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Circuit Project Electronic Circuit Project Electronic power supply, power amp, Circuit TV, electronic control, battery chart, lighting, basic electronic Articles
110VAC Inverter for Automobile by 555,4020,4049,IRF530
2007-08-26 09:30:00 This circuit will allow you to operate small devices like laptop computers inside your automobile without an expensive automobile power supply. The circuit takes advantage of the fact that power transformers are linear devices and can be used to step up as well as step down. This is evident by the fact that the supply drives ... More About: Automobile , Bile , Vert , Tomo
12VDC Fluorescent Lamp Inverter with Mosfet
2007-08-26 09:22:00 It uses a normal 120 to 6V stepdown transformer in reverse to step 12V to about 350V to drive a lamp without the need to warm the filaments. Q1 must be installed on a heat sink. A 240V to 10V transformer will work better then the one in the parts list. The problem is that they ... More About: Lamp , Vert , Fluorescent , Mosfet
MC34063A Step-down DC to DC Converter
2007-08-25 17:36:00 The step down converter is the power unit to make the output voltage which is lower than the input voltage. The converter which was made this time makes +2V to +10V output voltage with the input voltage of +12V. Because it makes the limitation value of the input electric current about 1.3A, the maximum with ... More About: Converter , Step , Vert
MC34063A Step-up Converter
2007-08-25 17:29:00 The step up converter is the power unit to make the output voltage which is higher than the input voltage. The converter which was made this time can make stable output voltage with the input voltage of +12V. The stable output voltage can be controlled in the range of +13V to +32V. Because it makes ... More About: Converter , Step , Vert , Step Up
4×34W car audio amplifier based on TDA7384
2007-08-25 17:09:00 This is circuit power amplifier for car. use IC TDA7384. Output power 34Wx4 at speaker 4OHM. read intro detail: So this time I decided to make pretty simple but powerful enough audio amplifier. For this I?ve chosen quad bridge car audio amplifier TDA7384 which has four input and four output channels with power capability ... More About: Audio , Base , Amplifier
Very simple IR detector that controls relay
2007-08-25 16:47:00 The circuit of this Infrared(IR) detector circuit is a simple light relay which triggers when infrared light is applied to phototransistor Q1. This device can be used in control systems. When infrared light is OFF, Q1 transistor and relay K1 are normally closed. When IR diode is transmitting IR light phototransistor Q1 opens and thus relay ... More About: Automotive , Simple
Power suppy Adjustable 0 - 300V
2007-08-24 15:06:00 This is a simple circuit which can provide an adjustable voltage source of 0 to 330 Volt. The supply is short-ciruit proof. the current is limited to about 100mA. TR1 is a 1:1 mains transformer; it is included for safety. The mains voltage from TR1 is rectified with bridge D1 (1Amp / 500V) and large elcap C1. T1 ... More About: Power
LM2597HV - SIMPLE SWITCHER Power Converter Step-Down Voltage Regulator
2007-08-23 17:25:00 I like circuit power supply, See to more website. This is IC LM2597HV (Good IC Step -Down Voltage Regulator) Intro detail: The LM2597/LM2597HV series of regulators are monolithic integrated circuits that provide all the active functions for a step-down (buck) switching regulator, capable of driving a 0.5A load with excellent line and load regulation. 3.3V, 5V, 12V, and ... More About: Power , Converter , Simple , Switching regulator
13.8V 25Amp power supply with LM723+2N6776
2007-08-22 18:17:00 This is Hight current power supply 13.8V 25A, For Power circuit electronics. use Ic LM723 and transistor : 2N6776 x 4. Output Current 0-25A, Volt 13.8V (regulator). Detail intro: Any bench supply consists of a transformer with a secondary of about 18 volts AC, a rectifier block and a filter capacitor. With no load, the DC voltage across ...
13.8V 25Amp linear power supply
2007-08-22 18:04:00 This circuit linear power supply 13.8V 25Amp, I see to in Web: http://www.raunvis.hi.is/~matti This is my 13.8V 25Amp power-supply. With over-current (26 Amps) and over-voltage (16 Volts) protection. Uses fold-back current limiting. Short circuit current is around 8 Amps. Uses 3 (or 4, which is better) IRF150n power MOSFETs as pass transistors. LM723 can drive the MOSFETs directly. Needs big ... More About: Power
LM723+2N3055 Power Supply 13.8V 40A
2007-08-21 06:01:00 My good Friend want circuit power supply for VR (Radio Sound), I find to this good Website. Intro Detail : SPECIFICATION · Input voltage: 240 · Output voltage: 13.2V DC · Output current: 40A DC · Over current protection: current limiting al 40A · Short circuit protection: Regulator shut off. · Over ... More About: Power
LM2575 Switching Regulator 1.2-12V for Solar
2007-08-20 15:12:00 This circuit is suitable for a variety of uses. If you have a solar powered 12 Volt lead-acid battery power source, the circuit can be used to efficiently power lower voltage devices. It can be used to provide power to devices that normally use a set of small batteries for power. Common ... More About: Solar , Switching regulator , Switching , Witch
power amp ocl 120W by LM747,MJ802
2007-08-20 12:55:00 power amp ocl 120W by LM747,MJ802 mj802, OCL AMP, Power AmplifierShare This
power amp ocl Mosfet 160W by 2SK134+2SJ49
2007-08-20 12:52:00 power amp ocl Mosfet 160W by 2SK134+2SJ49 K134 J49, Power Amp MOSFET, Power Amplifier, Power Amplifier MOSFETShare This
LM317/LM337 Calculator (IC Regulator)
2007-08-20 07:56:00 LINEAR ADJUSTABLE POSITIVE/NEGATIVE VOLTAGE REGULATORS For LM317/LM337 Calculator (Easy Circuit) Click to Calculator Site: LM317, LM337, Power supply circuit, power supply regulatorShare This
LM350 High Current Power Supply 4.5-25V 10A
2007-08-20 07:35:00 This is circuit high current power supply, Use IC LM350T x 3 part and IC LM308. So Easy circuit But Work. Source article: This is straight from a National Semiconductor data sheet, will supply a variable voltage (1.2V - 25V and up to 10A) I will assume you obviously have available a source of D.C. voltage (filtered) ... More About: Power , Current , High
13.8V, 40A Switching Power Supply By LM3524 and LM324
2007-08-19 08:55:00 This is circuit 13.8V, 40A Switching Power Supply, It is high current power supply switching regulator. And Nice Circuit for power user. _______________________________ By Manfred Mornhinweg, XQ2FOD This article was originally published (in a slightly modified form) in the QST magazine, December 1998 and January 1999, and in the Radio Amateur’s Handbook, 1999. Visit the American Radio Relay League ... More About: Switching regulator , Witch
741+2N3055 linear power supply 13.8V 20A
2007-08-19 08:29:00 This is circuit Linear Power Supply 13.8V 20A (High Current), Use normal part ( IC LM741 an 2N3055) But it Work and Low Cost. Some notes about this circuit: - Use a transformer for the primary voltage you need. The 3A fuse is for 220 or 240V primaries. If you use something in the neighborhood of 110V, use ...
circuit dc to dc converter 12V to +/- 30V for car with IC SG3525
2007-08-18 22:02:00 This is circuit Dc to DC Converter for Car Amplifier, Input 12V to Out +30V and -30V for Preamp or Power Amplifier. use IC SG3525 and Mosfet,Circuit Switching supply. I copy from forum : http://www.ubmthai.com/leksoundsmf3/index .php Thank you Converter circuit, dc to dc converter, dc to dc converter step up voltage, switching power supply, Switching regulator Share This More About: R 12 , Vert
ICL7660 DC to DC Converter input 5V to output +/-5V
2007-08-17 19:30:00 Voltage Inverter, +5 to +/-5V, Input Voltage 1.5-10V, or Voltage Doubler to 18.6V Simple Circuit ICL7660 Features Simple Conversion of +5V Logic Supply to ?5V Supplies Simple Voltage Multiplication (VOUT= (-) nVIN) Typical Open Circuit Voltage Conversion Efficiency 99.9% Typical Power Efficiency 98% Wide Operating Voltage Range ICL7660 1.5V to 10.0V ICL7660A 1.5V to 12.0V ICL7660A 100% Tested at 3V Easy to Use - Requires Only ... More About: Converter , Vert
DC-DC Converter Basics
2007-08-17 19:06:00 A DC-to-DC converter is a device that accepts a DC input voltage and produces a DC output voltage. Typically the output produced is at a different voltage level than the input. In addition, DC-to-DC converters are used to provide noise isolation, power bus regulation, etc. This is a summary of some of the popular DC-to-DC ... More About: Converter , Basics , Vert
0-30 Volt 0-1Amp Laboratory Power Supply with 2N3055
2007-08-16 09:10:00 This circuit provides 0-30 volts, at 1 amp, maximum, using a discrete transistor regulator with op-amp feedback to control the output voltage. This power supply has constant current mode suitable for charging batteries. With reference to the schematic, lamp, LP2, is a power-on indicator. The other lamp (lower) lights when the unit reaches its preset current ... More About: Power , Laboratory , Tory
MJ2955 Switching Power Supply 12V 10Amp
2007-08-16 08:51:00 The switching power supply provides 12 volts, at 10 amps, maximum, using a discrete transistor regulator with an op-amp functioning as a comparator in the feedback circuit. With reference to the schematic, the front panel power-on light is not shown. There is no adjustable current limiter in this unit, although R1, R2, R3, Q2, R8, R9, ... More About: Power , Switching regulator , Switching , Witch
DC5V to DC30V Converter By 74HC14
2007-08-16 08:38:00 Here is a power supply which makes about +30V from +5V power supply. The direct current is changed into the alternating current by the oscillator which used the schmitt trigger inverter which has the hysteresis characteristic and the resonance circuit. The high DC voltage (+50V) is made with the alternating voltage using the voltage amplification ... More About: Converter , Vert
MC34063A (IC DC to DC Converter) design tool
2007-08-15 18:58:00 Today I see to good website for MC34063A (IC DC to DC Converter ) design tool. Intro detail : MC34063A design tool This is a simple-minded design tool that allows you to calculate component values MC34063A simple switcher chip. It displays the appropriate scematic diagram ... More About: Design , Tool , Vert
DC to DC converter step up 4.5V-12V to +15V 0.5A With MAX1846
2007-08-15 17:06:00 This is next Good IC DC to DC converter From web http://www.maxim-ic.com. Read intro Detail Please: The MAX1846 Circuit The MAX1846 inverting circuit to implement a switch-mode power supply that provides a -15V at 0.5A output from a 4.5V to 12V input. This MAX1846 circuit also adds a few components to the minimum circuit implementation. C20 adds a ... More About: Converter , Step , Vert , Step Up
DC to DC converter step up 4.5V-12V to +15V 0.5A
2007-08-15 16:58:00 I Find Circuit DC / DC converter for my friend from internet. One good site at http://www.maxim-ic.com about IC Very nice for electronics user. I like many circuit in this site. Simple: The MAX668 Circuit the MAX668 boost circuit to implement a switch-mode power supply that provides a +15V at 0.5A output from a 4.5V to 12V input. This MAX668 ... More About: Converter , Step , Vert , Step Up
Circuit TV Philips TE1.1E
2007-08-15 11:25:00 Circuit TV Philips TE1.1E circuit TVShare This More About: Circuit , Hili
Circuit TV Philips L6.1AA
2007-08-15 11:13:00 Circuit TV Philips L6.1AA Click to View larger image Source : http://www.ubmthai.com/leksoundsmf3/index .php?topic=3694.0 Thank you. circuit TVShare This More About: Circuit , Hili
Circuit TV Philips 20PT1382,20PT2482
More articles from this author:2007-08-15 10:59:00 Circuit TV Philips 20PT1382,20PT2482 circuit TVShare This More About: Circuit , Hili 1, 2, 3, 4, 5, 6, 7 |
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