UC2525 Designed smps switching power supply contains corrector pfc power factor and switching push-pull converter involved in a half-bridge. PFC The control circuit for the corrector power factor was chosen MC34262 The involvement of this circuit in the design corresponds to the wiring shown in the data sheet. During the operation of the control circuit…
The power output stage in class D amplifier is implemented using two integrated circuits from the company Texas Instruments – TPA3118D2 for the right and left channel and the TPA3116D2 for the channel of the subwoofer. Stereo channels delivering maximum power output 2×30W into loads of 8 Ω and a subwoofer 100W to a load…
IRS2092 2X50W Class D Amplifier Project The objective of this work is the design and implementation of the amplifier of class D with an output power 2 x 50 W at the impedance load of 4 Ω and a maximum total harmonic distortion of 10 %. In work is described the principle of operation of…
NCP1380 fixed switching frequency of the driven circuit NCP1236 and changer using the effect of switching at a minimum voltage (valley switching) with the controller NCP1380. For the needs of comparison was designed a test board with NCP1380. Design resources comes from the 65 W adapter with controller NCP1236 described in the application note .…
0-30V 0-6A Adjustable Laboratory power supply LCD Display ATmega16 controlled The basic involvement of the entire laboratory resources. Ac mains voltage 230V is transformed into two equal dc voltage 35V and also on the two voltage with a value of 5V for various polaritách. To a voltage of 35V is connected part of the Active…
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…