Surface Mount Power Splitter/Combiner 2 Way-90° 50Ω 65 to 75 MHz Maximum Ratings Operating Temperature Features • low insertion loss, 0.1 dB typ. • high isolation, 30 dB typ. • excellent phase unbalance 1 deg. typ. • excellent return loss, VSWR 1.12:1 typ. • aqueous washable -40°C to 85°C Storage Temperature LRPQ-70J -55°C to 100°C Power Input (as a splitter) 1W max. Permanent damage may occur if any of these limits are exceeded. Pin Connections SUM PORT 6 PORT 1 (0°) 4 PORT 2 (+90°) 1 Applications • VHF • instrumentation • modulators • balanced amplifiers GROUND2,5 50 OHM TERM EXTERNAL CASE STYLE: QQQ569 3 Outline Drawing Electrical Specifications FREQ. RANGE (MHz) ISOLATION (dB) INSERTION LOSS (dB) Avg. of Coupled Outputs ABOVE 3 dB PHASE UNBALANCE (Degrees) AMPLITUDE UNBALANCE (dB) fL-fU Typ. Min. Typ. Max. Max. Max. 3 1.0 65-75 30 20 0.1 0.5 LRPQ units have bottom barrier ground plane insulated with glass barrier. Typical Performance Data Frequency (MHz) PCB Land Pattern B .31 7.87 C .225 5.72 D .060 1.52 E --- H .420 10.67 J .120 3.05 K .060 1.52 L .100 2.54 M --- ) F .100 2.54 G .045 1.14 wt grams 0.50 Demo Board MCL P/N: TB-226 Suggested PCB Layout (PL-140) S-2 Isolation (dB) Phase Unbalance (deg.) VSWR S VSWR 1 VSWR 2 2.783.45 2.813.42 2.843.38 2.883.34 2.943.29 0.68 0.61 0.54 0.45 0.35 29.08 29.00 28.95 28.81 28.73 90.74 90.74 90.73 90.69 90.72 1.121.111.06 1.121.111.06 1.121.111.06 1.121.111.06 1.121.111.06 68.25 69.00 69.75 70.50 71.25 2.983.25 3.023.20 3.073.15 3.103.10 3.153.07 0.27 0.18 0.09 0.00 0.08 28.60 28.52 28.40 28.32 28.21 90.75 90.78 90.78 90.81 90.77 1.121.111.06 1.121.111.06 1.121.111.06 1.121.111.06 1.121.111.06 72.00 73.00 74.00 74.50 75.00 3.193.02 3.252.97 3.302.91 3.332.89 3.362.86 0.17 0.29 0.39 0.45 0.50 28.13 27.99 27.87 27.83 27.76 90.79 90.82 90.86 90.84 90.86 1.121.111.06 1.121.111.06 1.121.111.06 1.121.111.06 1.121.111.06 1. Total Loss = Insertion Loss + 3dB splitter loss. LRPQ-70J TOTAL LOSS 4.4 S-1(dB) 4.0 S-2(dB) 3.6 3.2 2.8 2.4 65 67 69 LRPQ-70J ISOLATION 33 ISOLATION (dB) Outline Dimensions ( A .390 9.91 inch mm S-1 Amplitude Unbalance (dB) 65.00 65.50 66.00 66.75 67.50 TOTAL LOSS (dB) Suggested Layout, Tolerance to be within ±.002 Total Loss1 (dB) 71 73 75 FREQUENCY (MHz) 31 29 27 25 65 67 69 71 73 75 FREQUENCY (MHz) electrical schematic LRPQ-70J PHASE UNBALANCE PHASE UNBALANCE (Deg.) 91.0 90.8 90.6 90.4 90.2 90.0 65 67 69 71 73 75 FREQUENCY (MHz) Notes A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document. B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp Mini-Circuits ® www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 [email protected] REV. B M151107 LRPQ-70J HY/TD/CP 150819