[H&M semi]

General Description:
The HM4033 is a step up battery charger controller IC which operates from an input voltage of 4V to 28V. The HM4033 includes on-chip reference voltage, +5V voltage regulator, inductor current sensing, battery voltage monitoring and N-channel MOSSFET driving blocks, etc, which makes the HM4033 easy to be used with few external components.

FEATUREs:
● Input Voltage Range： 4V to 28V
● Inductor Current Sensing
● Battery Voltage Monitoring
● Up to 1MHz Switching Frequency
● Automatic Recharge
● Up to 25W Output Power
● On-Chip Voltage Regulator: 5V， 5mA
● Operating Temperature Range：－ 40℃ to 85℃
● 6-Pin SOT23 Package
● Lead-free， rohs-Compliant， Halogen-free

APPLICATIONs:
● Lithium ion battery charger
● LiFePO4 battery charger
● Lead-Acid battery charger
● Standalone battery charger