V ARISTORS Automotive Series SMD This product is not recommended for new designs. Please refer to Littelfuse series AUMLA. Multilayer Ceramic TTransient ransient Voltage Suppressor Suppressorss for Automotive Applications Features Thin layer, high precise techniques Lead free Bi-directional clamping Available with Nickel/Tin end termination or Applications a T Material Body: Terminals: 0603 (4.000 0805-1206 (3.000 1210 (2.000 1812-2220 (1.000 pcs.) pcs.) pcs.) pcs.) Ceramic (ZnO) Ni/Sn plated (code “P”) Operating TTemperature emperature acc. to IEC 60068-2-58 235°C, 2s Soldering Heat Resistance 260ºC, 10 sec. (IEC 60068-2-58) 280ºC, 5 sec. (IEC 60068-2-58) Temperature c oefficient ((α α V) of c lamping v oltage (Vc) @ specified test current <0.01%/°C Further infos see: www.wickmanngroup.com W Tape and Reel T 7 inch reel Solderability WebLinks L Packaging -55 to +125°C Circuit board and Devices Protection of Automotive • Airbag control • Wiper motors • Direct ignition • Engine control • Sensors Dimensions Specifications Standards IEC 61000-4-2 MIL-STD-750 Further technical infos see technical varistor file: Thermal Shock capability per MILSTD-750 www.wickmanngroup.com/download/ techvaristor.pdf Method 1051: -55°C to +125°C 5 min.@25°C, 25 cycles 15 min.@each maximum Power Dissipation 1.0 W max. Specifications (25°C) Maximum Ratings (125°C) Packaging Type WA0805ML180A WA1206ML180A WA1210ML180A WA1812ML180A WA2230ML180A WA2220ML380A Order Information 050915 max. cont. working voltage load dump energy (10 pulses) jump start voltage max. (5 min.) VM(DC) (V) WLD (J) V jump (V) (V) 18,0 18,0 18,0 18,0 18,0 38,0 1.0 1.5 3.0 6.0 25.0 30.0 24.5 24.5 24.5 24.5 24.5 50.0 40 @ 1.5A 40 @ 1.5A 40 @ 1.5A 40 @ 5A 40 @ 10A 77 @ 10A Qty. OrderNumber WebSite Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: [email protected] max. clamping voltage at spec. current (8/20µs) nominal voltage at 1mA (DC) test current typ. capacitance at 1MHz typ. inductance Vc V N(DC)min. V N(DC)max. (V) (V) C typ. (pF) Ltyp. (nH) 500 900 2500 5000 4500 4000 1.5 1.8 1.8 2.5 3.0 3.0 23.0 23.0 23.0 23.0 23.0 48.5 32.0 32.0 32.0 32.0 32.0 56.0 TType ype TTerminal erminal Code Packaging WA0805ML180 A P T Americas Tel: +1 404 699-7820 E-mail: [email protected] Asia Tel: +852 26 14-1108 E-mail: [email protected] Specifications are subject to change without notice China Tel: +86 21 6432 5146 E-mail: [email protected]