Converting square-waves into saw-teeth
Converting square-waves into saw-teeth
May 15, 2025 Circuits

Generating analog sawtooth waveforms (linear ramp followed by a quick reset to zero) from digital timing signals is a common function. It usually requires a negative supply...

Navitas GaNSense motor drive ICs deliver
Navitas GaNSense motor drive ICs deliver industry-leading performance, efficiency, & robustness in home appliances & industrial applications
May 15, 2025 News

Fully integrated & protected GaN ICs with bi-directional loss-less current sensing delivers 4% higher efficiency, 15% lower system cost & 40% smaller footprint...

Circuit delivers constant power load
Circuit delivers constant power to a load
May 14, 2025 Circuits

If you have a load with a variable or poorly specified resistance and want to regulate the power applied to it (a heater for example), merely controlling the voltage or current will not work, as in both cases the power P = I2R = V2/R depends on R...

Vishay Intertechnology releases AEC-Q100 qualified ambient
Vishay Intertechnology releases AEC-Q100 qualified ambient light sensor in rectangular 4.38 mm x 1.45 mm x 0.6 mm package
May 13, 2025 News

Vishay Intertechnology introduced the industry’s first AEC-Q100 qualified rectangular ambient light sensor....

LM4041 voltage regulator impersonates precision current
LM4041 voltage regulator impersonates precision current source
May 12, 2025 Circuits

The LM4041 has been around for over 20 years. During those decades, while primarily marketed as a precision adjustable shunt regulator, this classic device also found its way into alternative applications...

high-performance current source
A high-performance current source
May 8, 2025 Articles

The ever innovative and prolific Mr. Woodward has offered “PWM-programmed LM317 constant current source”, an intriguing programmable constant current source which elicited a lively conversation in its comments section...

Current monitor
Current monitor
May 7, 2025 Circuits

Almost every wall power supply has no indicator showing whether current is consumed by the load or not. It seems that this was a shortcoming that was not only noticed by me...

Another simple flip ON flop OFF
Another simple flip ON flop OFF circuit
May 6, 2025 Circuits

Figure gives a simple circuit for the PUSH ON, PUSH OFF function with only a few inexpensive components...

negative current source PWM input LM337
A negative current source with PWM input and LM337 output
May 5, 2025 Circuits

Figure’s negative constant current source has been a textbook application for the LM337 regulator forever...

Simple logic probe uses bicolor LED
Simple logic probe uses bicolor LED
May 4, 2025 Circuits

When probing digital logic levels on a circuit board, locating the indicator of the logic level near the probe tip is convenient, so that you can keep both the indicator and probe tip constantly in sight...