What is the Additional Feature ?

Name: MOC3021M
Brand: ON Semiconductor
SKU: MOC3021M
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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ON Semiconductor MOC3021M

Part No.:: MOC3021M

Manufacturer:: ON Semiconductor

Package:: 6-DIP (0.300, 7.62mm)

Datasheet:: MOC3021M.pdf

Description:: OPTOISOLATOR 4.17KV TRIAC 6DIP

In Stock:: 3729

Quantity:: Add To Cart

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MOC3021M this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MOC3021M price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for MOC3021M to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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MOC3021M Typical application Circuitry

MOC3021M

The MOC3021M is a well-known optoisolator chip embedded with a phototriac, primarily employed for the purpose of controlling high-voltage AC loads whilst isolating the low-voltage, sensitive control circuitry.

Functional Capabilities: The MOC3021M plays a pivotal role in ensuring that the control circuits are thoroughly isolated from the AC power line. It exhibits exceptional performance in applications necessitating the control of AC power using a microcontroller or other low-voltage and low-current control circuits.

Common Applications: An area where the MOC3021M finds extensive application is in the regulation of AC-powered equipment, including fans, lights, and small appliances, leveraging microcontrollers or other digital circuits for precise control.

Noteworthy Specifications: The MOC3021M has earned its reputation due to its high isolation voltage, low trigger current, and robust design that assures reliability even in harsh electrical environments.

Application Example – Microcontroller-based Light Dimmer Circuit:

1. Input Interface:

- Connection to Microcontroller: Connect Pin 1 of the MOC3021M directly to a digital output pin of a microcontroller for sending the control signal.

- Current Regulation: Attach a resistor to Pin 2, which is connected to the ground, ensuring that the LED inside the optoisolator is not overdriven.

2. Output Stage:

- Connection to the Triac: Link Pin 6 of the MOC3021M to the gate terminal of a power triac to allow for the control of the AC load.

- Neutral Line Connection: Connect Pin 4 to the neutral line of the AC power supply, ensuring the circuit's completion.

3. Safety and Isolation:

- PCB Layout: Place the low voltage and high voltage sections of the circuit on separate areas of the PCB to enhance isolation.

- Insulation: Enhance the insulation around the MOC3021M and the connections to ensure the safety of the low-voltage control circuits.

4. Additional Components:

- Snubber Circuit: Incorporate a snubber circuit across the terminals of the triac connected to MOC3021M to protect against voltage transients.

- Heat Management: Include a heatsink if the power triac is handling substantial current to maintain thermal stability.

Considerations in Design:

1. Electrical Noise Management:

- Noise Reduction: Incorporate filters or opt for PCB layout designs that minimize noise, ensuring that the MOC3021M operates reliably.

- Grounding Strategy: Establish an efficient grounding strategy to minimize interference and ensure the consistent performance of the optoisolator.

2. Safety Protocols:

- Inspection Routines: Regularly inspect the isolation and safety features of the MOC3021M to ensure that they are not compromised.

- Circuit Monitoring: Implement systems for real-time monitoring to quickly identify and rectify any potential issues.

The utility of the MOC3021M in a microcontroller-based light dimmer circuit underscores its versatility and efficacy. Adherence to the stipulated integration guidelines ensures optimal operational safety and performance. Through meticulous design and appropriate safety protocols, the MOC3021M proves to be an indispensable asset in the realm of AC power control:

MOC3021M information

MOC3021M Specifications

Packaging:
Tube
Series:
-
ProductStatus:
Active
OutputType:
Triac
ZeroCrossingCircuit:
No
NumberofChannels:
1
Voltage-Isolation:
4170Vrms
Voltage-OffState:
400 V
StaticdV/dt(Min):
-
Current-LEDTrigger(Ift)(Max):
15mA
Current-OnState(It(RMS))(Max):
-
Current-Hold(Ih):
100µA (Typ)
TurnOnTime:
-
Voltage-Forward(Vf)(Typ):
1.15V
Current-DCForward(If)(Max):
60 mA
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Through Hole

MOC3021M FAQ

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3. Are the MOC3021M price and inventory displayed accurate?

The price and inventory of MOC3021M fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

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5. How is the shipping arranged?

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of MOC3021M?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the MOC3021M we delivered, we will accept the replacement or return of the MOC3021M only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of MOC3021M.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations