Autotransformer and voltage regulating transformer

On 2018-08-28 17:33:17  in Relays

Autotransformer and voltage regulating transformer

The common characteristic of transformer is that the DC circuit on both sides is completely separated, and the energy transfer on both sides is coupled by magnetic field. ...

Main parameters of inductors

On 2018-08-22 12:34:29  in Relays

Main parameters of inductors

The main parameters of inductors include inductance, permissible deviation, quality factor, sectional capacitance and rated current. ...

What is a Schottky diode? How to detect?

On 2018-10-26 15:54:21  in Relays

What is a Schottky diode? How to detect?

Schottky diode is a low-power, high-current,ultra-high-speed semiconductor device, reverse recovery time trr can be small to a few nanoseconds ...

Identification and detection of active resistance elements

On 2018-08-22 11:08:45  in Relays

Identification and detection of active resistance elements

Resistance is one of the most common and basic electronic components. ...

Common field effect transistor Slice field effect transistor

On 2018-08-28 17:24:04  in Relays

Common field effect transistor Slice field effect transistor

Low power field effect transistor, low power field effect transistor, high input impedance, low driving current, with low noise characteristics ...

What is the structure and main parameters of the electromagnetic relay?

On 2018-12-18 15:17:36  in Relays

What is the structure and main parameters of the electromagnetic relay?

This article describes the structure and main parameters of the electromagnetic relay ...

What is a transistor? What's the role?

On 2018-10-27 10:46:55  in Relays

What is a transistor? What's the role?

Transistors are also called semiconductor diodes,which can be said to be the most important devices in electronic circuits ...

How to Reduce the Power Consumption of the Relay

On 2018-12-28 11:03:22  in Relays

How to Reduce the Power Consumption of the Relay

This article describes the methods to reduce the power consumption of the relay ...

Diode rectifier filter circuit Diode half wave rectifier circuit

On 2018-08-28 17:36:03  in Relays

Diode rectifier filter circuit Diode half wave rectifier circuit

Therefore, bridge rectifier has been widely used.Diode half wave rectifier circuit ...

Transistor FET

On 2018-08-24 11:08:36  in Relays

Transistor FET

The appearance of the public field effect transistor is shown in Fig.First, the classification of FET. ...

Variable capacitance diode, step recovery diode, bidirectional trigger diode

On 2018-08-24 10:57:12  in Relays

Variable capacitance diode, step recovery diode, bidirectional trigger diode

It is usually used to trigger bidirectional thyristors, or to form an overvoltage protection circuit. ...

How to identify and detect relays?

On 2018-12-20 14:13:55  in Relays

How to identify and detect relays?

This article describes how to identify and detect relays ...

​What is a transient voltage suppressor diode ( TVS )?

On 2018-10-26 16:57:28  in Relays

​What is a transient voltage suppressor diode ( TVS )?

Transient voltage suppressor diode is a new type of overvoltage safety protection device. The utility model has the advantages of small size ...

Different role of reed relay and solid state relay

On 2019-01-04 11:43:43  in Relays

Different role of reed relay and solid state relay

This article describes the role of reed relay and solid state relay ...

Is Replacing Old Mechanical Relays via PLCs a Good Idea?

On 2018-12-17 12:03:18  in Relays

Is Replacing Old Mechanical Relays via PLCs a Good Idea?

The article explores that Is Replacing Old Mechanical Relays via PLCs a Good Idea ...

What is a relay?

On 2018-12-15 15:06:06  in Relays

What is a  relay?

This article briefly introduces the classification of relays ...

what is a solid state relay (SSR)?

On 2018-12-25 13:11:35  in Relays

what is a solid state relay (SSR)?

This article writes about the solid state relay (SSR) ...

Integrated circuit socket

On 2018-08-24 10:46:22  in Relays

Integrated circuit socket

Connectors are used to connect cables or electronic devices that can be repeatedly connected and separated. ...

What is the role of the thermal relay?

On 2018-12-08 12:03:04  in Relays

What is the role of the thermal relay?

This article briefly introduces the role of the thermal relay ...

What is a reed pipe and dry reed relay and how to detect them?

On 2018-12-27 13:51:03  in Relays

What is a reed pipe and dry reed relay and how to detect them?

This article introduces reed pipe and dry reed relay ...

Diode and transistor detection

On 2018-08-22 12:31:42  in Relays

Diode and transistor detection

In identifying and detecting common components, the resistance is the forward resistance of the diode. ...

How Solid-State Relays (SSRs) Faces Overheat Challenge?

On 2018-12-18 13:26:35  in Relays

How Solid-State Relays (SSRs) Faces Overheat Challenge?

This article describes How Solid-State Relays (SSRs) Faces Overheat Challenge ...

How to prevent solid-state relay and equipment failure!

On 2018-12-17 11:51:59  in Relays

How to prevent solid-state relay and equipment failure!

The article explores how to prevent solid-state relay and equipment failure! ...

Types and detection methods of switching devices

On 2018-11-01 16:57:50  in Relays

Types and detection methods of switching devices

The switch is the component that completes the electrical connection and disconnection through a certain action,which is generally connected in series to realize the transmission and control of signal and electric energy ...

Four wave soldering daily maintenance and maintenance knowledge

On 2018-10-30 11:01:43  in Relays

Four wave soldering daily maintenance and maintenance knowledge

Four wave soldering daily maintenance and maintenance knowledge 1 regularly check the heating pipe voltage is normal,too high voltage will damage the heating pipe. ...

Identification and detection of capacitance components

On 2018-08-22 12:26:48  in Relays

Identification and detection of capacitance components

Inductors are usually classified by skeleton, winding, shielding, packing material, magnetic core or magnetic core. ...

What is a damped line output transistor?

On 2018-10-27 11:06:35  in Relays

What is a damped line output transistor?

The line output high power transistor with a damping transistor is a special tube in the output circuit of the television.Figure 6A shows the internal structure and equivalent circuit of the output transistor with damping line ...

​If there is no same type of pipe in use, how to replace it?

On 2018-10-26 15:50:14  in Relays

​If there is no same type of pipe in use, how to replace it?

Diodes are generally not good repair, damage can only be replaced. In selecting diodes, we should pay attention to the following principles. ...

Basic SR latch trigger

On 2018-08-28 17:26:28  in Relays

Basic SR latch trigger

State transition diagram is a common tool in sequential logic circuits. It writes states in circles, arrows indicate the direction of state transition, and transition conditions are written next to arrows. ...

The resistance between 2E and C

On 2018-10-27 11:00:40  in Relays

The resistance between 2E and C

The resistance between 2E and C.Silicon tube is almost infinite size power pin tube in the tens of thousands of euros,high-power wrong tube in the hundreds of Europe.If the measured resistance is zero ...