www.knowlescapacitors.com
2777 Route 20 East, Cazenovia, NY 13035| Ph.: (315)655-8710 | KCCSales@knowles.com
March 2018
28.0 GHz Surface Mount Bandpass Filter
B280LA0S
DESCRIPTION
One of DLI’s surface mountable catalog
bandpass filters designed for the 5G band. This
filter utilizes DLI’s low loss temperature stable
materials which offer small size and minimal
performance variation over temperature. The
catalog BPF’s are offered in a variety of
frequency bands, which offers a drop in solution
with highly repeatable performance.
FEATURES
Small Size
Fully Shielded Component
Solder Surface Mount Package
Moisture Sensitivity Level: MSL1
Frequency Stable over Temperature
Operating & Storage Temp: -55˚C to +125˚C
Characteristic Impedance: 50Ω
SPECIFICATIONS*
*Electrical specifications based on typical probed performance at room
temperature. Insertion loss shall vary ±0.5dB over temperature.
Typical Measured Performance
Parameter
Frequency
Range (GHz)
Min Typ. Max
Insertion Loss (dB)
27.5 - 28.5
3.0 4.5
Return Loss (dB)
10 15
Low Side Rejection (dB)
DC - 26 30 40
High Side Rejection (dB)
30 - 37 30 40
Input Power (W)
TBD
Size (L x W x H)
0.550 x 0.140 x 0.083 in
13.97 x 3.56 x 2.11 mm
