Designing a complete industrial ADC interface
This circuit handles both 0 to 10V and 0- to 20-mA inputs, and digitises the inputs and feeds a low-cost…
Incorporate grounded-switch for Topswitch on/off control
Integrating a couple of components to the control pin of a Topswitch switching regulator enables on/off control.
Cut autozero-amplifier noise by a factor of two
Find out how to decrease output noise by a factor of two by simply paralleling four amplifiers of a quad…
Exposing a router’s Achilles’ heel
Read on as the author actualises his aspiration to pick apart WD's My Net N900 router.
Circuit protects amp outputs against over-voltage
Here's a look at an automotive-protection circuit that withstands repeated insults of direct short circuits to the full battery voltage.
Monitor ac line with isolated circuit
Read about a simple circuit that generates a square wave whose pulse width is proportional to the mains-voltage level.
Add stepper-motor motion controller into CPLD/FPGA
Find out how a CPLD or FPGA can be a home for a stepper-motor motion controller and driver.
Spacecraft designs gain from RF impedance matching
Once a key skill of RF analogue engineers, digital and mixed-signal members of the avionics design team now have to…
Nonvolatile digital potentiometer gates logic signal
Here is a simple alternative to a nonvolatile gating function you typically implement using programmable-array logic, gate-array logic, or a…
WLED driver operates down to 1.2V supply voltage
This circuit trumps commercially available LED drivers, which bottom out at 2.5V input voltage, by operating at voltages as low…