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| V ARISTORS High Speed Series SMD This product is not recommended for new designs. Please refer to Littelfuse series MHS. Transient Multilayer Ceramic Transient Suppressors Voltage Suppressors for High Speed Applications Features Ultra low capacitance Bi-directional clamping Available with Nickel/Tin end termination or lead free Specifications Packaging Tape and Reel T 7 inch reel 0402 0603 (10.000 pcs) (4.000 pcs.) Material Body: Terminals: Ceramic (ZnO) Ni/Sn plated (Code "P") Ag/PT/Pd non plated code "N" on request Applications Dimensions a Temperature Operating Temperature -55 to +125C Portable / Handheld Products Universal Serial Bus Data, Diagnostic I/O Ports Video/Audio Ports Mobile Communications Computer/DSP Products Industrial Instruments and High Speed Data Line Solderability acc. to IEC 60068-2-58 235C, 2s 260C, 10 sec. (IEC 60068-2-58) 280C, 5 sec. (IEC 60068-2-58) IEC 61000-4-2 MIL-STD-883C Soldering Heat Resistance Standards L T W W ebLinks Further infos see: www.wickmanngroup.com Further technical infos see technical varistor file: www.wickmanngroup.com/download/ techvaristor.pdf Maximum Ratings (125C) Type Packaging Specifications (25C) max. ESD clamp voltage 8kV contact (note 1) (V) 65 125 300 65 125 300 VC A max. cont. working voltage VM(DC) (V) 9,0 18,0 42,0 9,0 18,0 42,0 max. clamping voltage at 1A (8/20s) (V) 30 55 110 30 55 110 VC max. non-repetitive surge energy (10/1000s) WTM max. leakage current @ specified DC voltage 3.5 V 0.50 0.10 0.10 0.50 0.10 0.10 5.5 V A typ. capacitance at 1MHz (note 2) C typ. (pF) 22 12 3 22 12 3 (J) 9.0 V A 15.0 V A WH0402ML090T WH0402ML180W WH0402ML420R WH0603ML090T WH0603ML180W WH0603ML420R 0,02 0,025 0,01 0,02 0,025 0,01 1.00 0.15 0.15 1.00 0.15 0.15 1.00 0.25 1.00 0.25 5.00 0.50 5.00 0.50 Note 1: Maximum ESD clamp voltage tested with IEC 61000-4-2 Human Body Model discharge test circuit and direct discharge to device terminals. Note 2: Capacitance may be customized, please contact WICKMANN for availability Order Information 050915 Qty. OrderNumber Type Terminal Type Terminal Code Packaging WH0402ML180 W P T Americas Tel: +1 404 699-7820 E-mail: service@wickmannusa.com Asia Tel: +852 26 14-1108 E-mail: sales@wickmann.com.hk Specifications are subject to change without notice China Tel: +86 21 6432 5146 E-mail: sales@wickmann.cn WebSite Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: sales@wickmann.com V ARISTORS High Speed Series SMD VARISTOR VOLTAGE (V) 25 C 85 C 125 C CURRENT (mA) STANDBY CURRENT AT NORMALIZED VARISTOR VOLTAGE AND TEMPERATURE INSERTION LOSS (dB) WH0402ML180W WH0603ML180W WH0402ML420R WH0603ML420R WH0402ML090T WH0603ML090T FREQUENCY (MHz) INSERTION LOSS (S21) CHARACTERISTICS 050915 050601 Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: sales@wickmann.com Americas Tel: +1 404 699-7820 E-mail: service@wickmannusa.com Asia Tel: +852 26 14-1108 E-mail: sales@wickmann.com.hk China Tel: +86 21 6432 5146 E-mail: sales@wickmann.cn V ARISTORS High Speed Series SMD NOMINAL VOLTAGE AT 1mADC WH0402ML420R WH0603ML420R WH0402ML180W WH0603ML180W WH0402ML090T WH0603ML090T Number of Pulses NOMINAL VOLTAGE STABILITY TO MULTIPLE ESD IMPULSES (8KV CONTACT DISCHARGES PER IEC 61000-4-2) 050915 WebSite Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: sales@wickmann.com Americas Tel: +1 404 699-7820 E-mail: service@wickmannusa.com Asia Tel: +852 26 14-1108 E-mail: sales@wickmann.com.hk China Tel: +86 21 6432 5146 E-mail: sales@wickmann.cn |
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