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The SMP80MC-270 is a micro capacitance transient surge arrestor designed for the protection of high debit rate communication equipment. Its micro capacitance avoids any distortion of the signal and is compatible with digital line cards (xDSL, T1/E1, ISDN...).
Non repetitive surge peak on-state current (Sinusoidal)
t = 20ms t = 16.6ms t = 0.2s t = 2s
28 30 14 7
A
I²t
I²t value for fusing
t = 16.6ms t = 20ms
7.5 7.8
A²s
TL
Maximum lead temperature for soldering during 10 s.
260
Tstg Tj
Storage temperature range Maximum junction temperature
- 55 to + 150 150
SMP80MC-270 Features
Bidirectional crowbar protection Voltage: 270V Low VBO / VR ratio Micro capacitance 15pF typ@50V Low leakage current : IR = 2µA max Holding current: IH = 150 mA min Repetitive peak pulse current : IPP = 80 A (10/1000µs)
SMP80MC-270 Typical Application
Any sensitive equipment requiring protection against lightning strikes and power crossing: Analog and digital line cards (xDSL, T1/ E1, ISDN...) Terminals (phone, fax, modem...) and central office equipment MAIN APPLICATIONS