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HM5309

H&M semi
Part Number HM5309
Manufacturer H&M semi
Description PFM Step-Up DC-DC Controller
Published Jun 24, 2019
Detailed Description HM5309 PFM Step-Up DC-DC Controller IC HM5309 General Description The HM5309 is a simple, compact PFM boost controlle...
Datasheet PDF File HM5309 PDF File

HM5309
HM5309

Overview
...r designed for applications where extremely low cost and small size are top priorities.
The output voltage is fixed at 9V with 1% accuracy from an input voltage range of +2.
7V to +6.
5V.
Low current consumption of 32uA typical makes HM5309 ideal for battery-powered applications.
The HM5309 is designed specifically to provide a simple application circuit and minimize the size and number of external components, making them ideal for consumer electronics applications.
The HM5309 adopts PFM operating mode, which provides excellent efficiency over a wide-range of input voltage and load currents.
The on-time and off-time are tuned to permit optimization of external component size.
Chip enable input...


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