Varistor Metal Oxide Varistor Products Page 72 Varistor Metal-Oxide Varistor Products

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Surface Mount Varistors > CH Series Notes : Conforms to EIA-481-1, Revision A Can be supplied to IEC P ublication 286-3 Standard Packaging* CH Series varistors are always shipped in tape and reel. The standard 13-inch reel utilized contains 4000 pieces. Note also that the CH Series receives no branding on the chip itself. *NOTE: It is recommended that parts be kept in the sealed bag provided and that parts be used as soon as possible when removed from bags. Special Packaging Option 1 7-inch reels containing 1000 pieces are available. To order 7-inch reels add a 'T' suffix to the part number; e.g., V47CH8T. Option 2 For small quantities (less than 100 pieces) the units are shipped bulk pack. To order, add a 'S' suffix to the part number; e.g., V47CH8S. Symbol Parameter Size (mm) B 0 Cavity Length 8.8 -/+ 0.1 A 0 Cavity Width 5.5 -/+ 0.1 K 0 Cavity Depth 2.0 Min. H 0 Ref. Plane for A0 and B0 + 0.10 0.3 - 0.05 R 1 , R 2 , R 3 Tape Cavity Radii 0.5 Max. T Carrier Tape Thickness 1.0 Max. T 1 Cover Tape Thickness 0.1 Max. E Sprocket Hole from Edge 1.75 -/+ 0.1 P 0 Sprocket Hole Pitch 4.0 -/+ 0.1 D Sprocket Hole Diameter + 0.1 1.5 - 0.0 P 2 Hole Centre to Component Centre 2.0 -/+ 0.15 R 4 Min. Bending Radius 30.5 Min. D 1 Ejection Hole Diameter 1.5 Min. K Overall Thickness 3.0 Min. P Pitch Of Component 8.0 -/+ 0.1 F Sprocket Hole to Ejection Hole 7.5 -/+ 0.1 W Carrier Tape Width 16.0 -/+ 0.3 B 0 D P 2 P 0 A 0 D 1 E F W CROSS SECTION (REF. PLANE FOR A 0 & B 0 ) T R 1 R 2 K 0 A 0 R 3 B 0 H 0 K 0 SECTION THRU CAVITY T 1 T K MINIMUM BENDING RADIUS R 4 CAVITY DETAILS REELED RADIUS DETAILS PLAN VIEW OF STRIP Tape and Reel Specifications Ordering Notes: Standard Model Order As V33CH8 V33CH8X3313 X3313: HIGH SURGE RATING OPTION -- Low voltage (V22~V68) standard parts high surge rating to 100A, to order high surge rated up to 400A with suffix X3313. Example: Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at

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