CRT-104 WIDEBAND We Have A Part In Your Future RF ee TRANSFORMER 5-1000 MHz RF PASSIVE COMPONENTS DESCRIPTION The CRT-104 is a wideband RF, subminature surface SPECIFICATIONS mount, impedance transformer suitable for pick and place assembly. PARAMETER MIN. | TYP. | MAX. | UNITS ; ; . ; Frequency Range 5 1000 | MHz This device offers low insertion loss and excellent insertion loss flatness over a very broad bandwidth Impedance Ratio 4:1 and is recommended for applications where these parameters are critical. Temperature Range -40 +85 C The FR-4 substrate makes this device highly suited insertion loss 1.00 1.75 dB to mounting on FR-4 board assemblies due to the _ matched coefficients of thermal expansion. Return Loss (Input, 5-860 MHz) "1 16 dB Return Loss (Input, >860 MHz) - 12 dB FUNCTIONAL SCHEMATIC * 1 5 4 PACKAGE SUBSTRATE MATERIAL: FR-4 Note: All half via contacts are plated through from the pad on the top side to the pad on the bottom side of the board. Pinout Chart Function 2000 NIC Pin NIC Ground 50Q | ALL DIMENSIONS ARE IN INCHES [mm]. MINIMUM 0.080 [1.27] sa. A 0.040 [1.02] 2 1 0.000 oon | ee a:| | 8 S 8 9 - 0 font _ 4 3 3 3 2 ce] N e so |(OP {1.27] 2 PLCS 0.170 [2.79 0.095 [2.41 0.088 [2.16] MIN. 0.037 [1.46] MAX, TOLERANCES: -XX = .01 -XXX = +.005 Contact the factory for further information on tape and reel specifications and recommended reflow profiles. AREA FOR PICK AND PLACE Te 0.028 or F 0.076 [1.93] | 1 0.130 [~ [3.30) mi 0.190 (4.83) 0.076 [1.93] ' tT (1.45] 0.080 [1.27] +. 0.020 [0.51] 0.030 [0.76] Recommended Land Pattern 11.02.00 Rev. - VARI-L Company Inc. e 4895 Peoria Street Denver, Colorado 80239 Phone: (303) 371-1560 Fax: (303) 371-0845 Email: sales@vari-l.com e Website: www.vari-l.com