Adjustable Laboratory power supply adjustable Voltage 0-30v adjustable current 20Ma-5A TL494 DC-DC Buck Converter high efficiency. A PWM generator is used to generate budiaceho signal for spínanú control. As a source of PWM the signal is used, the integrated circuit TL494 PWM signal for switching of the upper trigger is created using the outputs C2…
2X400W Class D Amplifier Project with IR2110 . The function of the PWM modulator For clarity of explanation of the function of the entire PWM modulator it is advisable to split it into a few blocks away. The first and most important block is the generator of triangular signal, which consists of the integrator formed…
Claas D power supply smps TAS5613 For the design of the power supply of the power to TOP261EN 300W is available on the market a large number of integrated control circuits switching power supplies. For the design is selected integrated circuit from the TOPSwitch family of one of the largest manufacturers of switching power supplies…
TDA9859 The main part of the preamplifier is an integrated circuit TDA9859, this integrated circuit is controlled via the I2C microprocessor Atmega128. Individual settings of the preamplifier through the keyboard are displayed on the graphical LCD display. Integrated circuit TDA9859 The preamp allows you to adjust the volume level, bass, treble, and balance in a…
Class D Amplifier TDA8927J This integrated circuit includes a terminal switching transistors type DMOS (Double-Diffused MOS), circuits for controlling the transistors and circuits for communication with the control circuit. It is also equipped with a control circuit for detecting the maximum output current and temperature sensor. Further, this circuit is characterized by high efficiency, a…
NCP5106A NCP1396A Detailed study the principles of operation of the serial, parallel and serial-parallel resonant LLC Converter. Think about the possible organization of multiphase serial-parallel Converter LLC SMPS . WITH using math and simulation tools compare the current design of the individual Power devices, single-phase and multiphase versions of the inverter. Carry out a theoretical…
TL494 Audio amplifier switch mode power supply smps . TAS5611A Class D Amplifier Circuit Project The performance of the power unit should be about 400 Watts smps. The power source may be elected by the classic or switched. Because of the size and weight of the transformer of the classical sources is elected a switching…
The block diagram of the integrated circuit TAS5611A As mentioned above, the circuit contains 4 identical channels. The input signal is fed to pin INPUT_X. Signal continues into the feedback filter ANALOG LOOP FILTER and further to the input multiplexer the ANALOG INPUT MUX. In the block ANALOG COMPARATOR MUX occurs to compare the input…
The main parts of the switch inputs is the decimal counter CD4017. Resistors R5 and R6 serves to limit the input current to the counters and, together with capacitor C1 form the RC divider. His task is to prevent multiple switch, when pressing a button, the influence of mechanical oscillations of the contacts of the…
The output stage of the TDA7490 amplifier in class D The core of the end stage class d circuit is TDA7490 from the company STMicroelectronics. The way in which this amplifier works, was discussed above. Here will be dismantled just a function nejdůleţitějších components. On pin 8 generates a modulation signal, or it is possible…