Mouser offers inventory pricing datasheets for 3 5 v ldo voltage regulators.
Embedded 5v to 3 3 v voltage regulator.
Part lm323k.
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You should look for a low drop out linear regulator which will regulate the battery voltage to 3 3v.
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.
Math v in frac r2 r1 r2 v out math as ilya veygman completely discussed.
Ok here s the thing.
If you run it into say an op amp a c.
3 5 v ldo voltage regulators are available at mouser electronics.
Ldo voltage regulators 400ma 3 terminal voltage regulator enlarge mfr.
For example a tc1262 from microchip has a drop out voltage of about 300mv at a normal current consumption of the esp8266.
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.
T1 embedded 5v to 3 3v voltage regulator for supplying digital ics in 3 3v cmos technology.
You can certain create a voltage divider.
Ldo voltage regulators 200ma ldo vout 3 5v dropout 130v iq 170ua psrr 70db in sot 353f ufv package.
The problem is what do you do with that 3 3v output.
Au nauta bram.
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.
Mouser offers inventory pricing datasheets for texas instruments to 3 linear voltage regulators.
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.
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.
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Au den besten gerrit w.
If you prefer a ready made module instead take a look at ams1117 3 3v modules on ebay.
Linear voltage regulators 3a 5v fixed output linear regulator 2 to 3 0 to 125 enlarge mfr.
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.