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Bourns 204940BLF Medium Duty Gas Discharge Tube
The Bourns 2049 series provides robust overvoltage protection for sensitive electronic circuits. This medium-duty gas discharge tube (GDT) is designed to protect equipment from transient voltage surges, commonly encountered in telecommunications, industrial automation, and consumer electronics. Key features include a compact 8mm diameter and 6mm length, low capacitance for minimal signal interference, and high insulation resistance to prevent leakage currents. The 2049-40-BLF specifically offers a 400V DC sparkover voltage and is compliant with RoHS directives, ensuring environmentally responsible usage. Its impulse discharge capability handles significant surge events, contributing to the overall reliability and longevity of protected devices.
Bourns 204940BLF Medium Duty Gas Discharge Tube Specifications:
- DC Sparkover Voltage: 400 V ±30 % @ 100 V/s
- Impulse Sparkover Voltage: < 800 V @ 1000 V/µs
- Insulation Resistance: > 10 GW
- Glow Voltage: ~ 70 V
- Arc Voltage: ~ 10 V
- Maximum Capacitance: < 1.5 pF @ 1 MHz
- Impulse Discharge Current: 20,000 A, 8/20 µs (1 operation)
- Alternating Discharge Current: 20 A, 50 Hz, 1 sec. (1 operation)
- Operating Temperature: -30 to +85 ºC
- Storage Temperature: -40 to +150 °C
- DC Holdover Voltage: < 150 ms
- Climatic Category: 40 / 90 / 21
- UL Recognized: Yes, UL File E153537
- AQL: 0.65, level II DIN ISO 2859
- Packaging (Bulk): 100 pcs./tray; 500 pcs./box
- Packaging (Reelpack): 500 pcs./reel; 2 reels/box
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Frequently Asked Questions
Where can I buy Bourns 204940BLF?
You can click on the BUY or RFQ button to purchase 204940BLF from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 204940BLF?
You can download the 204940BLF datasheet or visit the Bourns website for support.
Who is the manufacturer of 204940BLF?
Bourns