A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the analog and digital grounds separate and connect them at a single point. Use a 10uF capacitor between VCC and GND, and a 1uF capacitor between VBAT and GND.
Calibration involves setting the device's internal registers to match the specific battery characteristics. Use the device's calibration mode to measure the battery's capacity, voltage, and temperature. Refer to the application note AN4341 for detailed calibration procedures.
The DS2786G+T&R can handle up to 2A of continuous current. However, it's recommended to limit the current to 1.5A for optimal performance and to prevent overheating.
The DS2786G+T&R has built-in overcharge, over-discharge, and over-current protection features. Configure the device's registers to set the protection thresholds and enable the protection features. Use the device's interrupt pins to trigger external circuitry for protection.
Yes, the DS2786G+T&R is designed to work with various battery chemistries, including Li-ion, Li-polymer, and NiMH. However, calibration and configuration may vary depending on the specific battery characteristics.
DS2786G+T&R datasheet
by Maxim Integrated Products
