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  • Solar powered alarm Circuit

    2015-03-22 21:34:5371

    A solar powered alarm system offers a completely independent power supply, so if the national grid has a power cut, the security system will continue t...

  • Power Factor Controller CIRCUIT (MC33262)

    2015-03-22 21:30:12113

    This article describes the Power Factor Controller CIRCUIT (MC33262). The content is very simple, very helpful. Components in this article can help you...

  • 5V power supply with overvoltage protection.

    2015-03-22 21:26:1182

    Description. For circuits using TTL ICs the supply voltage is a great concern and a slight increase in supply from the rated 5V may damage the IC. Usin...

  • 12 Volt 30 Amp PSU 2

    2015-03-22 21:24:1097

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  • VHF Signal generator 2

    2015-03-22 21:17:3681

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  • How to build 48V Phantom (Microphone) Power Supply

    2015-03-22 21:10:1493

    Description 48 V ‘phantom’ powering has become the standard for professional condenser microphones. The supply (or rather bias) voltage is applied ...

  • Generating -5 Volts From a 9 Volt Battery

    2015-03-22 20:41:3371

    A 555 timer can be used to generate a squarewave to produce a negative voltage relative to the negative battery terminal. When the timer output at pin ...

  • Frequency modulation type switching stabilized voltage suppl

    2015-03-22 20:31:2471

    In the diagram, VT5 and VT6 make up the impulse oscillator. It has high response speed and wide frequency adjustable range. The reason is that the base...

  • Low ripple power supply

    2015-03-22 20:24:3275

    This circuit may be used where a high current is required with a low ripple voltage (such as in a high powered class AB amplifier when high quality rep...

  • 10_V_WITH_TC_TRIMMlNG

    2015-03-22 20:16:4072

    Provides temperature-compensation trimming to give lowest possible reference-voltage drift for A/D converter. Reference zener is LM199A having 0.5 PPM/℃...

  • BAND_GAP_PRECISION_REFERENCE

    2015-03-22 20:05:07102

    Uses diodes from CA3086 array and CA3078 micro-power opamp to develop 2.35-V precisely controlled output reference that is almost indepen-dent of tempe...

  • 12V Distribution in ?TCA Redundant Power Subsystem

    2015-03-22 19:54:5267

    View Full Size Image View Original Datasheet The LTC4225 offers ideal diode and Hot Swap functions for two power rails by controlling external series c...

  • 10A 1-30V Variable Power Supply with LM317

    2015-03-22 19:53:20310

    10A 1-30V Variable Power Supply with LM317 Here is a simple and economical 10A variable power supply with 1.2-30V. LM317 have been used to drive 3 NPN ...

  • Universal power supply

    2015-03-22 19:53:04817

    Universal power supply with a safe high-voltage capacitor The schematic diagram come from circuit: Universal power supply with a safe high-voltage capa...

  • Power Amp 10.000w circuit diagram using TR BC546, MJE350, MJ

    2015-03-22 19:51:23350

    Output Power .10.000wWattRMS into 4 ohms 8000 Watt RMS into 8 ohms Frequency Response . 7 Hz to 56KHz at+0dB -3dB Input Sensitivity .. 1,2 Volt RMS (fo...

  • Low-Power Antenna Tuner Circuit

    2015-03-22 19:50:10165

    This antenna tuner is suitable for use with low-power (less than 5 W) transmitters or SW receivers. S2 selects inductance and S2 connects the 365-pF ca...

  • Lead Acid Battery Charger with Current Limit

    2015-03-22 19:44:2678

    The Lead Acid battery charger is based at charging voltage 2.4 V per cell, according to many manufacturers recommendations’. Pulse circuit the batter...

  • Circuit provides hiccup-current limiting

    2015-03-22 19:33:4473

    The three major types of current-limit-protection mechanisms are constant, foldback, and hiccup. Hiccup current limit performs the best of the three ty...

  • 28V to 5V 20A Buck Converter

    2015-03-22 19:26:0989

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  • Power failure alarm detector

    2015-03-22 19:20:0577

    This power failure alarm project is a power supply monitoring device that will trigger a buzzer when the mains supply cuts off. At the same time, the l...

  • 2_m_HT_BASE_STATION_ADAPTER

    2015-03-22 19:19:12121

    This device mates with a small handie-talkie (HT) and provides power and speaker interface as well as charging capability. It was designed for an Icom ...

  • CRT_NUMBER_GENERATOR

    2015-03-22 19:14:3392

    Lissajous patterns on crt form numerals 0 to 9 that appear to be handwritten. Vertical and horizontal waveshapes used to produce a number are continuou...

  • PHASE_SENSITIVE_DEMODULATOR

    2015-03-22 19:11:54107

    Used in iceberg-detecting microwave radiometer. Faraday rotational ferrite switch alternately feeds calibrating noise source and ocean or iceberg signa...

  • 13.5KV power supply CIRCUIT (1N4007)

    2015-03-22 19:10:3674

    This article describes the 13.5KV power supply CIRCUIT (1N4007). The principle is very simple, very practical. The circuit components can help you unde...

  • Temperature Controlled NICD Charger

    2015-03-22 19:06:2969

    This circuit is for a temperature controlled constant current battery charger. It works with NICD, NIMH, and other rechargeable cells. The circuit work...

  • LMZ13610 high current power supply circuit diagram

    2015-03-22 19:05:05100

    A very simple high efficiency high current power supply circuit diagram can be designed using the LMZ13610 switching power supply circuit . This high c...

  • 24V VMOS Tube Regulated Power Supply Circuit

    2015-03-22 19:02:0574

    Reprinted Url Of This Article: http://www.seekic.com/circuit_diagram/Power_Supply_Circuit/24V_VMOS_Tube_Regulated_Power_Supply_Circuit.html...

  • IRF7319 Power MOSFET Application Circuits

    2015-03-22 19:01:071102

    In a conventional full-wave diode rectifier bridge (Graetz circuit), the current always flows through two diodes. There will be a voltage loss of aroun...

  • _15_V_HIGH_PRECISION

    2015-03-22 18:48:0367

    Uses 725 opamp having low offset drift and high common-mode rejection in combination with low-drift version of 1N4611 zener to give highly stable opera...

  • Reducing L200 Power Dissipation (OPA842IDG4)

    2015-03-22 18:47:5972

    This article describes the Reducing L200 Power Dissipation (OPA842IDG4). The principle is very simple, very practical. The circuit components can help ...

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