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MOC3021S-TA1 The MOC3021S-TA1 is an optoisolator with a 5kV isolation voltage and a maximum output voltage of 400V. It features an 8mA trigger current and is suitable for isolation and switching applications.
Mfr Part #:

MOC3021S-TA1

Available from 3 distributors
Mfr Name: Lite-On Inc.
Lite-On Inc.
The MOC3021S-TA1 is an optoisolator with a 5kV isolation voltage and a maximum output voltage of 400V. It features an 8mA trigger current and is suitable for isolation and switching applications.
✓ Total Stock: 16,117 pcs
$ Price Range: $7.60

MOC3021S-TA1 Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
12,650 pcs
On Request
12650 pcs On Request 1 On Request On Request 21+ On Request On Request
MW.FEP S.p.A. ✓
Non-Authorised Inventory information
1,937 pcs
On Request
1937 pcs On Request 1 On Request On Request On Request On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
1,530 pcs
On Request
1530 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

MOC3021S-TA1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Current
Forward Current
Mounting Type
Number of Channels
Operating Temperature
Output Type
Reverse Voltage
Static dV
Supplier Device Package
Voltage
Zero Crossing Circuit
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MOC3021S-TA1 Description

Short technical summary and product information.

The MOC3021S-TA1 is an optoisolator manufactured by Lite-On Inc., designed for electrical isolation and switching. It features a nominal isolation voltage of 5000Vrms and a maximum output voltage of 400V. The device has a trigger current of 8mA, making it suitable for interfacing low-power control signals with high-voltage loads. Its construction includes a 6-SMD package, facilitating surface-mount assembly. This optoisolator is used in applications requiring electrical isolation between control and power circuits, such as motor control, solid-state relays, and industrial automation systems. The high isolation voltage ensures safety and noise immunity in high-voltage environments.

MOC3021S-TA1 Quick Information

Product Type: Optoisolator
Canonical Name: OPTOISOLATOR 5KV TRIAC 6SMD
Subcategory: Triac, SCR Output

MOC3021S-TA1 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MOC3021S-TA1 Estimated Pricing

Qty Low High
1+ $7.60 $7.60

Estimated market price range - modelled values for guidance only, not live distributor offers.

MOC3021S-TA1 Features

  • High 5kV isolation voltage for safety
  • Maximum 400V output voltage
  • Trigger current of 8mA for control
  • Surface-mount 6SMD package
  • Peak surge current of 1A

MOC3021S-TA1 Applications

  • Used in industrial automation systems
  • Suitable for motor control circuits
  • Ideal for solid-state relay applications
  • Provides electrical isolation in high-voltage environments

MOC3021S-TA1 FAQs

4 frequently asked questions generated from this part’s specifications.
What is the isolation voltage of the MOC3021S-TA1?

The MOC3021S-TA1 has a nominal isolation voltage of 5000Vrms.

What is the maximum output voltage of the MOC3021S-TA1?

The maximum output voltage is 400V.

What is the trigger current required for the MOC3021S-TA1?

The trigger current is 8mA.

What package type does the MOC3021S-TA1 use?

It uses a 6SMD surface-mount package.

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