® Electrocomponents Series 226E Data Sheet Tactile Switch 3.5x2.9mm Compact Tactile Switch Features Optimized Mechanical Features • Surface mount gull-wing terminal configurations • Compatible with IR reflow and manual soldering • Variety of operating force options Optimized Contact System • Excellent tactile feedback Materials • Silver coated terminals for better solderability • High temperature materials (UL94V-0) • RoHS compliant Electrical and Mechanical Specifications Switch Contact Resistance 500 milliohms maximum Storage Temperature - 40°C to +85°C Insulation Resistance 100 Megohms minimum between insulated terminals Actuator Strength 3 Kgf. maximum Maximum Rating 50 mA -12 VDC Actuation Life 100,000 cycles Dielectric Strength 250 VAC for 1 minute between adjacent terminals Operating Force 160 or 220 gf Travel 0.2 mm Allowable Solder Time IR Reflow: Up to 5 seconds at 260°C Manual soldering: Up to 3 seconds at 350°C Packaging Standard: Tape and reel packaging with 330mm diameter reel and 12mm wide plastic tape Operating Temperature - 40°C to +85°C 1-3 CTS Electrocomponents © 2015 CTS Corporation. All rights reserved. Information subject to change. 9/24/15 www.ctscorp.com CTS SERIES 226EM1...(B) - Surface Mount Gull Wing Type1, No Ground Terminal 1 2 2 1.8 ±0.05 2.5 ±0.1 1.8 2 0.4 ±0.1 0.6 1.5 0.5 2.9 “L” 3 +0.2 0.7-0 1 4 3 1.0 1.7 4 2.2 ±0.1 5.0 ±0.1 3.5 4.7 CIRCUIT DIAGRAM PCB LAYOUT 2 1.35 1 0.5 DIMENSION : mm STANDARD TOLERANCE : .X (1 PLACE) : ±0.2 optional boss 0.65 3 PCB MOUNTING SURFACE 4 CTS SERIES 226EM2... - Surface Mount Gull Wing Type2, No Ground Terminal 4.7 3.5 2 3 4 0.6 1.5 0.5 2.9 “L” 0.8 ±0.1 2 0.5 1 0.4 ±0.1 2.5 ±0.1 1 4 3 2.2 ±0.1 +0.1 0.65 -0 Through Hole 4.05 ±0.1 5.5 ±0.1 0.6 1.7 1.0 PCB LAYOUT CIRCUIT DIAGRAM 2 1.35 1 DIMENSION : mm STANDARD TOLERANCE : .X (1 PLACE) : ±0.2 PCB MOUNTING SURFACE 3 3.9 4 CTS SERIES 226EM1...(B)G - Surface Mount Gull Wing Type1, With Ground Terminal 0.2 0.5 5.0 ±0.1 2.2 ±0.1 1.1 ±0.1 5 0.6 5 1.45 ±0.1 1.95 ±0.1 1 4 1.0 1.7 3 2- 0.7 -0+0.2 3.5 1 PCB LAYOUT 2 0.5 1.35 5 3 0.65 2 -3 CTS Electrocomponents 4 CIRCUIT DIAGRAM 4.7 optional boss 2 1.8 ±0.05 3 1.8 1.5 2.9 “L” 0.5 2 0.4 ±0.1 2.5 ±0.1 1 4 DIMENSION : mm STANDARD TOLERANCE : .X (1 PLACE) : ±0.2 PCB MOUNTING SURFACE © 2015 CTS Corporation. All rights reserved. Information subject to change. 9/24/15 www.ctscorp.com 0.2 CTS SERIES 226EM2...G - Surface Mount Gull Wing Type2, With Ground Terminal 4.7 3.5 0.5 5.5 ±0.1 2.2 ±0.1 1.1±0.1 5 1 1.95 ±0.1 1.45 ±0.1 0.4 ±0.1 2.5 ±0.1 5 0.5 0.8 ±0.1 1.5 0.5 0.6 2.9 “L” 3 2 1 2 4 0.6 1.7 3 1.0 CIRCUIT DIAGRAM PCB LAYOUT DIMENSION : mm STANDARD TOLERANCE : .X (1 PLACE) : ±0.2 5 1.35 4 +0.1 0.65 -0 Through Hole 4.05 ±0.1 1 2 3 4 PCB MOUNTING SURFACE 3.9 Ordering Information 226E – M1 S Termination M1: SURFACE MOUNT GULL WING TYPE 1 M2: SURFACE MOUNT GULL WING TYPE 2 Actuating Direction S: SIDE A A Actuator Force A: 160 gf B: 220 gf R B G Boss Ground Terminal B: WITH BOSS (ONLY G: WITH GROUND TERMINAL FOR M1 TERMINATION) BLANK: NO GROUND TERMINAL Packaging R : TAPE & REEL PACKAGING Actuator Length “L” A: 3.55 mm !!!Note: Consult CTS for other common features not listed. 3 -3 CTS Electrocomponents © 2015 CTS Corporation. All rights reserved. Information subject to change. 9/24/15 www.ctscorp.com