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Posts tagged Semiconductor and Integrated Circuit Devices

Bootstrap AUDIO circuit using transistor

Bootstrap AUDIO circuit AND LAYOUT Bootstrap driver Micro circuit using TIP3055 tip2955 TIP42 tip41 MJE340 What is bootstrapping circuit? Within an integrated circuit a bootstrap method is used to allow internal address and clock distribution lines to have an increased voltage swing. Tops bootstrap circuit uses a coupling capacitor, formed from the gate/source capacitance of […]

Circuit diagram keytop and display for electronic devices

Circuit diagram keytop and display A keyboard “key figure” who work with electrical contact between the surface of the keyboard and the underlying circuit when pressed keytop area, used by some home computers the early 1980s, and has been widely used in consumer electronic devices.

simple Audio Power Amplifier Circuit

simple Audio Power Amplifier Circuit using LA4440 simple Audio Power Amplifier Circuit using LA4440 PART : R101,201 ……………. 2K2 R102,202,104,204 …….. 10K R103,203 ……………. 5K6 R105,205 ……………. 4.7 OHM C1 …………………. 220uF/16V C2 …………………. 2200uF/25V C101,201,106,206 …….. 10n C102,202 ……………. 220n C103,203 ……………. 4,7uF/10V C104,204 ……………. 2n2 C105,205 ……………. 22n C107,207,111,211 …….. 100n C108,208 ……………. […]

GPS Circuit

gps circuit gps circuit The 10-pin cable I used is from a Nikon MC-30 remote release that I already owned. I cut the 10-pin plug off it and replaced it with a 3.5mm stereo jack plug. I then added a corresponding socket to my project to allow the use of a remote release. This means […]

25W Audio Amplifier Circuit using STK4142II

25W Audio Amplifier Circuit using STK4142II

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