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ONSEMI ESDU3121MXT5G Unidirectional ESD Surge Protector

The ESDU3121 is a compact, unidirectional ESD and surge protection device designed for sensitive electronic components. It offers excellent clamping voltage, low leakage current, high peak pulse current handling, and a fast response time, making it ideal for portable applications such as cellular phones, tablets, and digital cameras where space is limited. It complies with IEC standards for ESD and lightning protection, is Pb-Free, halogen and BFR free, and is suitable for power line and GPIO protection with a small 1.0 mm x 0.6 mm body size for space-constrained designs.

Authorized Distributors
Source:Newark
Part No:ESDU3121MXT5G
Stock:8000
Inv Date:06-10-2026
Price: Unit price: $0.258
Buy/RFQ:
Source:DigiKey
Part No:ESDU3121MXT5G
Stock:9012
Inv Date:06-10-2026
Price: Unit price: $0.26
Buy/RFQ:
Part No:ESDU3121MXT5G
Stock:85626
Inv Date:06-11-2026
Price: Unit price: $0.26
Buy/RFQ:

ONSEMI ESDU3121MXT5G Unidirectional ESD Surge Protector Specifications:

  • Clamping Voltage: 20.3 V to 22 V at 8.5 A pulse
  • Maximum Reverse Peak Pulse Current: 8.5 A
  • Breakdown Voltage: 14.1 V to 15.8 V at 1 mA
  • Reverse Working Voltage: 12 V
  • Storage & Operating Temperature Range: -65°C to +150°C
  • Junction Capacitance: 55 pF at 1 MHz
  • Peak Pulse Current: 8.5 A
  • IEC ESD Protection: +30 kV contact discharge
  • Package Type: X2DFN2, 1.0 x 0.6 mm
  • RoHS, Halogen free, BFR free, Pb-Free compliance

Buy the Buy ON Semiconductor ESDU3121 Part Number ESDU3121MXT5G Online

Enhance your electronic device protection with the ESDU3121 unidirectional ESD and surge protection device from ON Semiconductor. Its small size of 1.0 mm x 0.6 mm makes it perfect for space-constrained applications like smartphones, tablets, and digital cameras. It provides fast response, excellent clamping, low leakage, and high pulse current capacity, ensuring your sensitive components are well protected against ESD and lightning strikes as per IEC standards. Order online today for reliable, compact surge protection in your design.

Buy ON Semiconductor ESDU3121 MXT5G now and experience unmatched reliability and fast surge protection for sensitive electronic devices.

Frequently Asked Questions

Where can I buy ONSEMI ESDU3121MXT5G?

You can click on the BUY or RFQ button to purchase ESDU3121MXT5G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part ESDU3121MXT5G?

You can download the ESDU3121MXT5G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of ESDU3121MXT5G?

ONSEMI

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