Tag: pwm circuits

What PWM works How PWM Pulse width modulation is the technique of obtaining the analog electrical value or signal to be produced at the output by controlling the width of the pulses to be produced.

Power LED Dimmer Circuit

| 2008/06/28

A quality and stable LED dimmer circuit is built on LM358 and LM393 opamps, the operating frequency of BUZ71A mosfet is used in the power floor. 150Khz brightness and precise light adjustment can be made. The operating voltage of the LED dimmer circuit is between 12 volts and 24 volts, max. 1.5 amps Dimmer for…

AT89S52 8051 RF DC Motor Speed Control

| 2008/05/09

Wireless within a certain area with a control circuit for controlling the speed of DC Motor. Work, should I use to reach my goal I began to identify materials. These materials AT89S52 microcontroller, our independent auditor by the company manufactured and price is also suitable 433MHz UHF frequency band enables communication RF receiver and transmitter…

Atmel AT90S2313 ATTINY2313 Applications

| 2008/05/08

There are intense ATtiny2313 AT90S2313 projects, also there are programmatic circuits in analog circuits. An Even Better LC Meter Based on Atmel AVR ATTINY861 A Pretty Good LC Meter Based on an AVR ATtiny2313 AT90S2313 LC Determination by Resonant Frequency Measurement ATtiny2313 AT90S2313 MAX038 Function-Sweep Generator with Markers ATtiny2313 AT90S1200A A Little More Serious Frequency…

PIC12C509 PWM Electronic Speed Control

| 2008/03/09

Electronic speed control circuit 12c509 micro integrated outputs are powered by IRL9Z34N and IRL2203 mosfets and motor speed control is provided. All source files of the project (asm codes, eagle pcb, schema) have been shared. Author uses speed control circuit in model airplane projects Electronic Speed Controller This ESC is based on Mike Norton’s design.…

Bridge Bidirectional DC Motor Speed ​​Control PWM PIC12F629

| 2008/03/09

Bridges connected motor speed control circuit 12f629 controller based on the PWM method and the motor is driven integrated outputs 2N7002 MOSFETs reinforced with assembly language prepared by the source. Asm,. Hex code and eagle prepared with diagrams, printed circuit board files there. Fully solid-state, bi-directional output (without relays) Lightweight materials SMD (surface mount) 10…

PWM Motor and Power Control with PIC16F84

| 2008/03/05

PIC16F84 4 MHz crystal is connected 100 Hz PWM output produces a pulse width of 10 separate levels are adjusted these values ​​asm software vary from circuit only engine that not all GUS control applications can be used on a frequency of 50 Hz is set inverters driven circuit two buttons have their power levels…

PIC16F876 PWM Motor Speed ​​Control

| 2008/03/02

CCS PCM compiler pic16f876 microcontroller circuit prepared with software installed on the PIC hex output FETs are driven IRL1004 MOSFET PWM frequency of 10 kHz with the engine. Prepared with eagle pcb circuit and printed circuit board file source software. I tried several ready made PWM speed control circuits. Of the few I tried, there…