LC709203FXE-03MH

Product Category: Integrated Circuit

Use: The LC709203FXE-03MH is a lithium-ion battery fuel gauge IC designed for use in portable electronic devices. It accurately measures the remaining battery capacity and provides essential information for efficient power management.

Characteristics: This IC features high accuracy, low power consumption, and a compact package size, making it suitable for integration into small form factor devices. It comes in a small 12-pin WLCSP package, making it ideal for space-constrained applications.

Package: 12-pin WLCSP (Wafer Level Chip Scale Package)

Essence: The essence of the LC709203FXE-03MH lies in its ability to accurately monitor and manage the battery capacity of portable electronic devices, ensuring optimal power utilization and enhancing user experience.

Packaging/Quantity: The IC is typically supplied in tape and reel packaging, with quantities varying based on customer requirements.

Specifications:

• Operating Voltage Range: 2.8V to 4.5V
• Battery Voltage Measurement Range: 2.8V to 4.5V
• Operating Temperature Range: -40°C to 85°C
• Communication Interface: I2C
• Standby Current: 20µA (typical)
• Battery Capacity Measurement Accuracy: ±1%

Detailed Pin Configuration:

The detailed pin configuration of the LC709203FXE-03MH is as follows:

1. VSS (Ground)
2. BAT (Battery Input)
3. SDA (I2C Data)
4. SCL (I2C Clock)
5. ALERT (Alert Output)
6. TS (Temperature Sense)
7. VDD (Power Supply)
8. NC (No Connection)
9. NC (No Connection)
10. NC (No Connection)
11. NC (No Connection)
12. NC (No Connection)

Functional Features:

• Accurate battery capacity measurement
• Low power consumption
• Temperature sensing for enhanced accuracy
• I2C interface for communication with host device
• Alert function for battery status notifications

Advantages:

• High accuracy in battery capacity measurement
• Compact package size for space-constrained designs
• Low standby current for minimal power consumption
• Temperature sensing enhances performance in varying environmental conditions
• User-configurable alert function for proactive battery management

Disadvantages:

• Limited to lithium-ion battery applications
• Requires I2C interface support in host device
• Not suitable for extreme temperature environments

Working Principles:

The LC709203FXE-03MH utilizes advanced algorithms to measure the battery voltage and current, from which it calculates the remaining capacity and state of charge. It also incorporates temperature compensation to ensure accurate readings across different operating conditions. The I2C interface allows seamless communication with the host device, enabling real-time monitoring and control of the battery system.

Detailed Application Field Plans:

The IC is well-suited for integration into various portable electronic devices, including smartphones, tablets, wearable devices, and handheld consumer electronics. Its accurate battery capacity measurement and low power consumption make it an ideal choice for products where efficient power management is crucial.

Detailed and Complete Alternative Models:

• Texas Instruments BQ27510-G3
• Maxim Integrated MAX17055
• Analog Devices LTC2943
• Renesas Electronics R2A20056SP

This comprehensive list of alternative models provides options with similar functionalities, catering to diverse design requirements and preferences.

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