Phill Leyva EDN Although relatively expensive, monofilar-wound, bipolar stepper motors provide strong torque for a given physical size. However, each of the motor's two windings requires eight driving transistors connected in groups of four in ...
14-01-2018
Scot Lester EDN A step-down SMPS (switched-mode power supply) efficiently converts unregulated power to a regulated output voltage. However, unwanted switching-induced ripple and input transients may appear on the output. Applying noisy power to an ...
09-11-2017
John Guy EDN Adding current-limiting circuitry to a power amplifier's or a linear voltage regulator's emitter-follower output stage protects both the output transistor and the downstream circuitry from excessive-current damage. Figure 1 ...
09-11-2017
William H. Morong Electronic Design A current-limiting regulator prevents excessive load current, but it may not prevent excessive regulator dissipation. Many integrated regulators do protect themselves from excessive dissipation and many provide a ...
02-08-2017
George Qian, Linear Technology Design Note 559 Introduction In traditional isolated high voltage flyback converters, tight regulation is achieved using opto-couplers to transfer regulation information from the secondary-side reference circuitry to ...
18-07-2017
Victor Khasiev, Linear Technology Design Note 561 Introduction Positive to negative conversion (inverting output) is widely used in LCD devices, OLED displays, audio amplifiers, industrial machinery, semiconductor manufacturing process control ...
15-06-2017