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Search results: 2,269   Output: 11-20
  1. Luca Bruno EDN The Design Idea in Figure 1 is a precision current mirror used to drive two strings of five white LEDs. Figure 1. Current source/mirror driving two LED strings. The op-amp has double negative feedback (since M2 inverts the signal at ...
    Circuits » Analogue Design · Light » Maxim » MAX4238
    23-03-2017
  2. Erik Matlin Electronic Design With portable battery-operated devices continuing to add functionality while shrinking in size, printed-circuit-board real estate becomes increasingly valuable. Single-supply circuitry can help by saving space and ...
    Circuits » Analogue Design » Maxim » MAX4380
    23-03-2017
  3. Moshe Gerstanhaber and Chau Tran, Analog Devices EDN Figure 1 shows two large-signal- measurement methods. The first uses a two-resistor voltage divider and an output buffer, and the second comprises an attenuating inverter and a high-value input ...
    23-03-2017
  4. Alan Stummer Electronic Design By using a constant-current source along with a ratiometric DAC configuration, the output intensity of a laser diode can be carefully set and controlled using this simple circuit. This circuit was designed to meet a ...
    23-03-2017
  5. General information In this article we will talk about a simple device that I designed for automatic control of additional LED lighting in the kitchen. Kitchen renovating and complete replacement of kitchen cabinetry are main reasons for ...
    15-03-2017
  6. Analog Devices Circuit Note CN-0032 Circuit Function and Benefits There are many applications that require a single-ended analog signal, either bipolar or unipolar, to be converted by a high resolution, differential input ADC. This dc-coupled ...
    Circuits » Analogue Design » Analog Devices » AD7982, ADA4941, ADR435
    14-03-2017
  7. Bipin Duggal EDN Piezoelectric tubular positioners that drive manipulators in scanning tunneling microscopes require high-voltage, low-current drive circuits. The circuit in Figure 1 can drive high-resistance, low-capacitance piezoelectric loads at ...
    14-03-2017
  8. Dusan Ponikvar EDN When you need an analog output from a microcontroller that does not have a digital-to-analog converter (DAC), you can connect an external DAC chip. But for a cheaper solution, use a pulse-width modulated (PWM) output and add a ...
    14-03-2017
  9. Kahou Wong, On Semiconductor EDN A buck/boost converter can step a voltage up or down. Such a converter is appropriate for battery-powered applications. One application derives a regulated 14.1 V at 1 A from 12 V solar panels with 9 to 18 V ...
    Circuits » Supply · Power » ON Semiconductor » MC33166/7
    14-03-2017
  10. Ken Yang EDN All dedicated current-sense amplifiers provide high-side sensing on a positive supply, but you can adapt such circuits for monitoring a negative supply (Figure 1). The positive-supply pin, V+, connects to the system's positive ...
    Circuits » Measurement · Power » Maxim » MAX4172
    08-03-2017
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