Tactile Switch (SMD) B3FS Surface-mounting Switches Ideal for High-density Mounting •Tape packing style also available (cid:129)Allows reflow soldering (cid:129)3 actuator heights for design flexibility; Projected plunger versions allow installation of B32-series keytops (cid:129)RoHS Compliant Ordering Information Item Model Bag packaging Embossed tape packaging Type Plunger Height Operating force (OF) (qty/bag) (qty/reel) Standard Flat 3.1 mm General-purpose: 100 gf B3FS-1000 B3FS-1000P 6 x 6 mm 3,000 High-force: 150 gf B3FS-1002 B3FS-1002P Flat 4.3 mm General-purpose: 100 gf B3FS-1010 B3FS-1010P High-force: 150 gf B3FS-1012 100 B3FS-1012P Projected 7.3 mm General-purpose: 100 gf B3FS-1050 B3FS-1050P 1,000 High-force: 150 gf B3FS-1052 B3FS-1052P Note:Order in multiples of the quantities given for each package Important Note:Switches cannot be water-washed. Specifications ■ Characteristics Contact form SPST-NO Switching capacity 50 mA, 24 VDC (resistive load) Contact resistance 100 mΩ max. (rated: 1 mA, 5 VDC) Insulation resistance 100 MΩ min. (at 100 VDC) Dielectric strength 250 VAC, 50/60 Hz for 1 min. Bounce time 5 ms max. Vibration resistance Malfunction: 10 to 55 Hz, 1.5-mm double amplitude Shock resistance Destruction: 1,000 m/s2 max. (approx. 100G max.) Malfunction: 100 m/s2 max. (approx. 10G max.) Life expectancy General-purpose 1,000,000 operations min. High-force type 300,000 operations min. Ambient operating temperature –25°C to +70°C (at 60% RH max.) with no icing or condensation Ambient operating humidity 35% to 85% (at 5 to 35°C) Weight Approx. 0.2 g Note:Data shown are of initial value Tactile Switch (SMD) B3FS 247

Engineering Data ■ ■ Operating Characteristics Operating Force vs Stroke (Typical Example) Characteristics B3FS-1000 series General-purpose High-force Operating force (OF) 100 ± 30 gf 150 ± 50 gf Releasing force (RF) 20 gf 50 gf High-forcetype Pretravel (PT) 0.25 +0.2/-0.1 mm gf) ( e c or f g n ati er ■Accessories Op General-purposetype See “B32” Tactile Switch Key Top data sheet for keycaps that fit projected plunger B3FS models. StrokeS(mm) Dimensions Note:1. Unless otherwise specified, all units are in millimeters and a tolerance of ± 0.4 mm applies to all dimensions. 2. Terminal numbers are not indicated on this switch. With the switch turned over so that the logo mark “OMRON” is visible on the upper part of the rear side of the switch base, the terminal on the right of the logo mark is numbered “1” and that on the bottom right is “3.” Accordingly, two terminals on the left side are numbered “2” and “4” respectively. Flat Type PCB Pad Terminal Arrangement/ (Top View) Internal Connection 3 dia. B3FS-1000 (One-side PCB t= 1.6) (Top View) B3FS-1002 6.34.5±0.2 B3FS-1000P 4 3 B3FS-1002P 3.1 5.9 2 1 3.1±0.2 2.6 6.4 9.6 8 0.7 0.7 PCB Pad Terminal Arrangement/ Flat Type (Top View) Internal Connection (One-side PCB t= 1.6) (Top View) B3FS-1010 3 dia. B3FS-1012 B3FS-1010P 6.34.5±0.2 4 3 B3FS-1012P 3.1 5.9 2 1 6.4 9.6 4.3 2.6 8 0.7 0.7 Projected Type PCB Pad Terminal Arrangement/ 6 (Top View) Internal Connection B3FS-1050 (One-side PCB t= 1.6) (Top View) B3FS-1052 6.34.5±0.2 B3FS-1050P 4 3 B3FS-1052P 3.1 5.9 2.4±0.1 1.8 2 1 6.4 7.3 9.6 3.1 2.6 8 0.7 0.7 Precautions Be sure to read the precautions common to all Tactile Switches, contained in the Technical User’s Guide, “Tactile Switches, Technical Information” for correct use. 248 Tactile Switch (SMD) B3FS

MEMO Tactile Switch (SMD) B3FS

All sales are subject to Omron Electronic Components LLC standard terms and conditions of sale, which can be found at http://www.components.omron.com/components/web/webfiles.nsf/sales_terms.html ALL DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. OMRON ELECTRONIC OMRON ON-LINE COMPONENTS LLC Global - http://www.omron.com 55 E. Commerce Drive, Suite B USA - http://www.components.omron.com Schaumburg, IL 60173 847-882-2288 Cat. No. X303-E-1 11/10 Specifications subject to change without notice Printed in USA Tactile Switch (SMD) B3FS

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: O mron: B3FS-1002P B3FS-1000P B3FS-1000 B3FS-1050 B3FS-1002 B3FS-1012 B3FS-1010 B3FS-1052 B3FS-1010P B3FS-1012P B3FS-1050P B3FS-1002PCHN B3FS-1002P-SUS B3FS-1052P B3FS-1002 BY OMZ B3FS-1015P BY OMZ B3FS-1010P BY OMZ B3FS-1005P BY OMZ B3FS-1052P BY OMZ B3FS-1015P B3FS-1005P