The main purpose of an opto isolator is to prevent high voltages or rapidly changing voltages on one side of the circuit from damaging components or distorting transmissions on the other side. Ic moc3021 datasheet pdf moc, moc, moc, moc wide lead spacing package. Optoisolator, triac, 7500v online from elcodis, view and download moc3021 m pdf datasheet, logic output optocouplers specifications. Moc3021 is triac driven a zerocrossing optocoupler. Moc3021 moc3023 6pin dip randomphase optoisolators triac driver output. Moc3023 moc 3023 optocoupler optoisolator pengganti moc3022 moc3021. Motorola, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Arrow electronics, moc3021, liteon semiconductor corporation, optocoupler triac acout 1ch 400v 6pin pdip. Output driver designed for 220 v ac standard 6terminal plastic dip directly interchangeable with motorola moc3020, moc3021, moc3022, and moc3023 direct replacements for. Oct 14, 2019 ic moc3021 pdf most commonly used is an optocoupler moc an led diac type combination. How to use moc3021 phototransistor optocoupler the moc3021 is normally used to control the ac appliance, such as the brightness of the bulb, the speed of the motor, etc. Isolation surge voltage, viso, is an internal device dielectric breakdown rating.
If you need more reasons, the usual opto triac circuit wont work with a transistor opto coupler. Optocoupler 250400 v peak description the moc301xm and moc302xm series are optically isolated triac driver devices. Optocoupler, phototransistor output, with base connection description the 4n25 family is an industry standard single channel phototransistor coupler. Im using an optoisolator triac moc3021 for switching a dc12v coil relay.
High speed optocoupler, 1 mbd, photodiode with transistor. Moc3021 moc3022 moc3023 globaloptoisolatortm 6pin dip randomphase optoisolators triac, and pins 4, 5 and 6 are common. The structure of moc304x optocoupler is based on simple ir communication, its transmitter part is based on an led which. Triac driver output optocoupler, 6pin dip 400v random phase. Moc 3021 optoisolator triac driver makers electronics. Either way, an optocoupler will not be allowed to drive loads directly due to its limited.
The moc3021 series consists of gallium arsenide infrared emitting diodes, optically coupled to a silicon bilateral switch. Refer to quality and reliability section in opto data book for information on test conditions. Optocoupler is made of lightemitting and lightsensing devices with no internal connection except light bean. They are designed for applications requiring isolated triac. Moc3021 optoisolator triac output 5000vrms 1 channel 6dip from liteon inc. Moc3021 datasheet pdf, moc3021 manual, moc3021 circuit, moc3021 application. Licensee shall not distribute externally or disclose. Preferred devices are motorola recommended choices for future use and best overall value. The moc301xm and moc302xm series are optically isolated. When the led is triggered the triac is also turned on. The moc3020, moc3021, moc3022 and moc3023 are optically isolated triac driver devices. Signals can be transmitted between two electrically. Moc3041 optocoupler pinout, examples, applications, datasheet.
Optocoupleroptoisolator tutorial pc817 moc3021 how to. Moc3021 optoisolator pinout, working, examples,applications. An optoisolator also called an optocoupler, photocoupler, or optical isolator is an electronic component that transfers electrical signals between two isolated circuits by using light. Moc3021 features and specifications opto isolator with zerocrossing triac driver input led diode forward voltage. The moc3021series consists of gallium arsenide infrared emitting diodes, optically coupled to a silicon bilateral switch.
High speed optocoupler, 1 mbd, photodiode with transistor output. May 20, 2018 so if you are looking for a opto isolator to control a ac application through dc then this ic might be the right choice for you. By using this we can trigger anywhere in the cycle, so can call them as nonzero optocoupler. Optocoupler has multiple types and every type has almost the same operating functionality, but sometimes its internal structure makes it different from another optocoupler. Moc3021 are very widely used and can be quite easily obtained from many sources. Solved can i use this 817c optoisolator in place of.
Moc3021 application note young home for the elderly. To order devices that are tested and marked per vde 0884 requirements, thesuffix v must be included at end of part number. Home components integrated circuits ic opto isolator optocoupler moc3021 nonzero crossing triac driver optocoupler. Description 6pin dip randomphase optoisolators triac driver output. Moc3021 triac driven optoisolator pinout, specs, equivalent. To order devices that are tested and marked per vde 0884 requirements, the suffix v must be included at end of part number. Moc3021 is a nonzero crossing based optoisolator consists of gallium arsenide infrared emitting diodes, optically coupled to a siliconbased triac. Moc3023 series moc3020 thru product data sheet photocoupler.
Jan, 2021 so if youre looking for an opto isolator to control an ac application through dc, this ic might be the right choice for you. It is essentially an opto isolator, but functioning as a zero detector. Optocoupler ac triac 400vdrm out 1 channel 5000vrms dip6 available at jameco electronics. How to use moc3021 the moc3021 is normally used to control ac appliance, like brightness of a bulb, speed of a motor etc. Moc3021 datasheet, moc3021 data sheet pdf,moc3021 manual. Order this document semiconductor technical data by. The optoisolators allow two circuits to exchange signals without making any electrical connection. Parameter measurement moc3021 datasheet, moc3021 pdf. Apr 12, 2019 the moc3021 is a zerocrossing triac driven optocoupler. Jun 20, 2019 ic moc3021 pdf most commonly used is an optocoupler moc an led diac type combination. Shop online moc3021 optoisolated triac driver icuse to interface electronic controls and power triacs to control resistive and inductive loads at 220v acdip6free shipping and cod available.
This device is designed for use in applications requiring isolated triac triggering. Moc3021 datasheet optoisolators triac driver fairchild, moc3021 pdf, moc3021 pinout, moc3021 equivalent, data, circuit, output, ic. Moc3021 nte equvilent nte3048 optoisolator with triac output 6pin dip viso7500v vdrm400v. Excellent ift stabilityir emitting diode has low degradation. Apr 02, 2019 ic moc3021 pdf most commonly used is an optocoupler moc an led diac type combination. Design and construction of a remote controlled fan regulator. Nov 12, 2020 moc3021 datasheet optocoupler optoisolator, moc3021 pdf, moc3021 inout, moc3021 equivalent, replacement, schematic, manual, moc3021 data.
However, the two stages have a complete electrical isolation. Inventory, pricing and datasheets for all of your design requirements. Moc3021 datasheet optoisolators triac driver fairchild. Moc3021m fairchild semiconductor corporation datasheet. Meaning it has a infrared light emitting diode led inside it coupled with a triac. Moc3021 equivalent datasheet, cross reference, circuit and application notes in pdf format. Design and construction of a remote controlled fan. So if you are looking for a opto isolator to control a ac application through dc then ic might be the right choice for you. Isolation surge voltage, v iso, is an internal device dielectric breakdown rating. Motorola moc3020, moc3021, moc3022, and moc3023 typical 115240 vacrms applications. Order this document semiconductor technical data by moc3010d. This ic is interfaced with a microcontroller and an led is connected in series. I know the importance of snubber circut39ohm resistance and 0.
High speed optocoupler, 1 mbd, photodiode with transistor output description the 6n5 and 6n6 are optocouplers with a gaaias infrared emitting diode, optically coupled with an integrated photo detector which consists of a photo diode and a highspeed transistor in a dip8 plastic package. Interfacing microcontroller to opto coupler also called opto isolator to triac. I am designing a relay circuit with moc3021 and bt6 from this datasheet. These devices contain a gaas infrared emitting diode and a light activated silicon bilateral switch, which functions like a triac. Texas instruments moc3020, to, moc3023 datasheet pdf. Moc303xm, moc304xm 6pin dip zerocross optoisolators triac.
Isolator load vlotage is 12v and about 30ma normal coil relay. Did you notice, that a moc3021 needs to withstand the mains peak voltage of at least 325v. For this test, pins 1 and 2 are common, and pins 4, 5 and 6 are common. The nte3048 consists of a gallium arsenide infrared emitting diode optically coupled to a silicon bilateral switch in a 6lead dip type package. Opto isolators prevent high voltages from affecting the system receiving the signal. Moc3021 is an optocoupler designed for triggering triacs. May 23, 2019 ic moc3021 pdf most commonly used is an optocoupler moc an led diac type combination. Moc3021m fairchild semiconductor, moc3021m datasheet page 55. Order this document semiconductor technical data by moc3020d. Review the ltv817 datasheet for voltage ratings and youre hopefully able to give a sufficient answer yourself. Moc3021 optocoupler random phase triac driven optoisolator. Each optocoupler consists of gallium arsenide infrared led and a silicon npn phototransistor.
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