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Search results: 452   Output: 51-60
  1. Einar Abell EDN This Design Idea gives two versions of an indicator light that changes from green to red as a battery discharges. There are many circuits that do this sort of thing, but all the ones I have seen are too complex and costly for my ...
    15-12-2015
  2. John Rice, Texas Instruments LEDs Magazine The non-synchronous, boost, power-conversion topology is often used in LED drivers in instances where the input voltage (VIN) is insufficient to forward bias a series/parallel set of LED strings. This ...
    Circuits » Supply · Light · Power » Texas Instruments » INA201, TPS40211
    23-11-2015
  3. Mike Wong, Intersil EDN Assume that a design requires positive voltage, but only a negative-voltage power source is available. Using a standard boost-converter IC in the circuit of Figure 1, you can efficiently generate a positive voltage from a ...
    Circuits » Supply · Power » EL7515
    11-11-2015
  4. Tom Gross, Linear Technology Design Note 511 Introduction The LTC3626 synchronous buck regulator with current and temperature monitoring is the first of Linear’s SWITCHER+™ line of monolithic regulators. It is a high efficiency, ...
    04-11-2015
  5. Ilija Uzelac EDN This Design Idea presents a simple, proven, reliable, and robust method for charging large capacitor banks, using a series connection of power MOSFETs to raise the breakdown voltage over that of an individual MOSFET. When a power ...
    Circuits » Supply · Power » IXTQ10P50P
    22-10-2015
  6. Philip Karantzalis, Linear Technology Design Note 529 Introduction A common problem in power distribution systems is loss of regulation due to the cable/wire voltage drop between the regulator and the load. Any increase in wire resistance, cable ...
    Circuits » Supply · Power » Linear Technology » LT6110, LT3080, LT3976
    20-10-2015
  7. Vladimir Rentyuk EDN Most engineers know that they can use an inexpensive, three-terminal adjustable regulator, such as Fairchild Semiconductor’s LM317 , as an adjustable regulator to only some necessary value of voltage, such as 36 or 3 V. ...
    Circuits » Supply · Power » Fairchild » LM317
    13-10-2015
  8. Vladimir Rentyuk EDN A TL431 shunt regulator is a perfect choice for many applications. You can use it as a comparator with hysteresis by taking advantage of its inner voltage reference along with few additional components. You can use this ...
    Circuits » Supply · Power » TL431
    17-09-2015
  9. Analog Devices Circuit Note CN-0151 Circuit Function and Benefits Digitally controlled current sources are critical functions in a variety of applications, such as power management, solenoid control, motor control, impedance measurement, sensor ...
    Circuits » Analogue Design · Supply » Analog Devices » AD5543, AD5446
    11-09-2015
  10. Todor Arsenov EDN Most isolated, offline SMPSs (switched-mode power supplies), including flyback, forward, and resonant, must operate at input voltages of 90 to 260 V rms. Some cases even use line-to-line voltages of 400 V rms 10%, leading to ...
    01-09-2015
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