Sealed Tactile Switch B3W Through-hole-mounting Switches That Are Mounting-compatible with B3F Series. Sealed Structure for High Reliability * Sealed construction conforming to IP67 (IEC60529) provides high reliability in locations exposed to dust or water. (* Excluding the terminal section.) * Available in two sizes: 6 x 6 mm and 12 x 12 mm sizes. * Ground terminal available to protect against static electricity. * B32-series Key Tops mount to models with projected plungers. RoHS Compliant List of Models 6 x 6 mm Models Type B3W-1000 Series Contact material Silver plated Plunger Flat type Height 4.3 mm 5.0 mm Projected type Note: 7.3 mm Operating force (OF) Plunger color Bags Without ground terminal Minimum packing unit With ground terminal 1.57 N {160 gf} max. White B3W-1000 B3W-1100 2.26 N {230 gf} max. Yellow B3W-1002 B3W-1102 1.57 N {160 gf} max. White B3W-1020 --- 2.26 N {230 gf} max. Yellow B3W-1022 1.57 N {160 gf} max. White B3W-1050 B3W-1150 2.26 N {230 gf} max. Yellow B3W-1052 B3W-1152 100 pcs --- Minimum packing unit 100 pcs Bulk Packaged, 100 switches per bag. Order in multiples of the package quantity. 12 x 12 mm Models Type B3W-4000 Series Contact material Silver plated Plunger Flat type Projected type Note: Height 4.3 mm 7.3 mm Operating force (OF) Plunger color Bags Without ground terminal Minimum packing unit With ground terminal 1.96 N {200 gf} max. White B3W-4000 B3W-4100 3.43 N {350 gf} max. Yellow B3W-4005 B3W-4105 1.96 N {200 gf} max. White B3W-4050 3.43 N {350 gf} max. Yellow B3W-4055 100 pcs B3W-4150 Minimum packing unit 100 pcs B3W-4155 Bulk Packaged, 100 switches per bag. Order in multiples of the package quantity. 1 B3W B3W Ratings/Characteristics Rating (resistive load) 1 to 50 mA, 3 to 24 VDC Minimum applicable load (reference value) 10 A at 1 VDC (resistive load) Ambient operating temperature -25C to +70C at 60%RH max. (with no icing or condensation) Ambient operating humidity 35% to 85% (at +5 to +35C) Contact form SPST-NO Contact resistance (initial value) 100 m max. Insulation resistance 100 M min. (at 250 VDC with insulation tester) Dielectric strength 500 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 {approx. 100 G} max. Malfunction: 100 m/s2 {approx. 10 G} max. Durability B3W-1000: 1.57 N (standard force):1,000,000 operations min. 2.26 N (high-force):300,000 operations min. B3W-4000: 1.96 N (standard force):3,000,000 operations min. 3.43 N (high-force):1,000,000 operations min. Weight 6 x 6 mm: approx. 0.3 g, 12 x 12 mm: approx. 1 g Degree of protection IEC IP67 Washing Possible Operating Characteristics 6 x 6 mm Models Type B3W-1000 series Operating force (OF) Item Model 1.57 N 2.26 N B3W-1@@0 B3W-1@@2 Operating force (OF) 1.57 N {160 gf} max. 2.26 N {230 gf} max. Releasing force (RF) 0.2 N {20 gf} min. 0.49 N {50 gf} min. Pretravel (PT) 0.25+0.2/-0.1 mm 12 x 12 mm Models Type B3W-4000 series Operating force (OF) Item Model 1.96 N 3.43 N B3W-4@@0 B3W-4@@5 Operating force (OF) 1.96 N {200 gf} max. 3.43 N {350 gf} max. Releasing force (RF) 0.29 N {30 gf} min. 0.49 N {50 gf} min. Pretravel (PT) 0.3 +0.2 /-0.1 mm Model Structure Plunger Spacer Sealed rubber Contact dome Cover Base 2 Fixed contact B3W Dimensions Note: B3W (Unit: mm) The numbers used for terminals in the following graphics are indicated in the "Bottom View" diagram below. In this diagram, the Switch is rotated so that the terminals are on the right and left-hand sides, and the OMRON logo appears the right way up. 2 1 3 4 (Bottom View) 6 x 6 mm Models Flat Plunger Type (without Ground Terminal) 60.2 6.60.2 B3W-1000 B3W-1002 Flat Plunger Type (with Ground Terminal) 3.3 dia. B3W-1100 B3W-1102 4.50.2 60.2 3.3 dia. 6.60.2 4.50.2 1.5 4.30.2 4.30.2 3.4 3.4 3.5 3.5 (1.8) 0.3 0.7 6.50.5 0.7 0.7 6.50.5 PCB Processing Dimensions (Reference Only) (Top View) (PCB thickness, t=1.6) Terminal Arrangement /Internal Connections (Top View) 4 0.7 0.25 7.70.5 7.70.5 PCB Processing Dimensions (Reference Only) (Top View) (PCB thickness, t=1.6) (1.8) 0.3 0.7 Terminal Arrangement /Internal Connections (Top View) 4 3 3 4.50.1 4.50.1 2 2 4.10.1 1 Five, 10.05 dia. Four, 10.05 dia. 6.50.1 1 5 6.50.1 Flat Plunger Type (without Ground Terminal) 60.2 3.3 dia. 6.60.2 4.50.2 B3W-1020 B3W-1022 50.2 3.4 3.5 (1.8) 0.3 0.7 0.7 6.50.5 7.70.5 PCB Processing Dimensions (Reference Only) (Top View) (PCB thickness, t=1.6) Terminal Arrangement /Internal Connections (Top View) 4 3 2 1 4.50.1 6.50.1 Note: Four, 10.05 dia. Unless otherwise specified, a tolerance of 0.4 mm applies to all dimensions. No terminal numbers are indicated on the Switches. 3 B3W B3W Projected Plunger Type (without Ground Terminal) B3W-1050 B3W-1052 60.2 Projected Plunger Type (with Ground Terminal) 3.3 dia. B3W-1150 B3W-1152 4.50.2 6.60.2 1.80.1 2.4 x 2.40.1 6.60.2 1.80.1 7.30.2 60.2 3.3 dia. 4.50.2 2.4 x 2.40.1 7.30.2 4.30.2 4.30.2 3.4 3.5 3.4 3.5 (1.8) 0.3 0.7 6.50.5 (1.8) 0.3 0.7 1.5 0.7 7.70.5 0.7 0.7 0.25 6.50.5 7.70.5 PCB Processing Dimensions (Reference Only) (Top View) (PCB thickness, t=1.6) Terminal Arrangement /Internal Connections (Top View) 4 PCB Processing Dimensions (Reference Only) (Top View) (PCB thickness, t=1.6) 3 4.50.1 4 3 2 1 4.50.1 2 6.50.1 Terminal Arrangement /Internal Connections (Top View) 1 4.10.1 Four, 10.05 dia. Five, 10.05 dia. 6.50.1 Note: 4 Unless otherwise specified, a tolerance of 0.4 mm applies to all dimensions. No terminal numbers are indicated on the Switches. B3W B3W 12 x 12 mm Models Flat Plunger Type (without Ground Terminal) 120.2 Flat Plunger Type (with Ground Terminal) 7.1 dia. B3W-4000 B3W-4005 120.2 B3W-4100 B3W-4105 50.2 120.2 7.1 dia. 120.2 50.2 1.6 4.30.2 3.55 4.30.2 3.5 3.55 3.5 (1.8) 1.6 dia. 1 12.50.5 9 0.9 1 (1.8) 0.3 1.6 0.25 1 2.6 13.80.5 12.50.5 9 1 6.9 13.80.5 PCB Processing Dimensions (Reference Only) (Top View) (PCB thickness, t=1.6) PCB Processing Dimensions (Reference Only) (Top View) (PCB thickness, t=1.6) Terminal Arrangement /Internal Connections (Top View) Two, 1.80.05 dia. (for positioning boss) 4 3 2 1 Terminal Arrangement /Internal Connections (Top View) Two, 1.80.05 dia. (for positioning boss) 4 50.1 3 90.1 90.1 50.1 2 6.90.1 1 5 Five, 1.20.05 dia. 12.50.1 Four, 1.20.05 dia. Projected Plunger Type (without Ground 12 Terminal) 12.50.1 Projected Plunger Type 12 (with Ground Terminal) 0.2 B3W-4050 B3W-4055 120.2 B3W-4150 B3W-4155 50.2 1.80.1 120.2 @3.80.1 50.2 @3.80.1 1.80.1 7.30.2 4.30.2 0.2 7.30.2 4.30.2 3.55 3.55 3.5 3.5 1.6 dia. 0.3 (1.8) 0.9 1 12.50.5 9 1 (1.8) 0.3 1.6 0.25 1 2.6 12.50.5 13.80.5 9 1 6.9 13.80.5 PCB Processing Dimensions (Reference Only) (Top View) (PCB thickness, t=1.6) Two, 1.80.05 dia. (for positioning boss) 50.1 Terminal Arrangement /Internal Connections (Top View) 4 3 2 1 PCB Processing Dimensions (Reference Only) (Top View) (PCB thickness, t=1.6) Two, 1.80.05 dia. (for positioning boss) Terminal Arrangement /Internal Connections (Top View) 4 90.1 50.1 90.1 2 6.90.1 12.50.1 3 1 5 Four, 1.20.05 dia. Five, 1.20.05 dia. 12.50.1 Note: Unless otherwise specified, a tolerance of 0.4 mm applies to all dimensions. 5 B3W B3W Key Tops B32-series Key Tops are available for projected plungers. Refer to the datasheet for the B32 for details. Precautions Be sure to read the safety precautions common to all Tactile Switches for correct use. * Application examples provided in this document are for reference only. In actual applications, confirm equipment functions and safety before using the product. * Consult your OMRON representative before using the product under conditions which are not described in the manual or applying the product to nuclear control systems, railroad systems, aviation systems, vehicles, combustion systems, medical equipment, amusement machines, safety equipment, and other systems or equipment that may have a serious influence on lives and property if used improperly. Make sure that the ratings and performance characteristics of the product provide a margin of safety for the system or equipment, and be sure to provide the system or equipment with double safety mechanisms. Note: Do not use this document to operate the Unit. OMRON Corporation Electronic and Mechanical Components Company 6 Contact: www.omron.com/ecb Cat. No. A075-E1-07 1014(0207)(O)