The CN3703 is a PMIC (power management integrated circuit) manufactured by Consonance. It is a Battery Management IC, packaged in a TSSOP-16 package with RoHS compliance. The IC is designed for Li-Ion / Lifep04 cells and provides multiple functions including protection, control, and monitoring. Features include over-voltage (OV) and under-voltage (UV) protection, rapid charging, 8-bit ADC for accurate measurements, low standby current, and more. This part also features a resistive sense connection, allowing for accurate current-sense detection.