available on tape and reel for pick and place manufacturing. usa/canada: toll free: europe : (315) 432-8909 (800) 411-6596 +44 2392-232392 model BD4859N50150A00 rev d ultra low profile 0404 balun 50 ? to 150 ? balanced description the BD4859N50150A00 is a low cost, low profile sub-miniature unbalanced to balanced transformer designed for differential inputs and output locations on modern chipsets in an easy to use surface mount package covering 802.11a uni-band ii & iii and the japanese ism band (4.9 ghz). the BD4859N50150A00 is ideal for high volume manufacturing and delivers higher performance than traditional ceramic baluns. the BD4859N50150A00 has an unbalanced port impedance of 50 ? and a 150 ? balanced port impedance. this transformation enables single ended signals to be applied to differential ports on modern in tegrated chipsets. the output ports have equal amplitude (-3db) with 180 degree phase differential. the BD4859N50150A00 is available on tape and reel for pick and place high volume manufacturing. detailed electrical specifications: specifications subject to change without notice. room (25 c) parameter min. typ. max unit frequency 4800 5900 mhz unbalanced port impedance 50 ? balanced port impedance 150 ? return loss 12 17 db insertion loss* 0.4 0.6 db amplitude balance 0.8 1.4 db phase balance 4 10 degrees cmrr 26 db power handling 1 watts features: ? 4800 ? 5900 mhz ? 0.65mm height profile ? 50 ohm to 2 x 75 ohm ? low insertion loss ? 802.11a uni-band ii & iii ? home cordless compliant ? surface mountable ? tape & reel ? non-conductive surface ? rohs compliant operating temperature -55 +85 oc * insertion loss stated at room temperature (insertion loss is approximately 0.1 db higher at +85 oc) outline drawing mechanical outline dimensions are in inches [millimeters] tolerances are non-cumulative bottom view (far-side) side view top view (near-side) unbalanced port gnd / dc feed + rf gnd 4 3 designation pin 1 2 1 2 3 4 balanced port .041 +.003 -.002 [ 1.05 +0.08 -0.06 ] .041 +.003 -.002 [ 1.05 +0.08 -0.06 ] .024 .0025 [0.62 0.064 ] 4x .020 [0.50] balanced port 3x.010 [0.25] 3x.010 [0.25] 0.12 [0.30] .012 [0.30]
usa/canada: toll free: europe: (315) 432-8909 (800) 411-6596 +44 2392-232392 available on tape and reel for pick and place manufacturing. model BD4859N50150A00 rev d typical performance:4700 mhz. to 6000 mhz. return loss - input -36 -33 -30 -27 -24 -21 -18 -15 -12 -9 -6 -3 0 4700 4800 4900 5000 5100 5200 5300 5400 5500 5600 5700 5800 5900 6000 frequency [mhz] [db] insertion loss -3.6 -3.3 -3 -2.7 -2.4 -2.1 -1.8 -1.5 -1.2 -0.9 -0.6 -0.3 0 4700 4800 4900 5000 5100 5200 5300 5400 5500 5600 5700 5800 5900 6000 frequency [mhz] [db] amplitude balance -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 4700 4800 4900 5000 5100 5200 5300 5400 5500 5600 5700 5800 5900 6000 fr e que ncy [m hz ] [db] phase balance -20 -15 -10 -5 0 5 10 15 20 4700 4800 4900 5000 5100 5200 5300 5400 5500 5600 5700 5800 5900 6000 frequency [mhz] deg cmrr -36 -33 -30 -27 -24 -21 -18 -15 -12 -9 -6 -3 0 4700 4800 4900 5000 5100 5200 5300 5400 5500 5600 5700 5800 5900 6000 frequency [mhz] [db]
available on tape and reel for pick and place manufacturing. usa/canada: toll free: europe : (315) 432-8909 (800) 411-6596 +44 2392-232392 model BD4859N50150A00 rev d wide band performance: 500 mhz. to 8500 mhz. return loss - input -36 -33 -30 -27 -24 -21 -18 -15 -12 -9 -6 -3 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 8500 fr e qu e ncy [m hz ] [db] insertion loss -3.6 -3.3 -3 -2.7 -2.4 -2.1 -1.8 -1.5 -1.2 -0.9 -0.6 -0.3 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 8500 frequency [mhz] [db] amplitude balance -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 8500 frequency [mhz] [db] phase balance -20 -15 -10 -5 0 5 10 15 20 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 8500 fr e qu e ncy [m hz ] deg return loss - output -36 -33 -30 -27 -24 -21 -18 -15 -12 -9 -6 -3 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 8500 fr e qu e ncy [m hz ] [db]
usa/canada: toll free: europe: (315) 432-8909 (800) 411-6596 +44 2392-232392 available on tape and reel for pick and place manufacturing. model BD4859N50150A00 rev d mounting configuration: in order for xinger surface mount components to work opti mally, the proper impedance transmission lines must be used to connect to the rf ports. if this condition is not satisfied, insertion loss, isolation and vswr may not meet published specifications. all of the xinger components are constructed from ceramic filled ptfe composites which possess excellent electrical and mechanical stability having x and y thermal coefficient of expansion (cte) of 17 ppm/ o c. an example of the pcb footprint used in the testing of these parts is shown below. an example of a dc-biased footprint is also shown below. in specific designs, the transmission line widths need to be adjusted to the unique dielectric coefficients and thicknesses as well as varying pick and place equipment tolerances with no dc bias with dc bias plated thru hole to ground solder resist footprint pad (s) circuit pattern 3x transmission line 3x .011 [0.29] 3x .011 [0.29] .020 [0.50] .020 [0.50] dimensions are in inches [millimeters] mounting footprint .008 [0.21] .008 [0.21] .014 [0.36] plated thru hole to ground solder resist footprint pad (s) circuit pattern 3x transmission line 3x .011 [0.29] 3x .011 [0.29] .020 [0.50] .020 [0.50] dimensions are in inches [millimeters] mounting footprint .008 [0.21] .008 [0.21] .014 [0.36]
available on tape and reel for pick and place manufacturing. usa/canada: toll free: europe : (315) 432-8909 (800) 411-6596 +44 2392-232392 model BD4859N50150A00 rev d packaging and ordering information parts are available in reel and are packaged per eia 481-2. part s are oriented in tape and reel as shown below. minimum order quantities are 4000 per reel. see model num bers below for further ordering information . b ?a ?c reel dimensions (inches [mm]) ?a b ?c 0.32 [8.0] 2.0 [50.8] 7.00 [177.8] 4000 quantity/reel table 1 ?d 0.512 [13.0] ?d
usa/canada: toll free: europe: (315) 432-8909 (800) 411-6596 +44 2392-232392 available on tape and reel for pick and place manufacturing. model BD4859N50150A00 rev d
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