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PL
IA
Features
Eight and four positions available Gold plated contacts offer high reliability Low contact resistance Just 1.5 mm total height Half pitch of 1.27 mm(.050 in.) RoHS compliant*

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The SDHH Series is currently available, although not recommended for new designs.
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SDHH Series Half Pitch SMD DIP Switch
Electrical Characteristics Electrical Life ......1,000 operation cycles per switch min. Non-Switching Rating ..100 mA, 50 VDC Switching Rating ............25 mA, 24 VDC Contact Resistance .....100 mohms max. Insulation Resistance ...100 Mohms min., DC 500 V min. Dielectric Strength ..........................AC 300 V for 1 minute Capacitance ............................5 pF max. between adjacent closed switch Circuit ...............Single pole single throw Environmental Characteristics Mechanical Life ............1,000 operations per switch min. Operation Force ....................500 g max. Stroke..........................................0.6 mm Operating Temp. Range ..................................-40 C to +85 C Storage Temperature ...-40 C to +85 C Vibration Test .................MIL-STD-202F, Method 201A Frequency .........10-50-10 Hz/1 minute Directions............X,Y,Z, three mutually perpendicular directions Time.................2 hours each direction, high reliability Shock Test .....................MIL-STD-202F, Method 213B, Condition A Gravity ......50 G (peak value), 11 msec Direction & Times ..............6 sides and 3 times in each direction. High reliability Physical Characteristics Cover Materials ................Thermoplastic Nylon, UL94V-0; black Base Materials..................Thermoplastic Nylon, UL94V-0; black Actuator Materials ............Thermoplastic LCP, UL94V-0; white Contact Materials ...............Alloy Copper Contact Plating........3 Micro inches gold over 40 micro inches nickel Terminal Materials ..................Brass with Gold plating Reflow Soldering .......Peak temperature or reflow oven should be set to 240 C. max. 2 sec. while applying solder Packaging........................All poles in the "off" position Recommended PCB Layout
1.27 x (P-1) [.050 x (P-1)] 1.27 PITCH (.050) 1.50 (.006)
Product Dimensions
A
SDHH Series Dimensions
MODEL NO. SDHH-4 SDHH-8 POS. 4 8 DIM. A 6.31 (.248) 11.39 (.448) DIM. B 3.81 (.15) 8.89 (.35)
ON
DIP
How to Order
SDH H - 8 - T R
1234 5 6 78
Model Actuator H = Recessed Number of positions 4 = 4 positions 8 = 8 positions Seal T = Top tap sealed (standard) Packaging R = Tape and reel
0.40 (.016)
0.10 (.004) 1.27 (.050) PITCH
Reflow Soldering Profile
275 225 Temperature (C) 175 125 120 C 75 30-40 Sec. 25 0 20 40 60 10-15 Sec. 80-90 Sec. 35-60 Sec. 240 C 180 C
4.50 (.177)
0.60 (.024) 6.70 (.264)
80 100 120 140 160 180 200 Time (Seconds)
DIMENSIONS ARE:
MM (INCHES)
TOLERANCES: .2 EXCEPT WHERE NOTED.
0.76 (.030)
4.90 (.193) 6.15 (.242) 7.40 (.291)
Circuit Diagram
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.
SDHH Series Half Pitch SMD DIP Switch
Packaging Specifications
7.00 0.13 (0.276 0.005) 5 MAX 2.24 0.10 (0.088 .004)
12.00 0.13 (0.472 0.005)
5.00 0.13 (0.197 0.005) 1.75 0.10 (.069 .004) 2.00 0.05 (0.079 .002)
1.50 0.25 DIA. (0.059 .010) 4.00 0.10 (0.157 .004)
8 L 0.13 (L .005) 8.00 0.10 (0.315 .004)
1.50 0.10 (0.059 .010)
4.50 0.1 (0.177 .004)
8 MAX 0.30 0.13 (0.012 0.005) 6.94 0.10 (0.273 .004)
4.50 0.1 (0.177 .004)
1.96 0.10 (0.077 .004)
REV. 02/06 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.

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