dotfry
dotfry
3-Wire Electret Microphone Pre-Amplifier
This 3-wire microphone pre-amplifier is designed using the low-power, low-noise, and low-distortion OPA1692 audio operational amplifier, making it ideal...
dotfry
3.3V Automotive Step-Down Regulator –...
This is a Dual Mode regulator intended for Automotive, battery-connected applications that operate with up to a 36V...
dotfry
3.3V-5A Output DC-DC Converter with 1...
This is a synchronous step-down DC/DC converter based on the RT7258 chip. The chip has integrated high-side...
dotfry
350W Power Factor Boost Converter for...
This 350W power factor boost converter is designed for inverter-fed BLDC/PMSM motor appliances, A/C units,...
dotfry
3A Thermoelectric Cooler (TEC) Driver
3A TEC Driver Module is a complete power stage solution to drive Thermoelectric Cooler (TEC)....
dotfry
3A Unipolar Stepper Motor Driver
This tiny Unipolar stepper motor driver has been designed around SLA7078MPR IC from Sanken. It is a...
dotfry
3D Effect Audio Processor
The project presented here is a 3D sound processor, that regenerates 3D sound to stereo speakers. The...
dotfry
3V To 5V Boost DC-DC Converter using ...
The circuit shown here is a compact and high-efficiency boost converter that has been designed...
dotfry
3V to 5V DC Output Step-Up DC-DC Conv...
The project presented here is a powerful constant-frequency, pulse-width modulating (PWM), current-mode step-up DC-DC switching...
dotfry
3W Stereo Audio Amplifier using TDA7266D
Tiny stereo audio amplifier board has been designed around SMD TDA7266D IC from ST. The...
dotfry
4 Channel Analog Video Distribution A...
This is a low-cost video distribution amplifier capable of driving up to four video lines....
dotfry
4 Channel Current Sense Amplifier – L...
This 4-Channel current sense amplifier is designed for cost-optimized applications. This is a current-sense amplifier...