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LCP1511D Datasheet

Part Number LCP1511D
Manufacturers ST Microelectronics
Logo ST Microelectronics
Description PROGRAMMABLE TRANSIENT VOLTAGE SUPPRESSOR FOR SLIC PROTECTION
Datasheet LCP1511D DatasheetLCP1511D Datasheet (PDF)

® LCP1511D PROGRAMMABLE TRANSIENT VOLTAGE SUPPRESSOR FOR SLIC PROTECTION Application Specific Discretes A.S.D.™ FEATURES DUAL PROGRAMMABLE TRANSIENT SUPPRESSOR. WIDE NEGATIVE FIRING VOLTAGE RANGE : VMGL = -80V max. LOW DYNAMIC SWITCHING VOLTAGES : VFP and V DGL. LOW GATE TRIGGERING CURRENT : IGT = 5mA max. PEAK PULSE CURRENT : IPP = 30A for 10/1000µs surge. HOLDING CURRENT : IH = 150mA. DESCRIPTION This device has been especially designed to protect subscriber line card interfaces (SLIC) agai.

  LCP1511D   LCP1511D






PROGRAMMABLE TRANSIENT VOLTAGE SUPPRESSOR FOR SLIC PROTECTION

® LCP1511D PROGRAMMABLE TRANSIENT VOLTAGE SUPPRESSOR FOR SLIC PROTECTION Application Specific Discretes A.S.D.™ FEATURES DUAL PROGRAMMABLE TRANSIENT SUPPRESSOR. WIDE NEGATIVE FIRING VOLTAGE RANGE : VMGL = -80V max. LOW DYNAMIC SWITCHING VOLTAGES : VFP and V DGL. LOW GATE TRIGGERING CURRENT : IGT = 5mA max. PEAK PULSE CURRENT : IPP = 30A for 10/1000µs surge. HOLDING CURRENT : IH = 150mA. DESCRIPTION This device has been especially designed to protect subscriber line card interfaces (SLIC) against transient overvoltages. Positive overloads are clipped with 2 diodes. Negative surges are suppressed by 2 thyristors, their breakdown voltage being referenced to -VBAT through the gate. This component presents a very low gate triggering current (IGT) in order to reduce the current consumption on printed circuit board during the firing phase. A particular attention has beengiven to the internal wire bonding. The ”4-point” configuration ensures reliable protection, eliminating the overvoltage introduced by the parasitic inductances of the wiring (Ldi/dt), especially for very fast transients. COMPLIESWITHTHE FOLLOWINGSTANDARDS : CCITT K20 : VDE 0433 : VDE 0878 : I3124 : FCC part 68 : 10/700µs 5/310µs 10/700µs 5/310µs 1.2/50µs 1/20µs 0.5/700µs 0.2/310µs 2/10µs 2/10µs 1kV 25A 2kV 38A (*) 1.5kV 40A 1kV 25A 2.5kV 170A (*) 2.5kV 170A (*) SO8 SCHEMATIC DIAGRAM TIP 1 GATE 2 NC 3 RING 4 8 TIP 7 GND 6 GND 5 RING BELLCORE TR-NWT-001089 : 2/10µs 2/10µs (*) with series resistors or PTC. Febr.


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