{"product_id":"dc-5v-5-pin-relay-spdt-electronics-hub","title":"Dc 5volt 5pin Relay Spdt In Pakistan","description":"\u003ch2\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003csection id=\"shopify-section-template--23208148107542__main\" class=\"shopify-section t4s-section t4s-section-main t4s-section-main-product t4s_tp_flickity\"\u003e\n\u003cdiv class=\"t4s-product-tabs-wrapper t4s-product-tabs-wrapper-template--23208148107542__main\"\u003e\n\u003cdiv class=\"t4s-container\"\u003e\n\u003cdiv class=\"t4s-tabs t4s-type-tabs t4s-accordion-mb-false t4s-tabs-enabled t4s-tabs-accordion-enabled\" data-t4s-tabs=\"\" data-t4s-accordion-pr=\"\"\u003e\n\u003cdiv class=\"t4s-tab-wrapper\" data-t4s-tab-wrapper=\"\"\u003e\n\u003cdiv id=\"t4s-tab-destemplate--23208148107542__main\" class=\"t4s-rte t4s-tab-content\" data-t4s-tab-content=\"\"\u003e\n\u003cp\u003eRelay is one kind of \u003ca title=\"Electromechanical relay circuit working with applications\" href=\"https:\/\/www.elprocus.com\/electromechanical-relay-working-with-applications\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"Visit a webpage about Electromechanical relay circuit working with applications\" aria-describedby=\"a11y-new-window-external-message\"\u003eelectro-mechanical component\u003c\/a\u003e that functions as a switch. The relay coil is energized by DC so that contact switches can be opened or closed. A single channel 5V relay module generally includes a coil, and two contacts like normally open (NO) and normally closed (NC). This article discusses an overview of the 5V relay module \u0026amp; its working but before going to discuss what is \u003ca title=\"What is relay - know all about relay working\" href=\"https:\/\/www.elprocus.com\/relay-circuit-with-working\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"Visit a webpage about What is relay - know all about relay working\" aria-describedby=\"a11y-new-window-external-message\"\u003erelay\u003c\/a\u003e module is, first we have to know what is relay and its pin configuration.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eWhat is a 5V Relay?\u003c\/h3\u003e\n\u003cp\u003eA 5v relay is an automatic \u003ca title=\"Centrifugal switch - diagram, working principle, applications\" href=\"https:\/\/www.elprocus.com\/what-is-a-centrifugal-switch-and-its-working\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"Visit a webpage about Centrifugal switch - diagram, working principle, applications\" aria-describedby=\"a11y-new-window-external-message\"\u003eswitch\u003c\/a\u003e that is commonly used in an automatic control circuit and to control a high-current using a low-current signal. The input voltage of the relay signal ranges from 0 to 5V.\u003c\/p\u003e\n\u003ch4\u003e5V Relay Pin Configuration:\u003c\/h4\u003e\n\u003cp\u003eThe pin configuration of the 5V relay is shown below. This relay includes 5-pins where each pin and its functionality are shown below.\u003c\/p\u003e\n\u003cfigure id=\"attachment_41128\" aria-describedby=\"caption-attachment-41128\"\u003e\u003cimg src=\"https:\/\/digilog.pk\/cdn\/shop\/files\/Relay-Pin-Diagram-300x279.jpg\" sizes=\"(max-width: 300px) 100vw, 300px\" alt=\"Relay Pin Diagram\" width=\"300\" height=\"279\" data-files=\"Relay-Pin-Diagram-300x279.jpg\" loading=\"lazy\"\u003e\u003cfigcaption id=\"caption-attachment-41128\"\u003eRelay Pin Diagram\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cp\u003e\u003cstrong\u003ePin1 (End 1):\u003c\/strong\u003e It is used to activate the relay; usually this pin one end is connected to 5Volts whereas another end is connected to the ground.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePin2 (End 2):\u003c\/strong\u003e This pin is used to activate the Relay.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePin3 (Common (COM)):\u003c\/strong\u003e This pin is connected to the main terminal of the Load to make it active.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePin4 (Normally Closed (NC)):\u003c\/strong\u003e This second terminal of the load is connected to either NC\/ NO pins. If this pin is connected to the load then it will be ON before the switch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePin5 (Normally Open (NO)):\u003c\/strong\u003e If the second terminal of the load is allied to the NO pin, then the load will be turned off before the switch.\u003c\/p\u003e\n\u003ch5\u003eFeatures:\u003c\/h5\u003e\n\u003cp\u003eThe \u003cstrong\u003efeatures of the 5V relay\u003c\/strong\u003e include the following.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNormal Voltage is 5V DC\u003c\/li\u003e\n\u003cli\u003eNormal Current is 70mA\u003c\/li\u003e\n\u003cli\u003eAC load current Max is 10A at 250VAC or 125V AC\u003c\/li\u003e\n\u003cli\u003eDC load current Max is 10A at 30V DC or 28V DC\u003c\/li\u003e\n\u003cli\u003eIt includes 5-pins \u0026amp; designed with plastic material\u003c\/li\u003e\n\u003cli\u003eOperating time is 10msec\u003c\/li\u003e\n\u003cli\u003eRelease time is 5msec\u003c\/li\u003e\n\u003cli\u003eMaximum switching is 300 operating per minute\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003e5V Relay Module:\u003c\/h6\u003e\n\u003cp\u003eThe relay module with a single channel board is used to manage high voltage, current loads like \u003ca title=\"What is a solenoid - types, working principle and its applications\" href=\"https:\/\/www.elprocus.com\/different-types-of-solenoid-working-applications\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"Visit a webpage about What is a solenoid - types, working principle and its applications\" aria-describedby=\"a11y-new-window-external-message\"\u003esolenoid\u003c\/a\u003e valves, motor, AC load \u0026amp; lamps. This module is mainly designed to interface through different microcontrollers like PIC, Arduino, etc.\u003c\/p\u003e\n\u003ch4\u003e5V Relay Module Pin Configuration:\u003c\/h4\u003e\n\u003cp\u003eThe pin configuration of the 5V relay module is shown below. This module includes 6-pins where each pin and its functionality are discussed below.\u003c\/p\u003e\n\u003cfigure id=\"attachment_41127\" aria-describedby=\"caption-attachment-41127\"\u003e\u003cimg src=\"https:\/\/digilog.pk\/cdn\/shop\/files\/Relay-Module-Pin-Diagram-300x119.jpg\" sizes=\"(max-width: 300px) 100vw, 300px\" alt=\"Relay Module Pin Diagram\" width=\"300\" height=\"119\" data-files=\"Relay-Module-Pin-Diagram-300x119.jpg\" loading=\"lazy\"\u003e\u003cfigcaption id=\"caption-attachment-41127\"\u003eRelay Module Pin Diagram\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cp\u003e\u003cstrong\u003eNormally Open (NO):\u003c\/strong\u003e This pin is normally open unless we provide a signal to the relay modules signal pin. So, the common contact pin smashes its link through the NC pin to make a connection through the NO pin\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Contact:\u003c\/strong\u003e This pin is used to connect through the load that we desire to switch by using the module.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNormally Closed (NC):\u003c\/strong\u003e This NC pin is connected through the COM pin to form a closed circuit. However, this NC connection will break once the relay is switched through providing an active high\/low signal toward the signal pin from a \u003ca title=\"Atmega16 microcontroller : pin diagram, features, and its applications\" href=\"https:\/\/www.elprocus.com\/atmega16-next-generation-micro-controller\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"Visit a webpage about Atmega16 microcontroller : pin diagram, features, and its applications\" aria-describedby=\"a11y-new-window-external-message\"\u003emicrocontroller\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Pin:\u003c\/strong\u003e The signal pin is mainly used for controlling the relay. This pin works in two cases like active low otherwise active high. So, in active low case, the relay activates once we provide an active low signal toward the signal pin, whereas, in an active high case, the relay will trigger once we provide a high signal toward the signal pin.\u003c\/p\u003e\n\u003cp\u003eHowever, these modules generally work on an active high signal which will strengthen the relay coil to make contact with the common terminal with the normally open terminal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e5V VCC:\u003c\/strong\u003e This pin needs 5V DC to work. So 5V DC power supply is provided to this pin.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGround:\u003c\/strong\u003e This pin connects the GND terminal of the power supply.\u003c\/p\u003e\n\u003ch3\u003e5Volts 1-Channel Relay Module Components\u003c\/h3\u003e\n\u003cp\u003eThe components in a 5v relay module with a single channel include a relay, output terminal, status LED, power LED, \u003ca title=\"Freewheeling diode or flyback diode circuit working and its functions\" href=\"https:\/\/www.elprocus.com\/freewheeling-or-flyback-diode-circuit-working-functions\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"Visit a webpage about Freewheeling diode or flyback diode circuit working and its functions\" aria-describedby=\"a11y-new-window-external-message\"\u003efreewheeling diode\u003c\/a\u003e, input connector \u0026amp; switching transistor.\u003c\/p\u003e\n\u003cfigure id=\"attachment_41126\" aria-describedby=\"caption-attachment-41126\"\u003e\u003cimg src=\"https:\/\/digilog.pk\/cdn\/shop\/files\/Relay-Module-Components-300x183.jpg\" sizes=\"(max-width: 300px) 100vw, 300px\" alt=\"Relay Module Components\" width=\"300\" height=\"183\" data-files=\"Relay-Module-Components-300x183.jpg\" loading=\"lazy\"\u003e\u003cfigcaption id=\"caption-attachment-41126\"\u003eRelay Module Components\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch4\u003eRelay\u003c\/h4\u003e\n\u003cp\u003eA 5V relay is coated with blue color plastic material. For both AC \u0026amp; DC loads, the utmost operating voltage \u0026amp; current are also displayed on the relay. This relay operates with 5V, so it is called a 5V relay.\u003c\/p\u003e\n\u003ch4\u003eOutput Terminal\u003c\/h4\u003e\n\u003cp\u003eThe output terminal of the relay module is located at the left-hand side, used to fix an AC\/DC load \u0026amp; AC\/DC i\/p power source. Every o\/p connector’s terminal is connected through NC, COM pins \u0026amp; NO of the relay.\u003c\/p\u003e\n\u003cp\u003eThe relay module consists of screws that are used to connect wires \u0026amp; cables. The max current supported by this module is 10A \u0026amp; the max contact voltage is 250V AC \u0026amp; 30V DC. Thick main cables are mainly used whenever high voltage \u0026amp; current load is used.\u003c\/p\u003e\n\u003ch4\u003eStatus LED\u003c\/h4\u003e\n\u003cp\u003eStatus LED is connected by using a current limiting resistor that is located on the top right side of the relay module. So this LED illustrates the relay status by activating the relay \u0026amp; coil through a signal pin. The DC supplies throughout a relay coil.\u003c\/p\u003e\n\u003ch4\u003ePower LED\u003c\/h4\u003e\n\u003cp\u003ePower LED shows the condition of the power source that is connected through the single channel module. If we provide the above 5V source toward both the pins of the module like Vcc \u0026amp; GND, the LED will be damaged due to high voltage.\u003c\/p\u003e\n\u003ch4\u003eFreewheeling Diode\u003c\/h4\u003e\n\u003cp\u003eThe connection of this diode can be done across the coil to keep away from the back EMF effect, so-called a flyback diode. The type of coil used in the relay is the inductive type. Once the current supplies throughout an inductive load, then it generates a back EMF voltage, which may harm the circuit. So, this diode is mainly used to keep away from this effect.\u003c\/p\u003e\n\u003ch4\u003eInput Connector\u003c\/h4\u003e\n\u003cp\u003eThe input connector is located on the right side of the module. This connector is mainly used to supply a 5V power supply \u0026amp; input signal. In addition, it also supplies power supply toward the power LED, relay coil \u0026amp; status LED.\u003c\/p\u003e\n\u003ch4\u003eSwitching Transistor\u003c\/h4\u003e\n\u003cp\u003eGenerally, the input signal which is given to a relay is from the I\/O pins of microcontrollers like ESP32, TM4C123, Arduino, etc. However, the highest current sourcing capacity of GPIO pins is usually below 20mA.\u003c\/p\u003e\n\u003cp\u003eTherefore, a switching transistor is used in this module is to strengthen the current to the requirement of the minimum current level of the relay coil. A switching transistor is used to control the 5V relay from the microcontroller’s GPIO pin.\u003c\/p\u003e\n\u003cp\u003eSome kinds of relay modules are available with an optoisolator like a switching device to give optical isolation among high \u0026amp; low voltage circuits.\u003c\/p\u003e\n\u003cp\u003eHowever, if you are utilizing a separate relay exclusive of a module \u0026amp; you want to utilize several relays within your projects, then a relay driver IC can be used to drive several arrays from the pins of GPIO in a microcontroller.\u003c\/p\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cp\u003eThe specifications of a 1- channel relay module include the following.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVoltage supply ranges from 3.75V – 6V\u003c\/li\u003e\n\u003cli\u003eQuiescent current is 2mA\u003c\/li\u003e\n\u003cli\u003eOnce the relay is active then the current is ~70mA\u003c\/li\u003e\n\u003cli\u003eThe highest contact voltage of a relay is 250VAC\/30VDC\u003c\/li\u003e\n\u003cli\u003eThe maximum current is 10A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWorking\u003c\/h4\u003e\n\u003cp\u003eThe relay uses the current supply for opening or closing switch contacts. Usually, this can be done through a coil to magnetize the switch contacts \u0026amp; drags them jointly once activated. A spring drives them separately once the coil is not strengthened.\u003c\/p\u003e\n\u003cp\u003eBy using this system, there are mainly two benefits, the first one is, the required current for activating the relay is less as compared to the current used by relay contacts for switching. The other benefit is, both the contacts \u0026amp; the coil are isolated galvanically, which means there is no electrical connection among them.\u003c\/p\u003e\n\u003ch3\u003eAdvantages:\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eadvantages of the relay module\u003c\/strong\u003e include the following.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA remote device can be controlled easily\u003c\/li\u003e\n\u003cli\u003eIt is triggered with less current but it can also trigger high power machines\u003c\/li\u003e\n\u003cli\u003eEasily contacts can be changed\u003c\/li\u003e\n\u003cli\u003eAt a time, several contacts can be controlled using a single signal\u003c\/li\u003e\n\u003cli\u003eActivating part can be isolated\u003c\/li\u003e\n\u003cli\u003eIt can switch AC or DC\u003c\/li\u003e\n\u003cli\u003eAt high temperatures, it works very well\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDisadvantages\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003edisadvantages of the relay module\u003c\/strong\u003e include the following.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhen contacts of relay modules are used overtime then they may damage\u003c\/li\u003e\n\u003cli\u003eNoise can be generated through the opening \u0026amp; closing of the contacts.\u003c\/li\u003e\n\u003cli\u003eTime taken for switching is High\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eRelay modules are used in different applications which include the following.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUsed in over voltage\/under voltage protection system\u003c\/li\u003e\n\u003cli\u003eMains Switching\u003c\/li\u003e\n\u003cli\u003eSpeed control of motors through start-delta converters\u003c\/li\u003e\n\u003cli\u003eAutomatic electrical appliances\u003c\/li\u003e\n\u003cli\u003eElectrical isolation in between high \u0026amp; low power sources\u003c\/li\u003e\n\u003cli\u003eLights\u003c\/li\u003e\n\u003cli\u003eAC voltage load switching using less voltage DC\u003c\/li\u003e\n\u003cli\u003eDelivery of Isolated power\u003c\/li\u003e\n\u003cli\u003eHome \u003ca title=\"Home automation projects ideas for engineering students\" href=\"https:\/\/www.elprocus.com\/home-automation-projects-engineering-students\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"Visit a webpage about Home automation projects ideas for engineering students\" aria-describedby=\"a11y-new-window-external-message\"\u003eautomation projects\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eSwitching with High Current\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"t4s-tab-wrapper\" data-t4s-tab-wrapper=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv id=\"shopify-section-template--23208148107542__collapsible_liquid_block_xRn3Am\" class=\"shopify-section\"\u003e\u003c\/div\u003e","brand":"Electronics Hub","offers":[{"title":"Default Title","offer_id":54467544678713,"sku":"product-16916","price":0.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/3623\/2249\/files\/5V_Relay_1.webp?v=1789248617","url":"https:\/\/electronicshub.pk\/products\/dc-5v-5-pin-relay-spdt-electronics-hub","provider":"Electronics Hub","version":"1.0","type":"link"}