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November 21, 2022
Pulse circuit principle and application circuit composed of photocoupler - Power Circuit - Circuit Diagram

Photocoupler The optocoupler introduced here is a combination of a light-emitting diode and a phototransistor. The light-emitting diode converts the electrical signal on the input side into the same regular change of light, and the optical pulse-sensitive transistor re-converts the light into the same change law. The electrical signal, therefore, the light acts as a medium. Due to the strong anti-interference ability of the optocoupler, it is easy to complete level matching and transfer, and is...

November 21, 2022
Power supply 0-1 hour timing AC power circuit and power frequency 0-5 minute delay circuit - Power Circuit - Circuit Diagram

Probe current voltage pin 420*4450 head diameter 5.0 over current current and voltage pin MOS power IC full range Industrial Router Crystal 3.2*2.5mm 3225 26M (26.000MHZ) 12PF 10PPM 20PPM 30PPM inductance Powered 0-1 hour timing AC power circuit When the power supply is 0~1 hours, the AC power supply 555 constitutes a timer within 1 hour, and J is a coil impedance 212Ω IRC MR312C relay, or a 12V relay with a current less than 200mA. In the figure, the delay time is 3~58 minutes. If you want to...

November 20, 2022
Integrated temperature controller LM88 and its application - Power Circuit - Circuit Diagram

MOS power IC full range Industrial Router Crystal 3.2*2.5mm 3225 26M (26.000MHZ) 12PF 10PPM 20PPM 30PPM RF cable can be customized for other specifications Photocoupler The LM88 is an integrated, low-cost, dual-remote temperature controller from National Semiconductor Corporation (NSC). It contains a remote temperature sensor selector, ∑-Δ A/D converter, threshold temperature setter, digital comparator, control signal circuit and output circuit. There are also three open-drain digital signal...

November 20, 2022
Voltage type single-phase half-bridge rectifier circuit and current-type single-phase full-bridge circuit-power circuit-circuit diagram-华强电子网

GW MB10F 0.8A 1000V rectifier bridge Probe current voltage pin 420*4450 head diameter 5.0 over current current and voltage pin One-piece inductor Voltage type single-phase half-bridge rectifier circuit

November 20, 2022
EMC/EMI integrated solution and design experience sharing - Power Circuit - Circuit Diagram

SMD aluminum electrolytic capacitor MOS power IC full range Photocoupler With the development of electrical and electronic technology, the increasing popularity and electronicization of household electrical appliances, the increasing development of radio and television, postal and telecommunications, and computers and their networks, the increasingly complex and deteriorating electromagnetic environment has led us to pay more attention to the working environment of equipment and to pay more...

November 19, 2022
Voltage and current transmission integrated circuit AM462 principle and application - Power Circuit - Circuit Diagram

Probe current voltage pin 420*4450 head diameter 5.0 over current current and voltage pin MOS power IC full range 1.5PF SOT23-6 Low Capacitance 5V Breakdown Voltage 6V SRV05 One-piece inductor The analog circuit interface industry usually uses voltage 0-5(10)V or current 0(4)-20mA as the analog signal transmission method, and is also a method often used by the program control machine. Then what is the difference between the way voltage and current are transmitted, and when is the method used,...

November 19, 2022
5V to 30V boost power supply circuit composed of NAND gate circuit - Power Circuit - Circuit Diagram

MOS power IC full range Probe current voltage pin 420*4450 head diameter 5.0 over current current and voltage pin 1.5PF SOT23-6 Low Capacitance 5V Breakdown Voltage 6V SRV05 Industrial Router Crystal 3.2*2.5mm 3225 26M (26.000MHZ) 12PF 10PPM 20PPM 30PPM One-piece inductor

November 19, 2022
CMOS integrated CD4013 touch switch - Power Circuit - Circuit Diagram

Probe domestic switch needle KG-300K needle head diameter is 3.0mm normally open switch needle MOS power IC full range One-piece inductor This circuit is used, CMOS integrated circuit CD4013 dual D flip-flops, respectively connected into a monostable circuit and a bistable circuit. The function of the monostable circuit is to perform pulse width shaping on the touch signal to ensure that each touch action is reliable. The bistable circuit is used to drive the transistor Q1 on or off to control...

November 18, 2022
R21571 straight tube type integrated circuit electronic ballast - Power Circuit - Circuit Diagram

Probe current voltage pin 420*4450 head diameter 5.0 over current current and voltage pin One-piece inductor Designed for straight tube ballasts, the IR21571 combines the IR2156's features and adds new protection features such as detuning and undervoltage.

November 18, 2022
FM microphone circuit with voltage regulator circuit composed of LM7806 - Power Circuit - Circuit Diagram

Probe current voltage pin 420*4450 head diameter 5.0 over current current and voltage pin Industrial Router Crystal 3.2*2.5mm 3225 26M (26.000MHZ) 12PF 10PPM 20PPM 30PPM MOS power IC full range Shunluo high frequency inductor, parallel stack inductor, shun winding inductor, authorized agent 1.5PF SOT23-6 Low Capacitance 5V Breakdown Voltage 6V SRV05 Second, the selection of components MIC selects high sensitivity electret microphone, VT1 is 9013H, β ≥ 125. VT2 is 2N3866; β≥90, L1, L2 are 密...

November 18, 2022
741 positive and negative power supply separation circuit / single variable dual power supply circuit - power supply circuit - Circuit diagram

MOS power IC full range Industrial Router Crystal 3.2*2.5mm 3225 26M (26.000MHZ) 12PF 10PPM 20PPM 30PPM Probe current voltage pin 420*4450 head diameter 5.0 over current current and voltage pin inductance SMD aluminum electrolytic capacitor

November 17, 2022
Belt machine integrated protector circuit diagram

LC03-3.3 SOP8 TVS Static Protection 3.3V Photocoupler Belt machine integrated protector circuit diagram

November 17, 2022
TA8122AN, TA8122AF single-chip radio integrated circuit diagram

Probe domestic switch needle KG300B head diameter 3.0 normally closed switch needle total length is 5 Single chip microcomputer STM32L151CCU6 SMD aluminum electrolytic capacitor One-piece inductor TA8122AN/AF is a large-scale radio receiver integrated circuit introduced by Toshiba Corporation, which is widely used in various audio radio circuits. For example, car audio and home audio. 1. Features The TA8122AN/AF integrated circuit includes amplitude modulation mixing, local oscillator, neutral,...

November 17, 2022
Integrated regulated power supply circuit that outputs 3V voltage

Probe current voltage pin 420*4450 head diameter 5.0 over current current and voltage pin TP-IP4220CZ6 5V 0.35PF breakdown voltage 6V SOT Shunuo varistor / ESD varistor / product complete / Sunlord first-class agent MOS power IC full range The following is the circuit diagram of [integrated regulated power supply circuit that outputs 3V voltage] Integrated regulated power supply circuit that outputs 3V voltage Although there are many power supplies for the Walkman on the market, many of them...

November 16, 2022
TA8127N single-chip radio integrated circuit diagram

Probe domestic switch needle KG-300K needle head diameter is 3.0mm normally open switch needle Single chip microcomputer STM32L151CCU6 MOS power IC full range Shunluo high frequency inductor, parallel stack inductor, shun winding inductor, authorized agent TA8127N/F is an AM/FM stereo radio monolithic integrated circuit introduced by Toshiba Corporation. It is widely used in various audio system receiving circuits, such as car audio, walkman, radio, home audio and so on. 1. Features The...

November 16, 2022
Internal structure frame circuit of SCALE series integrated driver

Photocoupler Internal structure frame circuit of SCALE series integrated driver Previous: External conversion circuit when DAC0832 outputs analog voltage Next:32W fluorescent lamp ballast circuit diagram Related reading drive driver • [New product broadcast] 1N212 2016-08-10 14:18 • [New product broadcast] 1N203 2016-08-10 14:18 • [New product broadcast] 1N202 2016-08-10 14:18 • [New product broadcast] 1N194A 2016-08-10 14:18 • [New product broadcast] 1N78C 2016-08-10 14:18 • [New product...

November 16, 2022
Battery fast charging control integrated circuit diagram

DFN1006 TP-RCLAMP3321P ESD Diode Low Capacitance Circuit principle: The circuit is supplied with +5V power supply voltage by transformer, diode and voltage regulator IC7805. The battery voltage is divided by resistor R5 and R6 and sent to the BAT end of the chip to provide sampling voltage. The resistance input to the BAT terminal of the resistor divider network should not be less than 200kΩ. When the TM terminal is grounded, the corresponding fast charge rate is 1C, and the fast charge time is...

November 15, 2022
SG3524 is a circuit diagram of switching power supply integrated controller

Crystal oscillator Photocoupler The SG3524 is a switching power supply integrated controller. It adopts advanced pulse width modulation control, working frequency is higher than 100kHz; working voltage range is 6~40V, internal reference voltage is 5V, reference source load capacity is 50mA; internal open collector, emitter drive tube maximum output current is 100mA; working temperature is 0~+70°C. The SG3524's reference source produces a +5V reference with an accuracy of 1%. It supplies...

November 15, 2022
Electronic buzzer and integrated circuit NE555 timer

Photocoupler This simple electronic buzzer circuit is based on the timer's work designed to get the frequency. As the multi-vibrator operation at approximately 1 kHz and the sound switch generated by the IC timer northeast 555 are turned on. The frequency of the sound can be adjusted by changing the 10K. You may change the variable resistance 10K resistor.

November 15, 2022
CD4066 integrated circuit pin function diagram

Probe domestic switch needle KG-300K needle head diameter is 3.0mm normally open switch needle Shunluo Inductance Power Inductor SWPA Series First Class Agent CD4066 is an analog switch IC, the figure below is its pin function diagram

November 14, 2022
Oscillator circuit diagram composed of 555 integrated circuits

Crystal oscillator Quartz Oscillator 3225 20M OSC The figure shows a 555 circuit with a multi-vibrator composed of an external resistor R and an inductor L. The oscillation frequency is related to the values ​​of R and L. At the moment of power-on, since the current in the inductor L cannot be abrupt, Il=0, the output of the “1” and 3 pins of the 2 and 6 pins is 0, and the internal discharge tube of the circuit is turned on, and the voltage across the L is approximately equal to the power...

November 14, 2022
How to accurately determine whether an integrated circuit IC in an electronic circuit is working properly?

MOS power IC full range Industrial Router Crystal 3.2*2.5mm 3225 26M (26.000MHZ) 12PF 10PPM 20PPM 30PPM Test - lowercase jpg Kaixin micro test Test probe P100-M3 How to accurately judge whether the integrated circuit IC in the circuit works, whether it is good or bad is to repair an important content of TV, audio, video equipment, judging is not allowed, often spend a lot of effort to replace the new integrated circuit and the fault still exists, so it is necessary The integrated circuit makes...

November 14, 2022
Integrated operational amplifier circuit - Solutions - Huaqiang Electronic Network

Crystal oscillator Photocoupler The integrated operational amplifier circuit is a directly coupled multi-stage amplifier circuit, which is a product that combines circuits, circuit systems and components by using an integrated process of semiconductors. Due to the integrated process, the consistency of parameters of adjacent components can be made well, and the complex circuit of multi-transistors is adopted, so that the performance is excellent. The types of integrated op amps vary, but the...

November 13, 2022
What is an integrated circuit - Solutions - Huaqiang Electronic Network

One-piece inductor An integrated circuit (IC) is also called an integrated circuit. Refers to an advanced microelectronic device that integrates many microelectronic devices on a chip. Silicon-based materials are commonly used on which N-type and P-type semiconductors and P-N junctions are formed by diffusion or infiltration techniques. There are also chips based on gallium arsenide (GaAs) in the laboratory, which far exceeds the silicon chip, but it is not easy to mass-produce and the price is...

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