LTC3300ILXE-2

Product Overview

Category

The LTC3300ILXE-2 belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used in battery management systems, where it plays a crucial role in monitoring and controlling the charging and discharging processes of batteries.

Characteristics

• High efficiency: The LTC3300ILXE-2 offers high conversion efficiency, ensuring optimal power utilization.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for various battery types and configurations.
• Low quiescent current: The device has a low quiescent current, minimizing power consumption during standby or idle modes.
• Robust protection features: It incorporates multiple protection mechanisms such as overvoltage, undervoltage, and overcurrent protection, ensuring safe operation of the battery system.

Package

The LTC3300ILXE-2 is available in a small form factor package, allowing for easy integration into space-constrained designs. The package type is LQFP (Low Profile Quad Flat Package).

Essence

The essence of the LTC3300ILXE-2 lies in its ability to efficiently manage battery charging and discharging processes while providing robust protection features.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Programmable from 2.5V to 4.2V
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to 85°C
• Package Type: LQFP

Detailed Pin Configuration

The LTC3300ILXE-2 has a total of 32 pins. The pin configuration is as follows:

1. VIN
2. VREF
3. VOUT
4. GND
5. PGND
6. BAT
7. BATP
8. BATN
9. VCC
10. SDA
11. SCL
12. ALERT
13. FLT
14. INT
15. EN
16. NC
17. NC
18. NC
19. NC
20. NC
21. NC
22. NC
23. NC
24. NC
25. NC
26. NC
27. NC
28. NC
29. NC
30. NC
31. NC
32. NC

Functional Features

• Battery voltage monitoring: The LTC3300ILXE-2 accurately measures the battery voltage, enabling precise control of charging and discharging processes.
• Charge balancing: It facilitates the equalization of cell voltages in multi-cell battery packs, ensuring optimal performance and longevity.
• Temperature monitoring: The device incorporates temperature sensing capabilities to prevent overheating and damage to the battery system.
• Communication interface: It supports I2C communication protocol, allowing for easy integration with microcontrollers or other control systems.

Advantages and Disadvantages

Advantages

• High efficiency power management
• Wide input voltage range
• Robust protection features
• Small form factor package for space-constrained designs
• Accurate battery voltage monitoring

Disadvantages

• Limited output voltage range (2.5V to 4.2V)
• Requires external components for complete battery management system implementation

Working Principles

The LTC3300ILXE-2 operates based on a combination of analog and digital circuitry. It utilizes feedback control loops to regulate the charging and discharging processes of batteries. The device continuously monitors the battery voltage, current, and temperature to ensure safe and efficient operation.

Detailed Application Field Plans

The LTC3300ILXE-2 finds extensive application in various fields, including: 1. Electric vehicles: It is used in the battery management systems of electric vehicles to optimize battery performance and extend range. 2. Renewable energy systems: The product plays a crucial role in managing battery storage systems in renewable energy applications such as solar and wind power. 3. Portable electronics: It is utilized in portable electronic devices like smartphones and tablets to enhance battery efficiency and prolong battery life.

Detailed and Complete Alternative Models

1. LTC6804-2: This IC offers similar battery management functionalities with additional cell balancing capabilities.
2. BQ76940: A highly integrated battery management IC suitable for multi-cell battery packs.
3. MAX14920: Provides comprehensive battery management features along with isolation capabilities for enhanced safety.

These alternative models offer different features and specifications, allowing designers to choose the most suitable option based on their specific requirements.

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