copyright? 2005, bourns, inc. litho in u.s.a., sr0502 12/05 chf12545cbf series 500 w power rf flanged chip termination features dc to 1 ghz flanged model low vswr applications high power rf transmission general specifications substrate ...........................................beo resistive film...........................thick film tab .......................................................ag cover substrate.............................al203 mounting flange ..........cu plated with ni resistance........................................50 ? tolerance .........................................5 % packaging .............................20 pcs./tray absolute ratings power.............................................500 w frequency ...................................1.0 ghz vswr .................................1.1 maximum power (watts) heat sink temperature (c) 600 400 500 300 200 100 0 -55 0 100 150 characteristic curve how to order chf 12545 c b f 500 l model size version substrate mount f = flange value 500 = 50 ohm function l = termination r = resistor 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 product dimensions millimeters (inches) dimensions = 12.7 (0.500) 12.7 (0.500) 6.5 (0.256) 1.50 (0.059) 4.2 (0.165) 4.2 (0.165) 5.07 (0.200) max 0.1 (0.0039) 3.17 (0.125) 4.75 (0.187) 22.25 (0.876) 31.75 (1.250) *rohs compliant *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.
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