BMI-S-203-F Laird Technologies, BMI-S-203-F Datasheet - Page 2

• Manufacturer Part Number: BMI-S-203-F
• Description: BOARD SHIELD 1.032X1.032" FRAME
• Manufacturer: Laird Technologies
• Type: Framer

Specifications of BMI-S-203-F

• Length - Overall: 1.032" (26.21mm)
• Width - Overall: 1.032" (26.21mm)
• Height - Overall: 0.2" (5.08mm)
• Mounting Type: Solder
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 903-1052-2; BMI-S-203-F

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SEdB ≈ 100 -20 log( wfMH) + 20log[1+ln(w/h)] + 30 (t/w) | w< λ/2
where w is length of slot and w>h and w>>t; λ is wavelength in meter; fMH
is frequency in MHz.
The longest dimension of the aperture limits or dominates the BLS shielding
effectiveness.
80
70
60
50
40
30
20
10
0
0
Shield Effectiveness Comparison of Rigid Corner
vs. Traditional Formed Parts
1000
Formed corner
2000
Frequency (MHz)
Board-Level Shield
3000
Rigid corner
Rigid Corner
4000
5000