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JOULWATT JW5711 switching non-isolated power supply step-down converter

The W5711 provides an ultra-low power solution for products powered by one rechargeable lithium-ion battery, lithium primary battery chemistry Li-MnO2, or two to three alkaline cells. The output voltage of the buck converter is set between 0.7V and 3.3V through the three VSEL pins.

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Founded in 2013,JOULWATT is a rapidly growing supplier of high-performance analog and digital-analog hybrid semiconductors. Since its establishment, the company has always been committed to providing highly integrated, high-performance and high-reliability power management chip products, and providing customers with one-stop purchasing services.

Product Introduction&Application Fields

product details

  • 3V to 5.5V operating input range

  • Output current 300mA, peak value 400mA

  • Typical 360nA quiescent current

  • When the load current is >15uA, the efficiency is as high as 90%

  • Low output ripple voltage

  • 8 selectable output voltages 1.2V to 3.3V

  • Output short circuit protection

  • Output voltage discharge

  • Automatic transition to 100% duty cycle operation

  • Thermal Protection 

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