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Bourns 202640C2LF 3-Pole Gas Discharge Tube

The Bourns 2026 series gas discharge tubes (GDTs) provide robust surge protection for sensitive electronic circuits. These 3-pole devices are ideal for applications in telecommunications, industrial, commercial, and consumer electronics, as well as aircraft and military electronics. The 2026-40-C2LF model offers a DC sparkover voltage of 400V and is designed with a balanced TRIGARD structure for reliable performance. An optional Fail-Short device is available for enhanced safety, activating at 215°C to provide a high-current path to ground in case of thermal overload. These GDTs are crucial for protecting against voltage surges and ensuring the longevity of electronic equipment.

Authorized Distributors
Source:DigiKey
Part No:2026-40-C2LF
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.15639
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Part No:2026-40-C2LF
Stock:0
Inv Date:05-29-2026
Price: Unit price: $2.3
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Part No:2026-40-C2LF
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.2
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Part No:2026-40-C2LF
Stock:100
Inv Date:05-28-2026
Price: Unit price: $1.749
Buy/RFQ:
Part No:2026-40-C2LF
Stock:100
Inv Date:05-28-2026
Price: Unit price: $1.749
Buy/RFQ:

Bourns 202640C2LF 3-Pole Gas Discharge Tube Specifications:

  • DC Sparkover Voltage: 400 V
  • Impulse Sparkover Voltage: 675 V @ 100 V/μs, 925 V @ 1000 V/μs
  • Insulation Resistance: >1010 Ω
  • Glow Voltage: ~70 V
  • Arc Voltage: ~10 V
  • Glow-Arc Transition Current: 0.5 A
  • Capacitance: <2 pF
  • DC Holdover Voltage: >135 V
  • Impulse Discharge Current: 40000 A, 8/20 μs
  • Alternating Discharge Current: 130 Arms, 11 cycles
  • Operation and Storage Temperature: -40 to +90 °C
  • Climatic Category: 40/ 90/21
  • Moisture Sensitivity Level: 1
  • ESD Classification (HBM): 6
  • Lead Wire Diameter: 1.0 ± 0.08 mm (.039 ± .002 in.)

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Frequently Asked Questions

Where can I buy Bourns 202640C2LF?

You can click on the BUY or RFQ button to purchase 202640C2LF from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 202640C2LF?

You can download the 202640C2LF datasheet or visit the Bourns website for support.

Who is the manufacturer of 202640C2LF?

Bourns

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