1:1 Transmission line V2 Transformer 5 – 1000 MHz MABACT0044 Features • SMT unit • 1.33:1 impedance • 75Ω single ended to 100Ω Balanced • Available on tape & reel • Excellent temperature stability Description M/A-COM’s MABACT0044 is a 1.33:1 RF transmission line transformer in a low cost, surface mount package. Ideally suited for high volume CATV/Broadband applications. Electrical Specifications @ 25°°C, 75 Ohm Parameter Test Conditions Units Min. Typ. Max. Frequency Range: 5-1000 MHz Insertion Loss 1 (Pin 1 – 4) through Insertion Loss 2 (Pin 3 – 4) coupled Amplitude Balance Phase Balance Input Return Loss 5 - 870 MHz 870 - 1000 MHz 5 - 50 MHz 50 – 870 MHz 870 - 1000 MHz 5 – 50 MHz 50 - 870 MHz 870 - 1000 MHz 5 - 50 MHz 50 - 1000 MHz 5 – 20 MHz 20 - 200 MHz 200 – 400 MHz 400 –700 MHz 700-1000 MHz M/A-COM Inc. and it’s affiliates reserve the right to make changes to the product(s) Or information contained herein without notice Visit www.macom.com for additional data sheets and product information dB dB dB dB dB dB dB dB ° ° dB dB dB dB dB — — — — — — — — — — 13 20 15 10 8 1.5 2.0 1.0 0.8 0.9 ±1.2 ±0.4 ±0.7 ±10 ±4 18 25 22 15 12 1.9 2.7 1.5 1.2 1.5 ±1.9 ±1.1 ±1.5 ±25 ±10 — — — — — ! North America: Tel. (800) 366-266, Fax (800) 618-8883 ! Asia/Pacific: Tel.+ 81-44-844-8296, Fax+81-44-844-8298 ! Europe: Tel. +44(1908) 574 200, Fax +44(1908) 574 300 1 Broadband CATV 1.33:1 transmission line transformer 5 - 1000MHz MABACT0044 Typical Performance @ +25°°C, 75 Ohm Insertion Loss 2 (coupled): Pin 3–4 Insertion Loss 1 (through): Pin 1–4 0.0 0.0 -0.2 -0.5 -0.4 dB dB -1.0 -0.6 -0.8 -1.5 -1.0 -2.0 -1.2 -1.4 -2.5 5 205 405 605 5 805 205 Frequency (MHz) 405 605 805 Frequency (MHz) Phase balance Amplitude balance 1.5 200 195 1.0 190 degree dB 0.5 0.0 -0.5 185 180 175 170 -1.0 165 -1.5 5 205 405 605 805 160 5 205 Frequency (MHz) 405 605 805 Frequency (MHz) Input Return Loss Absolute Maximum Ratings 1 0 -5 RF Power 250 mW -10 dB Absolute Maximum -15 -20 -25 DC Current 30 mA -30 -35 5 Operating/Storage Temperature 205 -40° C to +85° C 405 605 805 Frequency (MHz) 1 Exceeding one or a combination of these settings may cause permanent damage to the unit M/A-COM Inc. and it’s affiliates reserve the right to make changes to the product(s) Or information contained herein without notice Visit www.macom.com for additional data sheets and product information ! North America: Tel. (800) 366-266, Fax (800) 618-8883 ! Asia/Pacific: Tel.+ 81-44-844-8296, Fax+81-44-844-8298 ! Europe: Tel. +44(1908) 574 200, Fax +44(1908) 574 300 2 Broadband CATV 1.33:1 transmission line transformer 5 - 1000MHz MABACT0044 SM-164 Case Style Suggested Footprint M/A-COM Inc. and it’s affiliates reserve the right to make changes to the product(s) Or information contained herein without notice Visit www.macom.com for additional data sheets and product information ! North America: Tel. (800) 366-266, Fax (800) 618-8883 ! Asia/Pacific: Tel.+ 81-44-844-8296, Fax+81-44-844-8298 ! Europe: Tel. +44(1908) 574 200, Fax +44(1908) 574 300 3 Broadband CATV 1.33:1 transmission line transformer 5 - 1000MHz MABACT0044 Functional Schematic Pin Configuration Pin No. Function Primary Dot (Input) 4 Primary (Ground) 2 Secondary Dot (Output 1) 1 Secondary (Output 2) 3 Ground 5 M/A-COM Inc. and it’s affiliates reserve the right to make changes to the product(s) Or information contained herein without notice Visit www.macom.com for additional data sheets and product information ! North America: Tel. (800) 366-266, Fax (800) 618-8883 ! Asia/Pacific: Tel.+ 81-44-844-8296, Fax+81-44-844-8298 ! Europe: Tel. +44(1908) 574 200, Fax +44(1908) 574 300 4