NT Features Applications MPLIA ■ DC to 2.2 GHz ■ High power RF transmission O HS C ■ Flanged model Ro * ■ Low VSWR ■ Beryllium Oxide ceramic CHF9838CNF Series 250 W Power RF Flanged Chip Termination General Specifications Characteristic Curve Substrate...........................................ALN Resistive Film...........................Thick Film 300 Tab.......................................................Ag Tab Attachment..........Brazed with epoxy 250 encapsulation Mounting Flange..........Cu plated with Ni s) 200 Resistance........................................50 Ω Watt TPoalcekraangcineg............................................................6..0.. .p..c..s.±./5tr a%y wer ( 150 o P 100 Absolute Ratings Power............................................250 W 50 Frequency...................................2.2 GHz VSWR...............................1.10 Maximum 0 -55 0 100 150 Heat Sink Temperature (°C) Product Dimensions 24.77 (0.975) 18.42 (0.725) 9.53 3.18 (0.375) (0.125) 2.79 (0.11) 9.53 (0.375) 3.5 (0.1377) 6.5 (0.256) DIMENSIONS =MILLIMETERS (INCHES) 0.1 3.0 3.79 (0.0039) (0.118) (0.149) Reliable Electronic Solutions How To Order Asia-Pacific: CHF 9838 C N F 500 L Tel: +886-2 2562-4117 Fax: +886-2 2562-4116 Model Europe: Size Tel: +41-41 768 5555 Version Fax: +41-41 768 5510 Substrate The Americas: Mount Tel: +1-951 781-5500 F = Flange Fax: +1-951 781-5700 Value www.bourns.com 500 = 50 Ohm Function L = Termination 07/06 *RoHS Directive 2002/95/EC Jan 27 2003, including Annex Specifications are subject to change without notice. COPYRIGHT© 2006, BOURNS, INC. LITHO IN U.S.A., SR0602 07/06 Customers should verify actual device performance in their specific applications.