New Circuits Page 2
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Power Isolation Shown for ISO122P / 124 has three ports amplifier. The circuit also use precision analog isolation ..
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DC booster circuit shown in Figure flooded. Which is a step-up transformer circuit diagram, step-up transformer T can receive a small transistor radios changed rattan..
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12V DC power supply circuit A typical 1V DC power supply circuit as shown in FIG. The figure for the power supply transformer Tr, which the mains voltage to the required two gr..
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1200 to 6000A-10V three-phase thyristor power regulator circuit plating It consists of a main circuit, trigger circuit, synchronous power, voltage negative feedback circuit and..
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Notebook computer chip power supply circuit Notebook chip power supply circuit which generates the PWM circuit using MAX8775...
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RT9179CB use power management chip power supply circuit Shown the way for the introduction of RT9179 ..
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3-wire interface to the AD7714 can be equipped with a variety of microcontrollers (including microcontroller or microprocessor). 3-wire serial interface is particularly suitabl..
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51 microcontroller has a full-duplex serial communication port, so you can easily serial communication between the microcontroller and the computer. When the serial communicati..
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380V air flow I. Power through step-down transformer, rectifier output 9V DC oxime arrested. When the pump working fine basket lr. uT shake F 41Sf button S. * Circuit TWH8778 s..
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3-2, the circuit by the touch electrode, when integrated with the base NE555 made double touch light switch circuit shown in Figure composition circuit and the triac circuit of..
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220V mains via diode VDi half-wave rectifier, the capacitor Cl-C3 charge, since the charge is not fully synchronized, so there must be a pilot thyristor through, lit lantern in..
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Is the use of Shenzhen Skywave Semiconductor Co., Ltd. of M] DOOI, five flash integrated circuit fabrication Shen Rd flashing lights controller,..
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It uses multi-vibrator 555 consisting of an integrated circuit, the oscillation frequency Ri,..
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20V child fS/iff power over a foreign vine wine Kiiit, bulb and plug Mount the bridge rectifier circuit. Poke seat access lamp LL n © number ur using 10- IOOW front with a smal..
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Figure 2-39 is a typical application circuit JS88 manifold, the figure is oscillation resistor R, whose resistance to change can fine-tune the size of the water..
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In some of the requirements and the current is not rectified voltage power supply circuit is not high, can be used to form a light emitting diode rectifier circuit,..
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120V galvanic acupuncture salmon RI. Ma wind down a wind rectification, DZ limit irrigation to obtain the amplitude of 24V sad ioci {zr // ia Tsui, hook punch lung trigger circ..
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Use of ordinary telephone ringing circuit KA2401 and peripheral components, the installation of the light control when the bell..
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EL auxiliary lights. When the lights dim in the ballroom, EL automatic lights, and a ballroom lights dim in the more serious,..
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1832 low drift input 0. 07pr, V/oC (RTI, G 500), excellent linearity (maximum 0.005%), can drive resistive loads greater than 120fl bridge excitation circuit (output + 4 ~ + 15..
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1832 for bridge measurements, the external circuit is very simple, as shown in FIG. Belly adjust sensor bridge drive voltage ( feet), the adjustment range is +4 a + 10V, based ..
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Soil moisture meter circuit is usefull for monitoring the moisture at your plants. An easy circuit and very usefull...
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Optically isolated phone automatic recording interface circuit, IC3 voice module...
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3-phase power, would endanger the electrical equipment (especially asynchronous motor) security, in order to detect phase failure, it can be made with a broken alarm. Circuit s..
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Circuit works: QM-NJ9 is alcohol sensor. QM-NJ9 contact after the odor of alcohol, the resistance value A, B between the reduced..
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The circuit shown is the second natural gas (gas) stove flame alarm. After the gas stove ignited normal combustion, close the power switch S. Photoresistor RG due..
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When the alarm protection can be higher or lower than the predetermined value in the mains voltage, sound and light alarm,..
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Circuit operation principle of the device shown in Figure 13. When the barbed wire Fe intact, LSE's O, feet collusion between its pin output high,..
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Circuit works: This is an AC blown fuse alarm. When BX is not when blown, 220 V AC voltage through a VD1 VD4 bridge rectifier, R1 limiting buck, after DW 6V DC..
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The alarm circuit shown: alt="Menci alarm produced schematic circuit diagram"> Turn the power switch SW1, alarm electrical work...
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11A by the component and other components RMIB multivibrator, when the old man lost not more than a certain distance, the receiver output pin output low, the time-base integrat..
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Change the value Ri, R2, Cl, C3, can change the alarm tone. It uses KD9300 music integrated circuits...
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Circuit works: When the patient usually upright, packed in kit SQ mercury switch was turned off,..
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4 ~ 20mA current transmitter circuit from the MAX1459 configured as shown in FIG. The PGA output voltage supplied to the spare amplifier chip, and then through an external powe..
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Circuit constituted by the MAX1494 digital strain gauge shown in Figure 5-31. See the bridge by the resistance strain gages, temperature compensation sheet..
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450/800Hz oscillation circuit shown in FIG oscillator is a transformer coupling. The frequency conversion is made different inductance is achieved by changing the oscillation t..
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2SA130 transistor shown oscillator, the oscillation frequency of 7 MHz, the power supply voltage is 6V, frequency-selective resonant circuit load 600 Q. ..
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The local oscillator at 1GHz or more to use more common collector circuit, it is not easy to produce low-frequency self-oscillation...
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1kHz RC phase shift oscillator circuit ..
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Low phase noise voltage controlled oscillator circuit a It shows a typical low phase noise voltage controlled oscillator circuit, which..
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Using two operator triangular wave oscillator A practical application of the relaxation oscillator using a voltage comparator to perform the switching function, FIG. 2 is the use of composition operator triangular wave oscillator...
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10 hours using the constant current charging, use more convenient, the circuit shown in FIG. Electricity through the secondary transformer T stepped down, all the way from the ..
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The first circuit of nickel-cadmium battery discharge before recharging to eliminate the "memory..
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It uses three-terminal adjustable voltage regulator power supply functions and suspension Electric thyristor presetting the LM317..
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For the input and output voltage without isolation but only with a working switch and L, D, C composed of an inverter circuit, its most basic form,..
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MAX8743 chip using laptop chipset power supply circuit It is shown using the MAX8743 chip laptop chipset power supply circuit, the 5v power supply, respectively, after the conversion output +2.5 V and +1.8 V power supply...
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Output 12V-10A power circuit +12 V is the use of high-current switching power supply circuit consisting of L296, the output current up to 10 A. The entire circuit is small, seldom-used components...
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It consists of two LM339 comparator and two CD4070 XOR gate thyristors and other components autotransformer exchange regulator, the circuit also has overvoltage and undervoltage protection. Adjust the potentiometer RPi or change the P position, the control....
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The figure is zero and span adjustment circuit includes a feedback resistor network and differential pressure sensing..
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1B32 application circuit with multiple pressure sensor shown in Fig. Excitation power through AD542, after TIP32 then drive multiple bridge sensors. AD542 is a Bi-FET as the in..
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Measuring the voltage converter can be set to switch to the right, left AC voltage range selector switch to any one file, then..
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Display counter circuit Explanation Here is a circuit diagram of a seven-segment on the counter IC CD 4033...
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LTC1043 can be .png">induced through any of its current shunt supply rails. Many cells and solar system applications..
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Circuit works: lC is a 555 IC. Incoming calls, 220 V electricity through R1 Buck, VD1 rectifier, DW regulator, C2 filtered to give 12 V DC voltage of about...
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4000 Series 4011B is (NAND gate) by the 4AI NAND gate circuit group to form two loops unstable multivibrator. L NAND gate and NAND gate 2 is ikHz (determined in accordance with..
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The receiver circuit shown in FIG. Insert the plug XP radio headphone jack xs, when the radio receiver to the hair after the transmitter signal, the audio..
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220V AC voltage through the transformer T transformer is 19V, after full-wave bridge rectifier, filter capacitor c], terminal regulator blocks 7812 after regulators into DC vol..
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220V AC voltage through a capacitor C] buck, rectifier bridge pile UR were barrier-wave rectifier, filter capacitor Cz, after the Zener diode voltage into DC voltage. Photoresi..
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Cook in advance to open the door with a coal stove, before using the fire to be strong. Here's an automatic door opening device,..
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When the infrared receiver tube PH302 receives a signal from the remote control, the CX20106A selected frequency amplifier output..
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This example describes a wireless remote control switch, with reliable operation, simple and practical features, can remote..
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Features automatic weapons such magnetic switch circuit is very simple, reliable, low failure rate, good versatility, can be used to output the performance or can be converted into mechanical displacement of the occasion. (2) is a circuit diagram using the....
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By a crystal oscillator b DTL integrated circuit constituted DTL is shown by the crystal oscillator integrated circuits, and the oscillation frequency..
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15V active servo power supply circuit ..
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1kHz square wave signal source circuit Illustrated is a use CD4060 composed of standard square wave signal source circuit. CD4060 ? foot, foot crystal rr external and compensat..
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1kHz square wave signal generator As shown by the time base circuit NE555 plus the time constant circuit (47 kfl O.Q15 UF) composed of] hair kHz square wave signal generator. ..
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AM base for small-signal amplitude modulation, the circuit as shown C is a high frequency bypass capacitor. ..
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4096 times the input frequency PWM clock signal, counts up (Q three ), until the base is full ICi-IC3 (sweet day), the output point d a MAX clock signal, which on the one hand ..
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33. DA converter circuit ; Shows the basic structure of the multi-channel D/A converter circuit, it can be more consistent with the encoded signal is converted into a digital s..
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1Hz clock signal generator circuit It shows a sophisticated l llz clock signal generating circuit. Can be used for digital clock and timing circuits: The circuit consists of 14..
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General Dynamic LED digital clock have no timekeeping function, just add here a simple circuit it can bring the whole point timekeeping function...
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The circuit generates a clock synchronized with the pulse width of two clock pulses, a random pulse width from the input pulse width of the clock pulse five times...
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200mA peak current letter phone photo camera flash circuit, using a AAT3110-4.5 electrical capacitive charge pump chip, the phone lithium battery voltage boost and regulated to..
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1.53 voltage controlled gain amplifier FET connected between the two inputs to the op amp as voltage-controlled resistance, resistance changes linearly with voltage, varies fro..
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35W resistive and capacitive half-wave phase-shift trigger doer control circuit Automatic or semi-automatic welding equipment in order to control the wire feeding, welding car ..
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331 circuit shown in FIG. It uses two-way thyristor controlled motor start and stop. It has no contact, no noise sound, no spark, etc., suitable for frequent operation of the o..
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220V mains drop by n guanidine D. Yi stream. C. After the spike Bode + 9V voltage supply control circuit. Port G, TG1 to Shang tube vibration: R. w, and hurricane.. w Partial e..
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220V AC power via a resistor Rl buck, VDI rectifier, VD2 and Cl filtered output voltage of about 3V DC voltage supply manifold KD-1001 electricity. Manifold trigger terminal co..
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Thyristor zero trigger circuit output waveform is a sine wave, it will not produce as phase-shift trigger circuit as electromagnetic interference...
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Power outages after the call prohibit re-closure circuit, can avoid the use of electrical appliances after the power grid..
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Power-saving electronic mousetrap This example describes the usual minimal power consumption, only when the mouse enters the control zone when..
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100W full-wave single-junction transistor trigger doer control circuit It is suitable for constant or variable speed wire feed control wire feed motor. The input control signal..
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Shown for reducing power consumption ISO103 circuit. For multi-channel synchronous applications Vcc1 current of less than 15mA,..
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100W resistance triggered doer control circuit It is dragging the arc welding machine control circuit of the most simple kind. Adjustment potentiometer Rr, can change the DC mo..
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As shown, B2 (13), B3 (14) for the Hall current sensor; FU9 (9), FU10 (10) for the fuse; AP646 alarm signal for the fuse board; terminal X24, X26 and X29 is a user interface panel; XT for the outlet...
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Single-phase rectifier DC welding power load from road circuit is shown. Contactor KM use CJ20-40A, 220V. Adjustment potentiometer RP, ensure arcing , the relay KA2 reliable release...
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C620 lathe Y- conversion and other power-saving circuit to the motor reversing or not reversing it, although not by reversing contactor control their machines, such as C620, C630, etc. CW61100A lathes, radial drilling, milling,..
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SN75064 ~ SN75067 is a monolithic, high-voltage, high-current Darlington switch output termination..
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Using Wuxi love core Microelectronics Co., Ltd. H1.9811 single Chan flash control integrated road barricades made of flashing warning lights, HL9811..
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Introduction to circuit schematic of the circuit shown in Figure 3-3. Here the 555 connected as a one-shot form, usually in a normally open push button switch..
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555 Timer enables low-loss single-shot circuit and CMOS4011B NAND gate circuit interface. Standby power consumption of less than 50 A. When the one-shot circuit is turned on, t..
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1.5V-powered microphone signal amplifying circuit 1.V power supply shown for the microphone signal amplifying circuit, which by VT2, VT3 differential amplifier is constituted o..
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Production of high-quality wireless microphone is the desire of many readers, but amateur ..
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This is a very simple circuit that can detect electromagnetic radiation. The circuit can even detect hidden wrings. A 1mH inductor is used to sense the electric field...
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285 is indiscriminately using a battery-powered fluorescent lamp circuit, towns during a power outage use it as a temporary emergency according to the invention. Transistor V 7..
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For the use of direct current 6 ~ 8W fluorescent lamp ignition circuit ring. It is a common emitted by a pole blocking..
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38. The solid state phase failure relays for three-phase AC phase failure monitoring, protection and control of new devices, referred SSPORR. It is only a five endpoints semico..
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220V mains electricity sent through 0.33 u F (Ci). ] 50kn ohmic drop Sui, Di - D4 bridge circuit composed of rectifier. After 100 u F capacitor filter technology,: [born about ..
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220V AC by the step-down transformer T, a diode VDI-VD4 bridge rectifier and filter capacitor CI, output of about 12V DC voltage for the entire circuit use. Light control circu..
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It uses a relay control. The voice switch is characterized by: when the first clap, then through the load (lights); when the second clap, cut off the..