![AMS1117 3.3V regulator outputs 4.2V or 3.3V depent on source of 5V input - Electrical Engineering Stack Exchange AMS1117 3.3V regulator outputs 4.2V or 3.3V depent on source of 5V input - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/uloNA.png)
AMS1117 3.3V regulator outputs 4.2V or 3.3V depent on source of 5V input - Electrical Engineering Stack Exchange
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Amazon.com: HiLetgo 5pcs AMS1117-3.3V Power Supply Module Mini USB DC Dual Charging Port 5V/3.3V : Electronics
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Xucus Micro USB to 5V to 3.3V AMS1117 3.3V Regulated Power Supply Module USB to 3.3V Module: Amazon.com: Industrial & Scientific
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Amazon.com: HiLetgo 5pcs AMS1117-3.3V Power Supply Module Mini USB DC Dual Charging Port 5V/3.3V : Electronics
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Ams1117 3.3v Ams1117-3.3v Mini Usb 5v/3.3v Dc Perfect Power Supply Module - Replacement Parts - AliExpress
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Amazon.com: Bridgold 10pcs AMS1117-3.3 AMS1117-3.3V 1117 Forward Low Voltage Linear Regulator 3.3V 1A for Laptop Mobile Phone Battery Charger. : Electronics
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Xucus Micro USB to 5V to 3.3V AMS1117 3.3V Regulated Power Supply Module USB to 3.3V Module: Amazon.com: Industrial & Scientific
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1pcs Ams1117-3.3v Mini Usb 5v/3.3v Dc Perfect Power Supply Module - Integrated Circuits - AliExpress
![GitHub - matthiasbock/USB-3.3V-supply.PCB: 3.3V voltage regulator board for AMS1117 with mini-USB socket for power supply GitHub - matthiasbock/USB-3.3V-supply.PCB: 3.3V voltage regulator board for AMS1117 with mini-USB socket for power supply](https://raw.githubusercontent.com/matthiasbock/USB-3.3V-supply.PCB/master/PCB-3D%20with%20LED.jpg)