QPQ1281
TDD B40 Band Pass Filter – 70MHz
®
Product Overview
The QPQ1281 is a high performance Bulk Acoustic Wave
(BAW) filter designed to meet the strict LTE rejection
requirements for use in B40, Sub-Band 2300-2370 MHz
QPQ1281 is specifically designed to meet the high
performance expectations of insertion loss and rejection for
LTE TDD systems under all operating conditions.
3 Pin 2.0ꢀxꢀ1.6 x 0.73 mm leadless SMT Package
The QPQ1281 uses common module packaging
techniques to achieve the industry standard 2.0 x 1.6 x 0.73
mm footprint.
Key Features
• Highly selective BAW filter achieving low insertion loss
over full bandwidth and operating conditions
• Performance -20 to +90 °C
• Excellent Wi-Fi rejection
• Single-ended operation
Functional Block Diagram
• High Power Handling Compatible for Small Cells
• Small Size
RF In
1
• RoHS compliant, Pb-free
RF Out
2
3
Applications
Top View
• For Band 40 TD-LTE applications
• 2300 – 2370 MHz Sub-Band
• For Small Cell Base Stations
Pin Configuration
Pin No.
Label
RF In
Function
RF Input
RF Output
Ground
1
2
3
RF Out
Ordering Information
Part No.
Description
QPQ1281SR
QPQ1281TR7
QPQ1281EVB
100 pieces on a 7” reel
2,500 pieces on a 7” reel (standard)
Evaluation Board
Datasheet January 9, 2018 | Subject to change without notice
1 of 9
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