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STMICROELECTRONICS SMC30J22A Surge Protection Diode

The SMC30J series is designed to protect sensitive electronic equipment from surge voltages below 3000 W (10/1000 µs) and electro-static discharges. Featuring planar technology and a JEDEC DO-214AB package, these devices offer low leakage current of 0.2 pA, high junction temperature capability up to 175°C, and compliance with IEC 61000-4-2 standards. Available in unidirectional and bidirectional types with stand-off voltages from 5 V to 48 V, they ensure reliability and stability for high-end switch mode power supplies and equipment.

Authorized Distributors
Source:Newark
Part No:SMC30J22A
Stock:653
Inv Date:06-11-2026
Price: Unit price: $0.517
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Source:DigiKey
Part No:SMC30J22A
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.56333
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Part No:SMC30J22A
Stock:0
Inv Date:06-12-2026
Price: Unit price: $0.547
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Part No:SMC30J22A
Stock:2229
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS SMC30J22A Surge Protection Diode Specifications:

  • Peak pulse power: 3000 W (10/1000 µs)
  • Stand-off voltage range: 5 V to 48 V
  • Unidirectional and bidirectional types available
  • Low leakage current: 0.2 pA
  • Operating junction temperature: -55°C to +175°C
  • Storage temperature: -65°C to +175°C
  • Maximum soldering lead temperature: 260°C for 10 s
  • JEDEC DO-214AB package, epoxy resin UL94V-0, RoHS compliant
  • Package dimensions: length 1.90-2.45 mm, width 2.90-3.2 mm, height 0.15-0.41 mm
  • Stand-off voltage: 5 V to 48 V, peak pulse current: up to 128 A
  • Solder plated terminals, compliant with MIL-STD-750, Method 2026

Buy the STMicroelectronics Series SMC30J Surge Protector: SMC30J22A

Secure your electronic equipment with the SMC30J22A surge protection diode. Designed for low leakage and high surge current, it provides reliable defense against electro-static discharges and transient surges below 3000 W. Packaged in a JEDEC standard SMC footprint, it fits easily into your existing designs. Perfect for high-end switch mode power supplies, sensitive instrumentation, and communication devices, this diode ensures maximum safety and stability in demanding conditions. Order online today for fast delivery and enhanced protection.

Buy STMicroelectronics SMC30J22A now and experience unmatched surge protection and electro-static discharge resilience for your sensitive electronic devices.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS SMC30J22A?

You can click on the BUY or RFQ button to purchase SMC30J22A from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part SMC30J22A?

You can download the SMC30J22A datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of SMC30J22A?

STMICROELECTRONICS

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