[Shenzhen Huazhimei Semiconductor Co., Ltd]

Overview:
HM5032 is a PFM boost type dual Lithium battery charge control integrated circuit. HM5032 uses constant current and Quasi-constant voltage mode for battery charging management, internal integration Quasi-voltage source, inductor current detection unit, battery voltage detection circuit Circuit and off-chip field-effect transistor drive circuit, etc., with external components Few parts, simple circuit and other advantages.

FEATUREs:
⚫ Input voltage range: 2.7V to 6.5V
⚫ Working current: 280 microampere @VIN=5V
⚫ Inductor current detection
⚫ Up to 1MHz switching frequency
⚫ Quasi-constant voltage charging mode compensates battery internal resistance and battery connection line Voltage loss due to resistance
⚫ Automatic recharging function
⚫ Up to 35W output power
⚫ When the battery voltage is lower than the input voltage or the battery is short-circuited, Charge with a smaller current.
⚫ Adaptive function of input power
⚫ Chip enable input
⚫ Battery terminal overvoltage protection
⚫ Status indication output
⚫ Operating temperature range: -40℃ to 85℃
⚫ 8-pin SOP8 package
⚫ The product is lead-free, meets the requirements of the rohs directive, and does not contain halogen

APPLICATIONs:
⚫ Dual-cell lithium battery charge control
⚫ POS machine, electric fan
⚫ Sound
⚫ Independent charger