring the individual cell voltages of a battery pack using its integrated ADCs. It then utilizes its balancing circuitry to equalize the charge across cells, ensuring optimal performance and longevity of the battery pack. The IC communicates the measured data and status information to an external microcontroller via the SPI interface, enabling comprehensive battery management.

Detailed Application Field Plans

The LTC6804IG-2#3ZZPBF finds extensive application in electric vehicles, where it plays a crucial role in managing the battery packs to ensure safety, efficiency, and longevity. Additionally, it is utilized in energy storage systems to monitor and balance the cells within large battery banks, maximizing their operational lifespan. Furthermore, the IC is employed in portable electronics to enhance the reliability and performance of rechargeable battery packs.

Detailed and Complete Alternative Models

• LTC6811: Offers similar battery monitoring and balancing capabilities with extended features for larger battery configurations.
• BQ76PL536A-Q1: Provides comparable functionality with enhanced fault protection and diagnostic features for automotive applications.

In conclusion, the LTC6804IG-2#3ZZPBF stands as a vital component in battery management systems, offering high precision monitoring and balancing capabilities for various applications. Its compact design, low power consumption, and integration make it a preferred choice for modern battery management solutions.

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