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LTC6810IG-2#3ZZPBF
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LTC6810IG-2#3ZZPBF

Product Overview

Category

The LTC6810IG-2#3ZZPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in battery management systems (BMS) for monitoring and balancing lithium-ion battery stacks.

Characteristics

  • The LTC6810IG-2#3ZZPBF is a high-performance, multicell battery stack monitor.
  • It provides accurate voltage and temperature measurements for each cell in a battery stack.
  • The device offers built-in balancing functionality to equalize the charge across cells.
  • It supports daisy-chaining multiple devices for large battery stacks.
  • The LTC6810IG-2#3ZZPBF operates over a wide temperature range and has low power consumption.

Package

The LTC6810IG-2#3ZZPBF comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to accurately monitor and balance individual cells within a lithium-ion battery stack, ensuring optimal performance and longevity.

Packaging/Quantity

The LTC6810IG-2#3ZZPBF is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Input Voltage Range: -0.3V to +5V
  • Operating Temperature Range: -40°C to +85°C
  • Supply Voltage: 2.7V to 5.5V
  • Communication Interface: SPI (Serial Peripheral Interface)
  • Cell Voltage Measurement Accuracy: ±0.25mV
  • Cell Voltage Measurement Resolution: 16 bits
  • Balancing Current: Up to 100mA per cell

Detailed Pin Configuration

The LTC6810IG-2#3ZZPBF has a total of 48 pins. Here is a detailed pin configuration:

  1. VREF-
  2. VREF+
  3. GND
  4. GPIO1
  5. GPIO2
  6. GPIO3
  7. GPIO4
  8. GPIO5
  9. GPIO6
  10. GPIO7
  11. GPIO8
  12. GPIO9
  13. GPIO10
  14. GPIO11
  15. GPIO12
  16. GPIO13
  17. GPIO14
  18. GPIO15
  19. GPIO16
  20. GPIO17
  21. GPIO18
  22. GPIO19
  23. GPIO20
  24. GPIO21
  25. GPIO22
  26. GPIO23
  27. GPIO24
  28. GPIO25
  29. GPIO26
  30. GPIO27
  31. GPIO28
  32. GPIO29
  33. GPIO30
  34. GPIO31
  35. GPIO32
  36. GPIO33
  37. GPIO34
  38. GPIO35
  39. GPIO36
  40. GPIO37
  41. GPIO38
  42. GPIO39
  43. GPIO40
  44. GPIO41
  45. GPIO42
  46. GPIO43
  47. GPIO44
  48. VREF

Functional Features

  • Accurate voltage measurement for each cell in a battery stack.
  • Temperature monitoring for enhanced safety and performance.
  • Built-in balancing functionality to equalize cell charge.
  • Daisy-chain capability for large battery stacks.
  • Fault detection and reporting for improved reliability.
  • Low power consumption for energy-efficient operation.

Advantages and Disadvantages

Advantages

  • Precise voltage and temperature measurements ensure optimal battery performance.
  • Built-in balancing feature extends battery life and improves overall efficiency.
  • Daisy-chaining capability simplifies the management of large battery stacks.
  • Fault detection enhances system reliability and safety.
  • Wide operating temperature range allows for versatile applications.

Disadvantages

  • The LTC6810IG-2#3ZZPBF may require additional external components for full functionality.
  • Limited availability of alternative models from other manufacturers.

Working Principles

The LTC6810IG-2#3ZZPBF works by measuring the voltage and temperature of each cell in a lithium-ion battery stack. It utilizes an internal analog-to-digital converter (ADC) to accurately convert the cell voltages into digital values. The device also incorporates balancing circuitry to equalize the charge across cells, preventing overcharging or undercharging.

The LTC6810IG-2#3ZZPBF communicates with a microcontroller or host system through the SPI interface, allowing for easy integration into battery management systems. The device continuously monitors the battery stack, providing real-time data on cell voltages and temperatures. This information can be used to optimize battery performance, detect faults, and ensure safe operation.

Detailed Application Field Plans

The LTC6810IG-2#3ZZPBF is widely used in various applications that require precise monitoring and management of lithium-ion battery stacks. Some of the key application fields include:

  1. Electric Vehicles (EVs):

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LTC6810IG-2#3ZZPBF i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of LTC6810IG-2#3ZZPBF in technical solutions:

  1. Q: What is the LTC6810IG-2#3ZZPBF? A: The LTC6810IG-2#3ZZPBF is a high-precision battery stack monitor integrated circuit (IC) designed for monitoring and balancing the voltage of individual cells in a battery stack.

  2. Q: What is the maximum number of cells that can be monitored using LTC6810IG-2#3ZZPBF? A: The LTC6810IG-2#3ZZPBF can monitor up to 12 series-connected battery cells.

  3. Q: How does LTC6810IG-2#3ZZPBF measure cell voltages? A: The LTC6810IG-2#3ZZPBF uses an internal multiplexing system to sequentially measure the voltage of each cell in the battery stack.

  4. Q: Can LTC6810IG-2#3ZZPBF detect overvoltage or undervoltage conditions? A: Yes, the LTC6810IG-2#3ZZPBF can detect both overvoltage and undervoltage conditions in individual battery cells.

  5. Q: Does LTC6810IG-2#3ZZPBF support cell balancing? A: Yes, the LTC6810IG-2#3ZZPBF supports active cell balancing, allowing it to equalize the voltage across cells by transferring charge between them.

  6. Q: What communication interface does LTC6810IG-2#3ZZPBF use? A: The LTC6810IG-2#3ZZPBF uses a serial communication interface called SPI (Serial Peripheral Interface) for data exchange with a microcontroller or host system.

  7. Q: Can LTC6810IG-2#3ZZPBF measure battery temperature? A: No, the LTC6810IG-2#3ZZPBF is specifically designed for measuring cell voltages and does not have built-in temperature sensing capabilities.

  8. Q: What is the operating voltage range of LTC6810IG-2#3ZZPBF? A: The LTC6810IG-2#3ZZPBF operates from a supply voltage range of 2.5V to 5.5V.

  9. Q: Is LTC6810IG-2#3ZZPBF suitable for automotive applications? A: Yes, the LTC6810IG-2#3ZZPBF is suitable for automotive applications as it can withstand high temperatures and has built-in fault detection features.

  10. Q: Are there any evaluation boards or development kits available for LTC6810IG-2#3ZZPBF? A: Yes, Linear Technology (now part of Analog Devices) provides evaluation boards and development kits that can be used to evaluate and prototype with the LTC6810IG-2#3ZZPBF.

Please note that the answers provided here are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.