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Bourns 203142TSMLF Miniature 2-Pole Gas Discharge Tube

The Bourns 2031-42T-SMLF is a miniature 2-pole gas discharge tube (GDT) providing robust surge protection for sensitive electronic circuits. Ideal for telecommunications, industrial electronics, and avionics applications, this GDT features fast-acting response and a compact design. It's designed to operate with TBU devices and is available in RoHS compliant versions. The device offers stable breakdown voltage throughout its service life, ensuring reliable protection against voltage surges. Users should verify actual device performance in their specific applications.

Authorized Distributors
Source:DigiKey
Part No:2031-42T-SMLF
Stock:602
Inv Date:05-28-2026
Price: Unit price: $1.56
Buy/RFQ:
Part No:2031-42T-SMLF
Stock:675
Inv Date:05-29-2026
Price: Unit price: $1.3
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Part No:2031-42T-SMLF
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.57
Buy/RFQ:
Part No:2031-42T-SMLF
Stock:1128
Inv Date:05-28-2026
Price: Unit price: $0.678
Buy/RFQ:
Part No:2031-42T-SMLF
Stock:1128
Inv Date:05-28-2026
Price: Unit price: $0.678
Buy/RFQ:

Bourns 203142TSMLF Miniature 2-Pole Gas Discharge Tube Specifications:

  • Initial DC Sparkover: 420 V
  • Minimum DC Sparkover: 360 V
  • Maximum Impulse Sparkover: 850 V
  • Insulation Resistance (IR): > 109Ω
  • Glow Voltage: ~ 70 V
  • Arc Voltage: ~ 10 V
  • Glow-Arc Transition Current: < 0.5 A
  • Capacitance: < 1 pF
  • DC Holdover Voltage: 135 V
  • Service Life (8/20 μs, 1 kA): 2 operations
  • Service Life (10/1000 μs, 1 kV, 100 A): 50 operations
  • Service Life (2/10 μs, 5 kV, 500 A): 20 operations
  • Service Life (10/700 μs, 6 kV, 150 A): 10 operations
  • Service Life (8/20 μs 250 A, 1.2/50 μs, 500 V): 150 operations
  • Service Life (600 V rms, 1 A, 0.2 s): 5 operations
  • Operating and Storage Temperature: -40 °C to +90 °C
  • Moisture Sensitivity Level: 1
  • ESD Classification (HBM): N/A
  • UL Recognized: Yes
  • UL File: E153537
  • Standard Packaging Quantity (Bulk): 250 pcs./bag
  • Standard Packaging Quantity (Tray): 1000 pcs.
  • Standard Packaging Quantity (Reel): 1000 pcs.

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Frequently Asked Questions

Where can I buy Bourns 203142TSMLF?

You can click on the BUY or RFQ button to purchase 203142TSMLF from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 203142TSMLF?

You can download the 203142TSMLF datasheet or visit the Bourns website for support.

Who is the manufacturer of 203142TSMLF?

Bourns

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