Circuits & Schematics - 4

Search results: 2,558 Output: 31-40
  1. Michele Frantisek EDN The voltage-to-current (V/I) converter in Figure 1 uses three common op amps, two medium-power transistors, and only a few passive components. The first op amp (IC 1 ) inverts the sum of voltages V IN and V OUT to V 1 = (V IN ...
    02-11-2019
  2. Anthony Smith EDN Converting band-limited NRZ (non-return-to-zero) data to a digital format suitable for microprocessors and other digital systems poses problems when a signal's duty cycle or amplitude varies or when its average level ...
    29-10-2019
  3. Wenwei Li, Analog Devices Design Note The LTC4126 is a full-featured 7.5 mA wireless lithium-ion (Li-Ion) battery charger with a 1.2 V inductorless dc-to-dc converter designed for hearing aids, wireless headsets, and other space-constrained ...
    22-10-2019
  4. Stephen Woodward EDN In theory, the design of current sensing circuitry, typically based on simple measurement of the IR voltage developed across a resistor placed in series with the current to be sensed, looks like an easy task. In theory. But in ...
    20-10-2019
  1. Victor Khasiev, Analog Devices Design Note Introduction A 2-quadrant power supply one that provides a positive or negative voltage to the same output terminals can easily be produced using the LT8714 4-quadrant controller. The 2-quadrant supply ...
    14-10-2019
  2. Circuits Security Digital Texas Instruments CD4017B CD4019B CD4072B CD4093B CD4538BC
    Maxwell Strange EDN Figure 1 is the block diagram of an easily programmed, single-button combination lock. You operate the lock by using a series of short and long pulses from a momentary switch that masquerades as a doorbell button. The circuit ...
    03-10-2019
  3. Circuits Maxim MAX5527
    Reinhardt Wagner, Maxim Integrated Products EDN This Design Idea describes a simple alternative to a nonvolatile gating function you typically implement using PAL (programmable-array logic), GAL (gate-array logic), or a CPLD ...
    01-10-2019
  4. Circuits Video Texas Instruments CD74HC14 CD74HC86
    Dave Conrad Electronic Design By providing simultaneous output of composite video, this video-sync separator design offers an alternate method for providing horizontal (H) and vertical (V) sync signals that support RGB video output to ...
    01-10-2019
  5. Robert Sheehan EDN When you design dc/dc converters, it is often necessary to generate a bias supply to operate the control circuitry from the raw input voltage. Many methods are available for configuring the bias supply, each with its own benefits ...
    26-09-2019
  6. Chuck Wojslaw EDN The traditional approach to the design of a full-wave rectifier (Figure 1) is to set the gains of IC 1 and IC 2 to 1 and use the steering diodes D 1 and D 2 to sum the sinusoidal half-cycles of the input to form the rectified ...
    22-09-2019