QPQ1902
2437 MHz BAW Filter
®
General Description
The QPQ1902 is a high-performance, high power Bulk
Acoustic Wave (BAW) band-pass filter with extremely
steep skirts, simultaneously exhibiting low loss in the WiFi
band and high rejection in the band-edge and adjacent
LTE /TD-LTE bands.
The QPQ1902 enables coexistence of WiFi and LTE
signals within the same device or in close proximity to one
another. Its unique power handling capability allows for
implementation into high performance high power access
points and small cell base stations.
1.4ꢀXꢀ1.2ꢀXꢀ0.50ꢀmm
Product Features
Industry leading small size: 1.4ꢀxꢀ1.2ꢀxꢀ0.50ꢀmm
Performance over -ꢀ40 to +ꢀ85ºꢀC
The QPQ1902 uses common module packaging
techniques
to
achieve
the
industry
standard
High Rejection at 2390ꢀMHz, 2483.5ꢀMHz,
1.4ꢀxꢀ1.2ꢀxꢀ0.50ꢀmm footprint.
B38/B40/B7/B41
Single Ended Operation
RoHS Compliant, Pb-Free
Pb
Functional Block Diagram
Applications
Usable Bandwidth of 69 MHz (CH1-11)
High-power WLAN Access Points and Small Cells
Gnd
Band-edge filtering of WiFi signal emissions at
2390ꢀMHz and 2483.5ꢀMHz
Output
Gnd
5
2
4
3
Input
1
WiFi bandpass filter that enables the coexistence of 4G
(LTE/TD-LTE) & WiFi signals
ISM band applications such as Smart Meters
Portable Hotspots and Mobile Routers
Gnd
Top View
Pin Configuration - Single Ended
Pin No.
1
Label
Input
4
Output
Ground
Ordering Information
2,3,5
Part No.
Description
QPQ1902
15,000 units/reel (standard)
QPQ1902-EVB
Evaluation board
PRELIMINARY DATA SHEET REV B
January 2017 Subject to change without notice
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