NT *R oH S CO M PL IA Features ■ ■ ■ ■ Applications DC to 2.2 GHz Flanged model Low VSWR Aluminum Nitride Ceramic ■ High power RF transmission CHF9838CNF Series 250 W Power RF Flanged Chip Termination Absolute Ratings Power ............................................250 W Frequency ...................................2.2 GHz VSWR ...............................1.10 Maximum Characteristic Curve 300 250 Power (Watts) General Specifications Substrate...........................................ALN Resistive Film...........................Thick Film Tab .......................................................Ag Tab Attachment ..........Brazed with epoxy encapsulation Mounting Flange ..........Cu plated with Ni Resistance........................................50 Ω Tolerance .........................................±5 % Packaging .............................60 pcs./tray 200 150 100 50 0 -55 0 100 150 Heat Sink Temperature (°C) Product Dimensions 24.77 (0.975) 18.42 (0.725) 9.53 (0.375) 3.18 (0.125) 2.79 (0.11) 9.53 (0.375) 3.5 (0.1377) 6.5 (0.256) DIMENSIONS = MILLIMETERS (INCHES) 3.0 (0.118) Reliable Electronic Solutions Asia-Pacific: Tel: +886-2 2562-4117 Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 Fax: +1-951 781-5700 www.bourns.com 07/07 COPYRIGHT© 2006, BOURNS, INC. LITHO IN U.S.A., SR0602 07/06 3.79 (0.149) 0.1 (0.0039) How To Order CHF 9838 C N F 500 L Model Size Version Substrate Mount F = Flange Value 500 = 50 Ohm Function L = Termination *RoHS Directive 2002/95/EC Jan 27 2003, including Annex Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.