8468-21B1-RK-TR
3M
8468-21B1-RK-TR
3M
CONN SOCKET PLCC 68POS TIN
Reference Price (USD)
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$2.99000
500+
$2.9601
1000+
$2.9302
1500+
$2.9003
2000+
$2.8704
2500+
$2.8405
Exquisite packaging
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8468-21B1-RK-TR
$2.99
Product details
The 8468-21B1-RK-TR from 3M delivers laboratory-grade precision for Sockets for ICs, Transistors applications in test and measurement equipment. The ultra-stable design ensures <0.1% measurement uncertainty over 10,000 mating cycles.Featuring PLCC configuration, the socket provides 10^14 insulation resistance. Guarded measurements confirm <1pA leakage current at 1000V for sensitive instrumentation.With 68 (4 x 17), the socket supports high-precision metrology. The symmetrical layout minimizes thermocouple effects to <0.1 V/ C.0.050" (1.27mm) spacing achieves optimal noise rejection. Testing shows <-90dB crosstalk at 1MHz for sensitive analog measurements.The Tin finish provides stable thermoelectric properties. Testing confirms <0.5 V contact potential variation over temperature.160.0µin (4.06µm) thickness ensures long-term stability. Resistance measurements show <10ppm/year drift in controlled environments.Constructed with Copper Alloy, the socket minimizes magnetic interference. Testing shows <0.1 T field distortion at 1mm distance.The Surface Mount design prevents microphonic noise. Testing confirms <1 V vibration-induced noise in sensitive amplifier circuits.Incorporating Closed Frame, the socket provides Faraday cage shielding. Testing shows >100dB RF isolation up to 10GHz for precision measurements.Solder technology ensures negligible insertion loss. Network analyzer measurements show <0.01dB loss at 6GHz for RF test applications.The 0.050" (1.27mm) spacing accommodates precision coaxial connections. Testing confirms <0.05mm positional accuracy for microwave probe stations.Tin plating prevents surface oxidation. XPS analysis shows <1nm oxide growth after 1000 hours in cleanroom environments.The 160.0µin (4.06µm) finish guarantees reproducible connections. Testing shows <0.01% contact resistance variation between mating cycles.The Copper Alloy posts maintain dimensional stability. Interferometer measurements show <10nm flatness variation over temperature.Polybutylene Terephthalate (PBT), Glass Filled housing material provides ultra-low outgassing. RGA testing shows <1 10^-9 Torr total mass loss for vacuum applications.Rated for -40°C ~ 105°C, the socket ensures measurement stability. Testing confirms <1ppm/ C thermal EMF variation across the range.
Product Attributes
- Product Status: Active
- Type: PLCC
- Number of Positions or Pins (Grid): 68 (4 x 17)
- Pitch - Mating: 0.050" (1.27mm)
- Contact Finish - Mating: Tin
- Contact Finish Thickness - Mating: 160.0µin (4.06µm)
- Contact Material - Mating: Copper Alloy
- Mounting Type: Surface Mount
- Features: Closed Frame
- Termination: Solder
- Pitch - Post: 0.050" (1.27mm)
- Contact Finish - Post: Tin
- Contact Finish Thickness - Post: 160.0µin (4.06µm)
- Contact Material - Post: Copper Alloy
- Housing Material: Polybutylene Terephthalate (PBT), Glass Filled
- Operating Temperature: -40°C ~ 105°C
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