5V boost 9V chip

2v l 24V The boost chip is a small package （SOT23-6）、CC( constant current ) Mode PWM boost IC, Suitable for lithium batteries （3～4.2V） Output 5V,1A Mobile power applications .3V l 5V The input voltage range of the boost chip can be from low 2.6 Volts to high 6 Volt , Output voltage 3.3–20V Adjustable and internal MOS The output switching current can be as high as 2A, Encapsulated in the SOT23-6, The working frequency is 1MHZ, Collocation 3.3uh Small chip inductor , Reduce the volume of finished products . 3v l 5V The boost chip has built-in over temperature protection , Turn off the protection , Under voltage protection , Over current protection , And it can be adjusted by external resistance ** High current

HU6285A Is a 2V boost 12V High current chip

3.7V boost 5V The power management circuit modes of are 10 Kind of ：

1, Boost type ,2.7V boost 5V Small current 250MA type HU3031C

2, Boost type ,0.7V The pressure rise can reach 5V low power consumption 8uA,600MA type HU2112

3, Boost type ,2V The pressure rise can reach 12V,1.2A type HU6281

4, Boost type ,2V The pressure rise can reach 24V,1.2A type HU6281

5, Boost type , Output 5V2.4A type

6, Boost type , Output 5V3A type

7, Lithium battery boost charging category Two sections 5V boost 8.4 chip HU5810A

8, Lithium battery boost charging category three links 5V boost 12.6 chip HU5913

9, Lithium battery boost charging category Four sections 5V boost 16.8 chip HU5912

10, Lithium battery boost charging category Five sections 5V boost 21 chip HU5911

11, Lithium battery voltage stabilization LDO and DC-DC Step down chip

3V l 5V l 8.4V l 12.6V/16.8V/24V Typical applications of pressure chip

application electric current efficiency

3V l 5v 1A 86%

5v l 7.4v 400MA

92% 5V l 12v 200MA 90%

Nowadays, ion batteries are widely used in all aspects of electronic products in our life . Such as , electronic toy , cosmetic instrument , Medical products , Intelligent Watch , mobile phone , The notebook , There are many electric cars and so on .

The lithium battery 3.7V Boost to 5V,3.7V turn 5V Circuit design of electronic products with regulated output , Because the power supply range of lithium battery is 3V-4.2V Between , Unable to continuously improve the constant voltage output , Supply power to the subsequent circuit , Guarantee stability .