BENEFITS
DATA LDT, LDS SWITCHES–MOMENTARY (LDT) AND LATCHING (LDS) ACTION
LDT LDS
Electrical data
Switching voltage [mV] min. 100 AC / DC min. 100 AC / DC
[V] max. 60 AC / 50 DC max. 60 AC / 50 DC
Switching current max. [mA] 200 200
Lifetime (at rated breaking capacity 1.2W) >105>105
Initial contact resistance, new [mΩ]<20 <20
Initial contact resistance, after lifetime [mΩ]<25 <25
Insulation resistance [Ω]>1010 >1010
Contact bounce time [ms] typ. 0.5 typ. 0.5
Mechanical data
Actuating force [N] 1.2 ± 0.6
Contact travel [mm] 1.3 ± 0.5
End contact travel [mm] 2.9 ± 0.5
End stop strength [N] >50 >50
Lifetime [operations] >105>105
Other data
Solderability [ºC/s] *235 / 2 *235 / 2
Soldering heat resistance [ºC/s] *260 / 5 *260 / 5
Ambient temperature illuminated [ºC/s] -25 – +60 -25 – +60
non-illuminated [ºC/s] -25 – +85 -25 – +85
Storage temperature illuminated [ºC/s] -25 – +60 -25 – +60
non-illuminated [ºC/s] -25 – +85 -25 – +85
Degree of protection IP 40 IP 40
Materials
Socket Thermoplast PES Thermoplast PES
Button Thermoplast PC Thermoplast PC
Contacts gold on request CuZn 37, mit 5µm Ag CuZn 37, mit 5µm Ag
Contact spring CuBe 37, mit 5µm Ag CuBe 37, mit 5µm Ag
Terminals CuZn 37, mit 4µm SN Pb 40 CuZn 37, mit 4µm SN Pb 40
LED see page 29
* Data refers to hand soldering only, not to be used for wave soldering
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Absolute reliability and simple assembly
Compact design with very small mounting depth
Excellent price/performance ratio
Suitable for front and print-mounting
Good illumination
Many different application fields