PL
IA
Features
■ ■ ■ ■ ■
Double contacts offer high reliability Low contact resistance Self-clean on contact area Splay terminals allow for automatic insertion by IC insertion machine Straight terminals are available for manual insertion
*R
oH
S
CO
The SND Series is currently available, although not recommended for new designs.
M
NT
■
RoHS compliant*
SND Series DIP Switch (Machine Insertable Type)
Electrical Characteristics Electrical Life ............2,000 operations min. per switch, 24 VDC, 25 mA Non-Switching Rating ......100 mA, 50 VDC Switching Rating ................25 mA, 24 VDC Contact Resistance ........................50 milliohms max. at initial ..............100 milliohms max. after life test Insulation Resistance....100 megohms min. Dielectric Strength ............500 VAC/minute Capacitance ..................5 pf max. between adjacent closed switch Circuit ....................Single pole single throw Environmental Characteristics Mechanical Life..2,000 operations per switch Operation Force ......................1,000 g max. Stroke ..............................................1.0 mm Operating Temp. Range ....-20 °C to +85 °C Storage Temperature ........-40 °C to +85 °C Vibration Test ......................MIL-STD-202F, Method 201A Frequency ................10-55-10 Hz/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 Base and Cover Materials ......................UL94V-0 high-temperature thermoplastic PPS Color ................................................Black Actuator Materials ................UL94V-0 nylon thermoplastic Color ................................................White Contact Materials ....................Alloy copper Terminal Materials ..............................Brass Contact Plating Materials ......................3 micro inches gold plating over 40 micro inches nickel Terminal Plating Materials ....................Gold Wave Soldering Process† ....Recommended solder temp. at 260 °C (500 °F) max., 5 sec. Hand Soldering Process† ................Use a soldering iron of 30 watts or less, controlled at 320 °C (608 °F) for approx. 2 sec. while applying solder Standard Packaging ......IC tubes/all poles in the “off” position
Product Dimensions
A +.006/ -0 (A + .0002/-0)
SND Series Dimensions
1.9 (.075)
DIP
ON
1
2
3
4
5
6
7
8
6.20 (.244)
3.60 MAX. (.142)
MODEL NO. SND-12 SND-10 SND-9 SND-8 SND-7 SND-6 SND-5 SND-4 SND-3 SND-2 SND-1
POS. 12 10 9 8 7 6 5 4 3 2 1
DIM. A 31.42 (1.237) 26.34 (1.037) 23.80 (.937) 21.26 (.837) 18.72 (.737) 16.18 (.637) 13.64 (.537) 11.10 (.437) 8.56 (.337) 6.02 (.237) 3.48 (.137)
DIM. B 26.94 (1.100) 22.86 (.900) 20.32 (.800) 17.78 (.700) 15.24 (.600) 12.70 (.500) 10.16 (.400) 7.62 (.300) 5.08 (.200) 2.54 (.100) —
1.74 2.54 (.069) (.100) TYP.
0.50 (.020) B 0.70 (.028)
4.30 (.169) MIN. 1.0 (.039)
How to Order
SND X - 1 S - X
Model Actuator • X = Raised Actuator • R = Recessed Actuator Number of Positions • 1 = 1 Position • 2 = 2 Positions • 3 = 3 Positions • 4 = 4 Positions • 5 = 5 Positions • 6 = 6 Positions • 7 = 7 Positions • 8 = 8 Positions • 9 = 9 Positions • 10 = 10 Positions • 12 = 12 Positions
7.80 (.307) 7.62 ± 0.50 (.30 ± .020) 9.84 ± 0.50 (.387 ± .020) SNDR SERIES 0.25 (.010)
SNDX SERIES
RECOMMENDED PCB LAYOUT
B ± 0.10 = 2.54 x (P-1) (B ± .004 = .100 x (P-1)
Terminal Type • S = Splay (Machine Insertion Type) • H = Straight (Manual Insertion Type) Seal • X = Standard (Not Sealed) • T = Top Tape Sealed (“R” actuator only, excluding 1 position)
Reflow Soldering Profile
0.97 ± 0.05 DIA. (.038 ± .002) 7.62 ± 0.10 (.300 ± .004) Temperature (°C) 275 225 175 125 120 °C 75 30-40 Sec. 25 0 20 40 60 10-15 Sec. 80-90 Sec. 35-60 Sec. 240 °C 180 °C
MM DIMENSIONS: (IN)
SCHEMATIC (TYP.) 1-12 POSITIONS AVAILABLE
80 100 120 140 160 180 200 Time (Seconds)
†For best results, keep all switch contacts in their “off” position for all operations.
*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.
SND Series DIP Switch (Machine Insertable Type)
Packaging Specifications
12.0 ± 0.1 (.472 ± .004) 11.0 ± 0.1 (.433 ± .004) 0.5 (.019) 2.0 (.08) 0.5 (.019) 11.0 ± 0.1 (.433 ± .004) 5.0 ± 0.2 1.45 ± 0.1 0.1 R (.433 ± .004) (.20 ± .004) (.004) 2.5 (.100) 5.0 ± 0.1 (.20 ± .004) 0.5 (.019) 2.5 (.100) 5.0 +0/-.2 (.20 +0/-.004) 2.0 (.08)
8.0 +0.2/-0.1 (.315 +.008/-.004)
4.0 (.16)
6.50 (.260)
5.35 (.210) 16.50 (.650)
4.15 (.160)
0.5 (.019)
0.5 (.019)
REV. 02/06 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.
