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ONSEMI MOC3021SR2VM High-Voltage Optocoupler

The MOC3021SR2VM is a high-voltage optocoupler designed for efficient isolation and switching in industrial control systems, motor control, and solid-state relays. It features a bilateral switch with peak voltages up to 400 V and UL1577 approval, ensuring safety and reliable operation. This 6-pin DIP device incorporates a GaAs infrared LED and a silicon bilateral switch, offering excellent electrical isolation and stable performance for resistive and inductive load control applications. Its compact package supports easy integration in various electronic control circuits.

Authorized Distributors
Source:Newark
Part No:MOC3021SR2VM
Stock:1050
Inv Date:06-10-2026
Price: Unit price: $0.225
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Part No:MOC3021SR2VM
Stock:1392
Inv Date:06-11-2026
Price: Unit price: $0.81
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Part No:MOC3021SR2VM
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.2678
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Part No:MOC3021SR2VM
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.2678
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Part No:MOC3021SR2VM
Stock:165
Inv Date:06-11-2026
Price: N/A
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ONSEMI MOC3021SR2VM High-Voltage Optocoupler Specifications:

  • Peak Blocking Voltage: 250 V, 400 V
  • Isolation Voltage (Viso): 4170 VAC
  • Insulation Resistance: > 10^9 Ω at Tg, Vig=500 V
  • Package Type: 6-Pin DIP, 50 Units per tube
  • Maximum Operating Temperature: -40°C to +85°C
  • Storage Temperature: -40°C to +150°C
  • Lead Soldering Temperature: Max 260°C
  • Device Power Dissipation: 330 mW at 25°C
  • Forward Voltage (LED): 1.15 V to 1.50 V at 10 mA
  • Gate Trigger Current: 5 to 30 mA (depending on device variant)
  • Isolation Test Voltage: 4170 VAC for 1 min

Buy the Fairchild Series High-Voltage Optocoupler: MOC3021SR2VM

Order the Fairchild MOC3021SR2VM online today to enhance your control system’s safety and efficiency. This high-voltage optocoupler provides excellent electrical isolation with peak voltages up to 400 V, UL1577 certification, and a compact 6-pin DIP design. Ideal for industrial controls, motor drives, and relays, it ensures reliable operation in resistive and inductive loads. With quick delivery and trusted performance, this device supports your electronic projects by offering robust electrical and thermal stability. Buy now and upgrade your control solutions effortlessly.

Buy Fairchild MOC3021SR2VM now and experience unmatched reliability and performance in your industrial and motor control applications.

Frequently Asked Questions

Where can I buy ONSEMI MOC3021SR2VM?

You can click on the BUY or RFQ button to purchase MOC3021SR2VM from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MOC3021SR2VM?

You can download the MOC3021SR2VM datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MOC3021SR2VM?

ONSEMI

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