Linked Questions

1 vote
1 answer
4k views

What is the standard way to make a Peltier power supply with variable power? [duplicate]

Possible Duplicate: How to drive a Peltier element? I want to control a few Peltier using MCU. I think the easiest way is using PWM, but I feel that the efficiency is very low and It maybe will ...
pstan's user avatar
  • 921
1 vote
1 answer
2k views

Driving a Peltier w/ PWM or analog out [duplicate]

I feel like this has been beaten around the bush in a couple other topics, but I am hoping to find something a bit more definitive. I am looking to control a Peltier thermoelectric cooler. I've got a ...
GravyBagel's user avatar
0 votes
2 answers
616 views

Powering of Peltier Elements and power issues! [duplicate]

I want to power up 4-5 peltier elements TEC 12706 which have maximum voltage of 16.4V and max current of 6.4A (at 50 C). Will a power supply of 12V 30A do the job (I'm thinking about connecting them ...
user3117672's user avatar
7 votes
2 answers
10k views

Smoothing a High Current PWM

I am using a MOSFET to control the average voltage to a device by varying the duty cycle to the base as shown in the diagram below. My question is what is the best circuit to use in the "filter box" ...
Anthony Phan's user avatar
5 votes
2 answers
7k views

Non-inverting MOSFET switch circuit and alternatives?

I am starting a new hobby project in which I need to control both solenoids, DC-pumps or peltier elemtns. I have couple of questions. To explain the picture below. V1_IN is an input from an 3.3V (max ...
user3769000's user avatar
1 vote
3 answers
22k views

What power supply do I need to power 4 peltier plates with 5A 12V each?

I need to power 4 peltier plates (tec1-12706) with 12V and 5A for a thermoelectric cooler project. I wish to have maximum cooling. Also I need to attach a few(4) computer cooling fans to dissipate ...
Rivu's user avatar
  • 11
2 votes
2 answers
5k views

H-bridge design for Peltier

I am using a pelter module to cool a chamber, I also use the same module to heat the chamber just by reversing the voltage to to.(separately tested and working). This lead me to look for a H-bridge IC ...
Ashlesh Bhat's user avatar
1 vote
2 answers
9k views

PWM control of Peltier with Arduino+Thermistor [duplicate]

I currently have this setup and would like to add automatic control over the PWM based on a thermistor reading. Any insights?
M.Y.'s user avatar
  • 93
3 votes
1 answer
724 views

How to set a positive and negative current from arduino?

I'm designing a PID temperature controller for a laser diode with arduino. The laser gives me the value of its temperature, which I compare with my reference and then, through the controller ...
Martin's user avatar
  • 59
2 votes
2 answers
1k views

Buck-converter dynamic output-voltage using digital-potentiometer

I am driving a load at 40 V, 4.8 A, and would like to dynamically change the voltage being supplied to it, ideally creating a 2-40 V range with increments of <0.1 V. To achieve this, I am thinking ...
user2275231's user avatar
1 vote
0 answers
1k views

Peltier Circuit Components

New to electrical in general, so be gentle... Looking to drive a TEC1-12706 as a cooler/heater, using 24V, 500 Hz PWM as input. To avoid thermal cycling caused by PWM, incorporating LC filter. In ...
GravyBagel's user avatar
2 votes
1 answer
767 views

PWM LED dimmer as TE driver

Would it be possible to use a standard 12V DC LED dimmer together with a thermoelectric element to control the temperature? I'm talking about a very simple application with no need of fine tuning. ...
Francesco's user avatar
  • 1,025
1 vote
0 answers
456 views

how to control peltier element with microcontroller

I need a little help from experienced people. I want to control a Peltier element with a microcontroller, with PWM. May? The peltier element has the following parameters: Imax=8.3 A, Vmax=3.8V.Ok... ...
Andrei Toderita's user avatar
0 votes
3 answers
267 views

Why Electro Mechanical Relay makes controller reset?

In my current project, I am controlling Peltier Element Temperature which is current controlled load using Arduino. I am controlling Temperature of Peltier by applying PWM to H-bridge. In addition ...
karanrp's user avatar
  • 245
1 vote
0 answers
236 views

Peltier question power, pwm and voltage

There are little to none information about Peltier in the internet, especially in team of powering it, so here I try to ask few question about it. Here is the particular one that I am referring to: <...
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