LED current regulator features low dropout
Read about a circuit that regulates the current through one or more LEDs, making it almost independent of supply voltage.
Add manual reset to standard three-pin-reset supervisor
By simply incorporating a couple of resistors, a capacitor, and a pushbutton switch, you can transform a standard three-pin-reset supervisor…
Enabling smarter power conversion, management
There is an opportunity for the IoT to play a crucial role in meeting energy efficiency targets by enabling greater…
Current mirror boosts PWM regulator’s performance
Here is how to reduce Miller Effect to enhance an SMPS' performance and reduce component count.
Inexpensive current monitor tracks high dc currents
Here's a cheap, low-power current-measurement circuit that's useful for measurements of modest accuracy.
40A converter touts true differential remote-voltage sensing
The SWIFT TPS548D22 DC/DC converter contains a small PowerStack package and integrated MOSFETs to drive ASICs and DSPs in space-constrained…
24W flyback regulator simplifies DC/DC converter design
Linear Tech’s LT8304 samples the isolated output voltage directly from the primary-side flyback waveform, eliminating the need for an optoisolator…
Utilise CFL ballast to drive LEDs
Learn how you can use a CFL-ballast IC for driving a string of as many as 64 LEDs. A ballast…
Charging supercaps to 7V from USB power
Read about a switching regulator that charges three supercapacitors and provides input-current limiting.
MCU programmer taps power from PC’s serial port
Even with the serial port's limited capacity, serial-port power can still be a convenient power source for today's electronics. Here's…