Middle-stroke Tactile Switch (SMT) B3SL Surface-mounting Switches with a Sealed Structure (Rubber Plunger), Crisp Feel, and Middle Stroke. Available on Embossed Tape • Sealed construction conforming to IP67 (IEC 60529) provides high contact reliability in dusty environments. (* Excluding the terminal section.) Crisp click feeling and middle stroke with rubber plunger. Embossed taping package for automatic mounting. RoHS Compliant ■ List of Models 6 × 6 mm Models Type Contact Plunger Height Operating force Plunger color Embossed tape material (OF) Model Minimum packing unit B3SL Series Silver 3.4 mm 1.96 N {200 gf} Yellow-green B3SL-1002P 2,000 plated (Flat type) 5.1 mm Gray B3SL-1022P 1,400 (Flat type) 3.4 mm 3.5 N {357 gf} Blue B3SL-1005P 2,000 (Flat type) 5.1 mm Blue B3SL-1025P 1,400 (Flat type) Note: Orders must be made in multiples of the minimum order. Switches are not sold individually. ■ Ratings/Characteristics Rating (resistive load) 1 to 50 mA at 3 to 12 VDC Minimum applicable load (reference value) 10 μA at 1 VDC (resistive load) Ambient operating temperature -25°C to +90°C at 60%RH max. (with no icing or condensation) Ambient operating humidity 35% to 85% (at +5 to +35°C) Contact form SPST-NO Contact resistance (initial value) 100 mΩ max. Insulation resistance 100 MΩ min. (at 250 VDC with insulation tester) Dielectric strength 250 VAC, 50/60 Hz for 1 min Bounce time 5 ms max. Vibration resistance Destruction: 10 to 55 Hz, 1.5-mm double amplitude 2 Shock resistance Destruction: 1,000 m/s {approx. 100 G} max. Durability 100,000 operations min. Degree of protection IEC IP67 Washing Not possible 1 B3SL B3SL ■ Operating Characteristics Operation type B3SL-1002P B3SL-1022P B3SL-1005P B3SL-1025P Item Operating force (OF) 1.96 ± 0.49 N {200 ± 50 gf} 3.5 ± 0.8 N {357 ± 82 gf} Releasing force (RF) 0.35 N min. {35 gf} 0.5 N min. {51 gf} Pretravel (PT) 0.3 ± 0.2 mm 0.5 ± 0.2 mm 0.6 ± 0.2 mm 0.8 ± 0.2 mm ■ Model Structure Plunger Cover Contact Fixed dome Contact ■ Dimensions (Unit: mm) B3SL-1002P B3SL-1005P 6.2 PCB Pad Terminal Arrangement/ ±0.2 6.5 4 (Top View) Internal Connections (Top View) 4 3 2.5 dia. 6.5 3 5 2 1 3.4 2.5 1.2 3 0.7 8.5 7 0.1 B3SL-1022P B3SL-1025P 6.2 ±0.2 6.5 4 PCB Pad Terminal Arrangement/ (Top View) Internal Connections (Top View) 2.5 dia. 6.5 4 3 3 5 5.1 2 1 2.5 1.2 3 7 0.7 8.5 0.1 Note: Unless otherwise specified, a tolerance of ±0.4 mm applies to all dimensions. No terminal numbers are indicated on the Switches. ■ Precautions Be sure to read the precautions common to all Tactile Switches on pages for correct use. 2 B3SL B3SL 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 Contact: www.omron.com/ecb Cat. No. A173-E1-04 1014(0207)(O)