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Bourns 205140SMRPLF 2051 Series Surge Protector

The Bourns 2051 Series gas discharge tube surge protector is engineered for board-level protection in a compact surface mount design. Featuring two electrodes, this device offers reduced space requirements and is well-suited for high-speed/high-bandwidth applications. Its low capacitance and performance stability contribute to reliable operation. The 2051 Series is RoHS compliant, UL Recognized, and available in various voltage ratings to meet diverse application needs. It is commonly used in datacom and telecom CPE applications where surge protection is critical.

Authorized Distributors
Source:Newark
Part No:2051-40-SM-RPLF
Stock:1765
Inv Date:05-28-2026
Price: Unit price: $0.948
Buy/RFQ:
Source:DigiKey
Part No:2051-40-SM-RPLF
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.34936
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Part No:2051-40-SM-RPLF
Stock:15141
Inv Date:05-29-2026
Price: Unit price: $0.73
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Part No:2051-40-SM-RPLF
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.58
Buy/RFQ:
Part No:2051-40-SM-RPLF
Stock:2500
Inv Date:05-28-2026
Price: Unit price: $0.2903
Buy/RFQ:
Part No:2051-40-SM-RPLF
Stock:2500
Inv Date:05-28-2026
Price: Unit price: $0.2903
Buy/RFQ:

Bourns 205140SMRPLF 2051 Series Surge Protector Specifications:

  • DC Sparkover Voltage: 400 V ±25%
  • Impulse Sparkover Voltage: <750 V, 900 V
  • Insulation Resistance: > 1G Ω
  • Glow Voltage: ~ 70 V
  • Arc Voltage: ~ 10 V
  • Capacitance: < 1 pF
  • Impulse Discharge Current: 2000 A, 8/20 µs
  • Alternating Discharge Current: 2 A, 50 Hz, 1 sec
  • Operating & Storage Temperature: -40 to +125 °C
  • UL Recognized: UL File E153537
  • Packaging: Reelpack (2,500 pieces per reel)
  • RoHS Compliant: Yes
  • Dimensions: 2.7 x 3.2 x 4.5 mm

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Frequently Asked Questions

Where can I buy Bourns 205140SMRPLF?

You can click on the BUY or RFQ button to purchase 205140SMRPLF from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 205140SMRPLF?

You can download the 205140SMRPLF datasheet or visit the Bourns website for support.

Who is the manufacturer of 205140SMRPLF?

Bourns

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