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1/7 may 2004 SD1275-01 rf power bipolar transistors vhf mobile applications rev. 2 features summary 160 mhz 13.6 volts common emitter p out = 40 w min. with 9.0 db gain description the SD1275-01 is a 13.6 v class c epitaxial sili- con npn planar transistor designed primarily for vhf communications. t he SD1275-01 utilizes an emitter ballasted die geometry to withstand severe load mismatch conditions. figure 1. package figure 2. pin connection table 1. order codes .380 4l fl (m113) epoxy sealed 1. collector 3. base 2. emitter 4. emitter order codes marking package packaging SD1275-01 sd1275-1 m113 plastic trays
SD1275-01 2/7 table 2. absolute maximum ratings (t case = 25c) table 3. thermal data electrical specifications (t case = 25c) table 4. static table 5. dynamic symbol parameter value unit v cbo collector-base voltage 36 v v ceo collector-emitter voltage 16 v v ces collector-emitter voltage 36 v v ebo emitter-base voltage 4.0 v i c device current 8.0 a p diss power dissipation 70 w t j junction temperature +200 c t stg storage temperature ? 65 to +150 c symbol parameter value unit r th(j-c) junction-case thermal resistance 1.2 c/w symbol test conditions value unit min. typ. max. bv ces i c = 15 ma; v be = 0 ma 36 ? ? v bv ceo i c = 50 ma; i b = 0 ma 16 ? ? v bv ebo i e = 5 ma; i c = 0 ma 4.0 ? ? v i cbo v cb = 15 v; i e = 0 ma ? ? 5 ma h fe v ce = 5 v; i c = 250 ma 20 ? ? ? symbol test conditions value unit min. typ. max. p out f = 160 mhz; p in = 5.0 w; v ce = 13.6 v 40 ? ? w g p f = 160 mhz; p in = 5.0 w; v ce = 13.6 v 9 ? ? db c ob f = 1 mhz; v cb = 15 v ? 95 ? pf
3/7 SD1275-01 typical performance figure 3. power gain vs frequency figure 4. power output vs power input figure 5. power output vs supply voltage (175 mhz) figure 6. power output vs supply voltage (145 mhz) power gain vs. frequency 12 10 8 6 4 2 130 140 150 160 170 180 200 power gain (db) frequency (mhz) pout = 40w vcc = 13.6v output power vs. input power 60 50 40 30 20 10 0.25 0.5 1.0 1.5 2.0 2.5 3.0 pout output power (watts) pin input power (watts) vcc = 13.6v f=145mhz f=160mhz f=175mhz output power vs. supply voltage f = 175 mhz 60 50 40 30 20 10 8 10 12 14 16 18 20 pout output power (watts) vcc supply voltage (volts) pin = 3 w pin = 4 w pin = 5 w output power vs. supply voltage f = 145 mhz 60 50 40 30 20 10 8 10 12 14 16 18 20 pout output power (watts) vcc supply voltage (volts) pin = 3 w pin = 4 w pin = 5 w
SD1275-01 4/7 figure 7. power output vs supply voltage (160 mhz) table 6. impedance data (1) note: 1. p in = 3.0 w; v ce = 12.5 v output power vs. supply voltage f = 160 mhz 60 50 40 30 20 10 8 10 12 14 16 18 20 pout output power (watts) vcc supply voltage (volts) pin = 3 w pin = 4 w pin = 5 w freq. z in ( ? )z cl ( ? ) 160 mhz 1.0 + j 0.4 2.3 + j 0.1
5/7 SD1275-01 package mechanical table 7. m113 mechanical data figure 8. m113 package dimensions note: drawing is not to scale. symbol millimeters inches min typ max min typ max a 5.59 5.84 0.220 0.230 b 19.94 0.785 c 18.29 18.54 0.720 0.730 d 24.64 24.89 0.970 0.980 e 9.78 0.385 f 0.10 0.15 0.004 0.006 g 2.16 2.67 0.085 0.105 h 4.06 4.57 0.160 0.180 i 7.11 0.280 j 6.10 6.48 0.240 0.255
SD1275-01 6/7 revision history table 8. revision history date revision description of changes june-1993 1 first issue 25-may-2004 2 stylesheet update. no content change.
7/7 SD1275-01 information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsibility for the co nsequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specifications mentioned in this publicati on are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics prod ucts are not authorized for use as critical components in life support devices or systems without express written approval of stmicroelectro nics. the st logo is a registered trademark of stmicroelectronics. all other names are the property of their respective owners ? 2004 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - singapore - spain - sweden - switzerland - united kingdom - united states www.st.com

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