Math v in frac r2 r1 r2 v out math as ilya veygman completely discussed.
													
																	Embedded 5v to 3 3 v voltage regulator. 
									
	
		
	
																	Ldo voltage regulators 400ma 3 terminal voltage regulator enlarge mfr. 
																	The problem is what do you do with that 3 3v output. 
																	Contact mouser usa. 
																	N2 a fully integrated 5 v to 3 3 v supply voltage regulator for application in digital ic s has been designed in a 3 3 v 0 5 μm cmos process. 
															
													
									
	
		
	
																	The regulator is able to deliver peak current transients of 300 ma while the output voltage remains within a margin of 10 around the nominal value. 
																	T1 embedded 5v to 3 3v voltage regulator for supplying digital ics in 3 3v cmos technology. 
																	Ok here s the thing. 
																	Mouser offers inventory pricing datasheets for texas instruments to 3 linear voltage regulators. 
															
													
									
	
		
	
																	If you prefer a ready made module instead take a look at ams1117 3 3v modules on ebay. 
																	For example a tc1262 from microchip has a drop out voltage of about 300mv at a normal current consumption of the esp8266. 
																	Mouser offers inventory pricing datasheets for 3 5 v ldo voltage regulators. 
																	Dorhea 7 pack 3 3v dc dc buck converter 3 pins ams1117 3 3v dc 4 75v 12v to 3 3v voltage regulator step down power supply 800ma buck module 7 99 7. 
															
													
									
	
		
	
																	Skip to main content 800 346 6873. 
																	Yeeco usb buck boost converter 3 5v 12v to 1 2v 24v dc dc step up step down power supply module voltage regulator 5v to 3 3v 9v 12v 18v 24v 4 2 out of 5 stars 9 9 99 9. 
																	A fully integrated 5 v to 3 3 v supply voltage regulator for application in digital ic s has been designed in a 3 3 v 0 5 spl mu m cmos process. 
																	Ldo voltage regulators 200ma ldo vout 3 5v dropout 130v iq 170ua psrr 70db in sot 353f ufv package. 
															
													
									
	
		
	
																	This board is best to use in a project that is designed tobe powered with a 9v dc from either a pp3 battery or a wall adapter. 
																	Usb buck boost converter drok dc dc 3 5v 12v to 1 0 24v step up down voltage regulator 5v 9v power supply module 0 35v 0 3a volt current power display meter 3 9 out of 5 stars 10 13 99 13. 
																	If you run it into say an op amp a c. 
																	You can certain create a voltage divider. 
															
													
									
	
		
	
																	Linear voltage regulators 3a 5v fixed output linear regulator 2 to 3 0 to 125 enlarge mfr. 
																	99 get it as soon as fri oct 2. 
																	You should look for a low drop out linear regulator which will regulate the battery voltage to 3 3v. 
																	Part lm323k. 
															
													
									
	
		
	
																	Au den besten gerrit w.