
Littelfuse, Inc
Description
Asymmetrical Multiport Series are SIDACtor® devices designed to protect LCAS (Line Circuit Access Switch) devices from damaging overvoltage transients.
The series provides a specialized asymmetrical dual port overvoltage protection solution that enables equipment to comply with various global requlatory standards.
FEATUREs and Benefits
• Low voltage overshoot
• Low on-state voltage
• Does not degrade with
use
• Fails short circuit when
surged in excess of
ratings
• Replaces four discrete
devices
• Two-port protection
• LCAS specific tip and
ring thresholds
Applicable Global Standards
• TIA-968-A
• TIA-968-B
• ITU K.20/21 Enhanced
Level*
• ITU K.20/21 Basic Level
• GR 1089 Inter-building*
• GR 1089 Intra-building
• IEC 61000-4-5
• YD/T 1082
• YD/T 993
• YD/T 950