Surface Mount Balun Transformers Electrical Specifications at 25OC Schematic "A" 1 Number of Turns Operating Frequency Range (MHz) Insertion Loss (dB) Schem. T-948 1 1/2 5.5 - 80 3 A Balun Transformer T-949 2 1/2 2.5 - 200 3 A Balun Transformer T-950 3 1/2 1.5 - 170 3 A Balun Transformer T-951 4 1/2 0.8 - 140 3 A Balun Transformer T-952 5 1/2 0.6 - 130 3 A Balun Transformer T-1080 1 1/2 160 - 220 3 B Balun Transformer T-1081 2 1/2 55 - 170 3 B Balun Transformer T-1082 3 1/2 30 - 140 3 B Balun Transformer T-1083 1 1/2 30 - 85 3 D Double Balanced Mixer T-1084 2 1/2 6.5 - 100 3 D Double Balanced Mixer T-1085 3 1/2 3.5 - 160 3 D Double Balanced Mixer T-1086 4 1/2 2.5 - 150 3 D Double Balanced Mixer T-1087 1 10 - 55 3 C Frequency Mixer T-1088 2 8 - 55 3 C Frequency Mixer T-1089 3 3.5 - 50 3 C Frequency Mixer T-1090 4 2 - 37 3 C Frequency Mixer T-1091 1 10 - 55 3 C Frequency Mixer T-1092 2 50 - 85 3 C Frequency Mixer T-1093 3 24 - 50 3 C Frequency Mixer T-1094 4 10 - 38 3 C Frequency Mixer 6 Part Number 2 3 4 Schematic "B" 1 6 2 3 4 Schematic "C" 1 Application 6 2 3 4 Schematic "D" 1 6 2 3 4 Small footprint - Surface Mount Physical Dimensions inches (mm) Balun transformers can be used for impedance matching, power combining, signal splitting, frequency mixing, as frequency multipliers and as directional couplers. )RU FRPSOHWH GHWDLOV LQFOXGLQJ GRZQORDGDEOH 3') FDWDORJV DQG GDWD VKHHWV SOHDVH YLVLW ZZZUKRPEXVLQGFRP 6SHFLILFDWLRQV VXEMHFW WR FKDQJH ZLWKRXW QRWLFH www.rhombus-ind.com UKRPEXV LQGXVWULHV LQF )RU RWKHU YDOXHV &XVWRP 'HVLJQV FRQWDFW IDFWRU\ [email protected] 37 TEL: (714) 898-0960 FAX: (714) 896-0971 BALUN 2001-01