Regulator ESP32 Deep Sleep

kilobyte_ch
Posts: 12
Joined: Wed Apr 19, 2017 2:17 pm

Regulator ESP32 Deep Sleep

Postby kilobyte_ch » Mon Sep 25, 2017 7:31 am

Just want to ask what you guys use typically for a Regulator for Low Power Applications with the ESP32. I haven't found the "perfect" one yet. Obviously SMD.

ESP_Sprite
Posts: 9723
Joined: Thu Nov 26, 2015 4:08 am

Re: Regulator ESP32 Deep Sleep

Postby ESP_Sprite » Mon Sep 25, 2017 8:43 am

For my personal projects, I like the HT7833. Not too expensive, has the 500mA output capacity I need, and sips 4uA quiescent current.

BuddyCasino
Posts: 263
Joined: Sun Jun 19, 2016 12:00 am

Re: Regulator ESP32 Deep Sleep

Postby BuddyCasino » Mon Sep 25, 2017 11:06 am

Mouser, Digikey, even Octopart don't know about HT7833. Where do you get them from?

ESP_igrr
Posts: 2071
Joined: Tue Dec 01, 2015 8:37 am

Re: Regulator ESP32 Deep Sleep

Postby ESP_igrr » Mon Sep 25, 2017 11:21 am


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loboris
Posts: 514
Joined: Wed Dec 21, 2016 7:40 pm

Re: Regulator ESP32 Deep Sleep

Postby loboris » Mon Sep 25, 2017 12:44 pm

Outside China:
Aliexpress
eBay

Kazuya91
Posts: 27
Joined: Wed Aug 23, 2017 11:33 am

Re: Regulator ESP32 Deep Sleep

Postby Kazuya91 » Sun Mar 11, 2018 10:18 pm

I have a short question concerning this topic and I dont wanted to open a new one.

I want to use a Lithium Ion battery with the HT7833 instead of a LiFePo4 since I get way more capacity with Lithium Ion Batteries. I wanted to ask you guys if you use any capacitors to stabilize the voltage? If yes, how many µF do they have? How many µF are recommended?

Thanks in advance!

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