Overview
The LC709203FXE-03MH-ENG is a sophisticated battery fuel gauge IC designed by onsemi, part of their Smart LiB Gauge family. This device is specifically tailored for monitoring single lithium-ion or lithium-polymer battery cells. It utilizes the advanced HG-CVR (High Accuracy Coulomb Counter and Voltage Relaxation) algorithm to provide accurate Relative State Of Charge (RSOC) measurements, even under varying conditions such as temperature changes, loading, aging, and self-discharge. This ensures optimal performance and extended operating time for portable devices.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | onsemi | Product Status | Active |
| Function | Battery Monitor | Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 | Interface | I²C |
| Operating Temperature | -40°C ~ 85°C (TA) | Mounting Type | Surface Mount |
| Package/Case | 9-UFBGA, WLCSP (1.60x1.76) | RoHS Status | Lead free / RoHS Compliant |
Key Features
- Advanced HG-CVR Algorithm: Provides accurate RSOC measurements without the need for a sense resistor, even under unstable conditions such as temperature changes, loading, aging, and self-discharge.
- I²C Interface: Enables communication with the host processor for data exchange and configuration.
- Compact Package: Available in a small 9-UFBGA and WLCSP package, making it suitable for space-constrained designs.
- Wide Operating Temperature Range: Operates from -40°C to 85°C, ensuring reliability in various environmental conditions.
- Battery Profile Flexibility: Supports multiple battery profiles that can be loaded during final test or in the field if required.
Applications
- Portable Electronics: Ideal for use in smartphones, tablets, laptops, and other portable devices that require accurate battery state of charge monitoring.
- Wearable Devices: Suitable for smartwatches, fitness trackers, and other wearable devices where battery life is critical.
- Industrial and Automotive Systems: Can be used in various industrial and automotive applications where reliable battery monitoring is essential.
Q & A
- Q: What is the LC709203FXE-03MH-ENG used for?
A: The LC709203FXE-03MH-ENG is a battery fuel gauge IC used for monitoring the state of charge of single lithium-ion or lithium-polymer battery cells.
- Q: What algorithm does the LC709203FXE-03MH-ENG use for battery monitoring?
A: It uses the HG-CVR (High Accuracy Coulomb Counter and Voltage Relaxation) algorithm to provide accurate RSOC measurements.
- Q: What is the operating temperature range of the LC709203FXE-03MH-ENG?
A: The operating temperature range is from -40°C to 85°C.
- Q: What interface does the LC709203FXE-03MH-ENG use for communication?
A: It uses an I²C interface for communication with the host processor.
- Q: Is the LC709203FXE-03MH-ENG RoHS compliant?
A: Yes, the LC709203FXE-03MH-ENG is lead free and RoHS compliant.
- Q: How can I obtain detailed information about the LC709203FXE-03MH-ENG, such as application notes and datasheets?
A: You can find detailed information, including datasheets and application notes, on the Onsemi website or through authorized distributors like Ovaga.
- Q: What is the warranty period for the LC709203FXE-03MH-ENG purchased from Ovaga?
A: Ovaga offers a 1-year warranty on the LC709203FXE-03MH-ENG, covering any defects in materials and workmanship under normal use.
- Q: How can I ensure the authenticity of the LC709203FXE-03MH-ENG from Onsemi when purchasing from a distributor?
A: Ensure that you purchase from authorized distributors who rigorously test and verify the credentials of original Onsemi manufacturers and authorized agents.
- Q: What is the return or replacement process for the LC709203FXE-03MH-ENG if it is defective?
A: Defective products can be returned or replaced within 365 days of delivery, provided they are unused and in their original packaging. Return Authorizations must be obtained from the distributor.
- Q: How can I contact support for technical inquiries or to obtain datasheets and pin diagrams for the LC709203FXE-03MH-ENG?
A: You can contact the distributor's support team via email for any technical inquiries or to obtain datasheets and pin diagrams.
