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  • Switch Debouncer With Auto Repeat

    2015-09-19 03:41:3762

    This circuit produces an output pulse when SW1 (pushbutton) is depressed. It also becomes a hysteresis ga te oscillator. Dl and R2 add asymmetry. The D...

  • Phone Activated Solid State Relay Switch Circuit

    2015-09-19 03:10:3667

    solid - state relays, which use anSCR, TRIAC, or transistor output instead of mechanical contacts to switch the controlled power. The output device (SC...

  • Battery Switch With Low-Dropout Regulator(LT1579)

    2015-09-19 01:39:5561

    This article briefly describes Battery Switch With Low-Dropout Regulator (LT1579). This principle is easy to understand, but also very practical. Depth...

  • Switch On Time Delay Circuit

    2015-09-19 00:54:2196

    Here is switch on delay circuit. This Switch On Time Delay circuit has been designed to create a lamp switch operated electronically with an option of ...

  • Freescale MC33710/34710 Switching Regulator Datasheet

    2015-09-18 18:49:5971

    MC33710/34710 used to be applied on ethernet appliance, robotics, network applications using embedded MCUs. This device work in a wide operating input ...

  • IR Switching Circuit Diagram With TSOP1738 IC

    2015-09-18 18:25:56105

    Description: The following circuit shows about Infrared Switching Circuit Diagram. This circuit based on the TSOP1738 IR receiver IC, Features: input t...

  • Switchstart Ballast Circuit for Fluorescent Tube Lamp (LF411

    2015-09-18 18:24:3762

    This article describes the Switchstart Ballast Circuit for Fluorescent Tube Lamp (LF411). The content is very simple, very helpful. Components in this ...

  • Touch Switch with MPF102 JFET

    2015-09-18 14:33:50103

    When the touch plate is contacted by a large object (human body, etc.), stray 60-?? pickup is rectified by D1 and D2, and produces a negative voltage a...

  • Automatic Tr Switch Circuit

    2015-09-18 14:04:0273

    A pair of diodes and a quarter-wave transmission line are used as an automatic TR switch. D1 and D2 conduct during transmit periods, short- circuiting ...

  • Master/Slave Switch(S202SE2)

    2015-09-18 12:54:23168

    This article briefly describes the Master / Slave Switch (S202SE2). Although this circuit is very easy to understand, but also very practical. Circuit ...

  • Low-Voltage Remote Mains Switch(4093B)

    2015-09-18 10:55:3763

    The paper gives a brief introduction of the Low - Voltage Remote Mains Switch (4093B). The circuit is easy to understand, but also very practical. The ...

  • Triac zero-point switch

    2015-09-18 09:21:4781

    On the initial part of the positive half cycle, the voltage is changing rapidly from zero causing a large current to flow into capacitor C2. The curren...

  • Dew sensitive switch

    2015-09-18 07:05:0161

    Description. Here is a simple circuit that can be used to switch ON or OFF a device when the dew present in the surrounding atmosphere crosses a set va...

  • Sound-Activated Lamp (Relay/Switch)

    2015-09-18 01:29:3663

    This simple circuit shown int the schematic diagram actives the switch using sound. We can use this circuit for various applications, such as automatic...

  • Adjustable 1.5A Step Down 1.5 MHz Switching Regulator (ST1S0

    2015-09-17 23:22:56104

    This article describes the Adjustable 1.5A Step Down 1.5 MHz Switching Regulator (ST1S03). The content is very simple, very helpful. Components in this...

  • Overheat Detector Alarm/Switch(LM35)

    2015-09-17 23:13:0465

    This article describes Overheat Detector Alarm / Switch (LM35). The principle is very simple, very practical. The circuit components can help you under...

  • Frequency switch circuit (1S1588)

    2015-09-17 21:22:4163

    This article describes the Frequency switch circuit (1S1588). The content is very simple, very helpful. Diagram showing the principle is as follows. Co...

  • Remote On-Off Switch through Small Transformer

    2015-09-17 21:07:4167

    This is a remote on-off switch circuit. With this circuit, we can take the benefit of using small switch to control larger AC current from high power d...

  • How to build Wireless On-Off Switch

    2015-09-17 15:01:0066

    Description Normally home appliances are controlled by means of switches, sensors, etc. However, physical contact with switches may be dangerous if the...

  • Variable voltage 0-25V 10A Switching Regulator by L4970

    2015-09-17 14:20:0465

    Today a friend contacts with to come to request seek 10A power supply switching Regulator circuit please take easy structure economize with.I to try se...

  • Touch Switch II

    2015-09-17 12:24:0961

    A touch switch is a switch that is turned on and off by touching a wire contact, instead of flicking a lever like a regular switch. Touch switches have...

  • Multiparty telephone switching device circuit diagram

    2015-09-17 12:03:2162

    The figure is Multiparty telephone switching device circuit diagram. Reprinted Url Of This Article: http://www.seekic.com/circuit_diagram/Electrical_Eq...

  • Triac zero voltage switching

    2015-09-17 02:19:3968

    The triac will be gated on at the start of the positive half cycle by current flow through the 3 ?μf capacitor as long as the C103 SCR is off. The loa...

  • Touch switch or proximity detector

    2015-09-17 01:59:2877

    This circuit is actuated by an increase in capacitance between a sensing electrode and the ground side of the line. The sensitivity can be adjusted to ...

  • 10V switching regulator using LM5007

    2015-09-17 01:10:1662

    Description. The circuit diagram shown here is of a 10V switching regulator based on the LM5007 from National Semiconductors. The LM5007 is an integrat...

  • Switchmode Preamp Supply For Cars (SG3525 )

    2015-09-16 23:50:1166

    This article describes the Switchmode Preamp Supply For Cars (SG3525). The content is very simple, very helpful. Components in this article can help yo...

  • Remote on-off switch

    2015-09-16 22:18:4379

    The Remote Controlled Switch are ideal for the remote operation of many electrical devices, including lamps, appliances,This circuit provides power con...

  • Video Switch

    2015-09-16 22:03:2863

    As the price of security camera going down, installing the camera in the shop, office, or even in home becomes economically feasible. Providing a dedic...

  • Hexfet Switch Circuit

    2015-09-16 17:20:0382

    The hexFET can swatch dc power to relays (as shown in A), motors, lamps, and numerous other-devices. That arrangement can even be used to switch resist...

  • SCR used as a Switch

    2015-09-16 12:14:4373

    How an SCR functions as a switch ? Thyristor Circuit Symbol We have seen thatSCR operateseither in on-state or in off-state and no other state in betwe...

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