.. that those devices demanded much higher current than he wanted to use. I gave this problem some thought and came up with a design in Figure 1. Figure 1. Schematic diagram. The circuit uses a LTC1799 precision frequency generator from ...
.. of the square wave output voltage to the triangle voltage over C, which rises in frequency, is described in my recent Design Idea (DI), “Wide-range tunable RC Schmitt trigger oscillator” ( Ref. 2 ). There, I use a ...
.. 3296 types or similar, but single-turn trimmers may also work fairly well, as both pots have a small trim range by design. The di/dV, current stability, and ease of trimming are excellent. Input to output linearity of the basic ...
.. programming interface for the microcontroller (GND-RST-MISO-MOSI-SCK). PCB layout Figure 2 shows the PCB layout of the design. It’s a two-layer PCB board and contains a mixture of SMD and through-hole components. Figure 2. PCB ...
.. frequent and favorite contributor Nick Cornford gave us a cool and novel acoustic-interface design for a super sub-ohmmeter capable of audibly sniffing out defects in PWBs: “Tuneful track-tracing” ...
.. contributor R. Jayapal recently shared an interesting Design Idea (DI) for power supply control and sequencing in MCU-based applications that combine analog and digital ...
.. topic that has recently drawn a lot of interest (!) and no fewer than four separate design articles (!!) here in Design Ideas, is the conversion of 0 to 20 mA current sources into industrial standard ...
.. waveforms (simulation) of the C2 capacitor. Figure 3. Voltage and current waveforms of C2 (simulation). AL17150 buck design tool The chip man µFacturer (Diodes Incorporated) has introduced an interesting and helpful Microsoft ...