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WT2220

Littelfuse
Part Number WT2220
Manufacturer Littelfuse
Description Multilayer Ceramic Transient Voltage Suppressor Standard Capacity
Published Nov 30, 2005
Detailed Description V ARISTORS Multilayer Ceramic T ransient Transient This product is not recommended Voltage Suppressor for new designs. P...
Datasheet PDF File WT2220 PDF File

WT2220
WT2220

Overview
V ARISTORS Multilayer Ceramic T ransient Transient This product is not recommended Voltage Suppressor for new designs.
Please refer to Standard Capacity Littelfuse series MLA.
TVS 2220 SMD Specifications Packaging Material Tape and Reel T 7 inch reel (1.
000 pcs.
) Body: Terminals: Ceramic (ZnO) Ni/Sn plated (code “P”) Ag/Pt/Pd non plated (code “N” on request) Features Thin layer, high precise techniques Lead free Bi-directional clamping Standard and low capacity Available with Nickel/Tin end termination Operating T emperature Temperature -55 to +125°C Solderability Applications Dimensions (mm) acc.
to IEC 60068-2-58 235°C, 2s 260ºC, 10 sec.
(IEC 60068-2-58) 280ºC, 5 sec.
(IEC 60068-2-58) <0.
5ns 0.
75–0.
25 WebLinks 5.
70–0.
40 3.
00 5.
00–0.
40 Circuit board and ESD, EFT Protection of: • I/O ports • Keyboards • LCD‘s • Sensors Soldering Heat Resistance Response T ime Time Temperature coefficient (αV) of clamping voltage (Vc) @ specified test current <0.
01%/°C Further infos see: www.
wickmanngroup.
com Further technical infos see technical varistor file: www.
wickmanngroup.
com/download/ techvaristor.
pdf Power dissipation 1.
0W max.
Standards IEC 61000-4-2 MIL-STD-883C Maximum Ratings (125°C) Type max.
cont.
working voltage VM(DC) VM(AC) (V) (V) WT2220ML050A WT2220ML090A WT2220ML120A WT2220ML140A WT2220ML180A WT2220ML220A WT2220ML260A WT2220ML300A WT2220ML380A WT2220ML450A WT2220ML560A WT2220ML680A WT2220ML850A WT2220ML121A 5,5 9,0 12,0 14,0 18,0 22,0 26,0 30,0 38,0 45,0 56,0 68,0 85,0 120,0 4,0 6,0 9,0 11,0 14,0 17,0 20,0 25,0 30,0 35,0 40,0 50,0 60,0 107,0 Specifications (25°C) typ.
capacitance 1KHz C typ.
(pF) 26000 19200 15930 11300 10200 9550 8380 4200 3540 3350 2240 1900 1100 420 max.
non-repetitive surge current (8/20 µs) ITM (A) 1000 1200 1200 1200 1200 1200 1200 1200 1200 1000 1000 800 600 1100 max.
non-repetitive max.
clamping nominal voltage surge energy voltage at spec.
at 1mA (DC) (10/1000 µs) current test current (8/20 µs) Vc W TM VN(DC)min.
V N...


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