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Bourns 202742BLF 2-Pole Gas Discharge Tube
The Bourns 2027 series gas discharge tube (GDT) provides robust protection against voltage surges and transients. This 2-pole device, specifically the 2027-42-BLF model, offers a 420V DC sparkover voltage and is designed for use in telecommunications, industrial, commercial, consumer, and automotive electronics. It is UL recognized and available in RoHS compliant versions. The GDT's ability to handle high impulse discharge currents makes it a reliable solution for protecting sensitive circuitry from damage caused by overvoltage events. Custom configurations are available to meet specific application requirements.
Bourns 202742BLF 2-Pole Gas Discharge Tube Specifications:
- DC Sparkover Voltage: 420 V
- Impulse Sparkover Voltage: 675 V @ 100 V/μs, 950 V @ 1000 V/μs
- Insulation Resistance: > 10[10] Ω
- Glow Voltage: ~ 70 V
- Arc Voltage: ~ 10 V
- Glow-Arc Transition Current: < 0.5 A
- Capacitance: < 1 pF @ 1 MHz
- DC Holdover Voltage: < 150 ms
- Impulse Discharge Current: 25000 A @ 8/20 μs
- Alternating Discharge Current: 65 Arms @ 11 cycles
- Operating Temperature: -55 to +125 °C
- Climatic Category: 40/90/21
- UL Recognition: UL File E153537
- Lead Wire Diameter: 0.8 mm
- Packaging: Bulk pack (100 pcs./bag), Reelpack (1000 pcs./reel)
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Frequently Asked Questions
Where can I buy Bourns 202742BLF?
You can click on the BUY or RFQ button to purchase 202742BLF from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 202742BLF?
You can download the 202742BLF datasheet or visit the Bourns website for support.
Who is the manufacturer of 202742BLF?
Bourns