T PL IA N M CO *R oH S Features This series is currently available but not recommended for new designs. ■ DC to 2.2 GHz ■ Flanged model ■ Low VSWR ■ Aluminum Nitride Ceramic Applications ■ 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 W Tolerance ....................................... ±5 % Packaging............................50 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) 3.79 (0.149) 0.1 (0.0039) How to Order CHF 9838 C N F 500 L REV. 12/15 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. Model Size Version Substrate Mount F = Flange Value 500 = 50 Ohm Function L = Termination