PBI21S SJM | Alldatasheet

Document overview

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Technical content

Features

  • SMD Base Type
  • Impedance Ratio 1:2
  • 5 to 300 MHz
  • Insertion Loss 0.9dB @300MHz
  • Low Cost

Description

The PBI21S is a RoHS compliant 1:2 RF flux coupled transformer in a low cost. The applications include impedance matching and balanced amplifier. Also the PBI21S consists of single to differential mode. The transformer is surface mounted package and designed for high temperature soldering reflow.

Applications

  • Impedance Matching
  • Balanced Amplifier
  • Base station /Repeater/ Mobile /Automotive / Military –FDD-LTE, TD-LTE, TDS-CDMA, CDMA, WCDMA, WiMAX, PCS, GSM, GPS, GPRS, TETRA
  • IoT / Broadcasting / WLAN –FM, DMB, DVB, ISM Specifications 1) Test Conditions : T=25°C, 50ohm System Parameters Units Freq. Typ. Insertion Loss dB 5 – 150 150 - 300 0.6 0.9 Input Return Loss dB 5 – 150 150 – 300 18.7 10.1 Amplitude Unbalance dB 5 – 150 150 - 300 0.1 0.5 Phase Unbalance Degrees 5 – 150 150 - 300 0.2 0.8 PCB Footprint (mm) 5.30 2.70 1.30 1.00 1.27 2.54 Unit : mm Functional Diagram Primary DOT Not used Primary Secondary Secondary CT Secondary DOT 3 4 Secondary Primary Absolute Maximum Ratings Parameter Rating Units RF Power 500 mW DC Current 30 mA Operating Temperature -40 to 85 °C Storage Temperature -55 to 125 °C 1) Stresses above the maximum values listed have may cause permanent damage to the device.

http://www.prewell.com 2 Products and product information are subject to change without notice. Version 1.3 SJM PREWELL PBI21S 0 50 100 150 200 250 300 0.0 0.5 1.0 1.5 2.0 2.5 25℃ S21 (dB) Frequency (MHz) Insertion Loss 0 50 100 150 200 250 300 S11 (dB) Frequency (MHz) Input Return Loss Parameters Units Frequency (MHz) 10 50 100 200 300 Typical Performance Data Outline Drawing (mm) Insertion Loss Input Return Loss Evaluation Board Layout Dimension (mm) Dimension (mm) A 4.80 ± 0.20 E 0.55 ± 0.05 B 3.80 ± 0.20 F 2.54 ± 0.05 C 3.20 ± 0.20 G 0.25 ± 0.05 D 2.60 ± 0.20 H 0.60 ± 0.05