Product Overview
The B88069X2311T502 is a 2-electrode gas discharge tube (GDT) surge arrester from EPCOS/TDK’s EM3600X series. With a DC sparkover voltage of 3.6 kV and impulse discharge current capability of 2 kA, this axial leaded GDT provides robust overvoltage protection for telecommunications equipment, power supply inputs, and industrial control systems exposed to lightning and switching surges.
Key Specifications
| Series | EM3600X |
| Type | Gas Discharge Tube (GDT), 2-Electrode |
| DC Sparkover Voltage | 3.6 kV +/-20% |
| Impulse Sparkover Voltage | 5.5 kV at 100 V/us, 6 kV at 1 kV/us |
| Nominal Impulse Discharge Current (8/20 us) | 2 kA |
| Nominal AC Discharge Current | 1 A |
| Insulation Resistance | 1 GOhm min |
| Capacitance | 1 pF at 1 MHz |
| Number of Electrodes | 2 |
| Package | Axial Leaded |
| Operating Temperature | -40C to +125C |
Features
- Ultra-low capacitance of 1 pF for minimal signal degradation
- High insulation resistance 1 GOhm min for DC isolation
- High DC sparkover voltage of 3.6 kV for medium-voltage protection
- 2 kA impulse discharge current for lightning surge protection
- Fail-safe short-circuit mode for continued protection
- Axial leaded package for through-hole mounting
Applications
- Telecommunications equipment surge protection
- Power supply input overvoltage clamp
- Industrial control system surge protection
- Antenna and feeder line lightning protection
- Security system wiring surge suppression