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march 2010 doc id 17340 rev 1 1/12 12 STEVAL-TDR011V1 2-stage rf power amplifier with lpf based on the pd85006l-e and stap85050 rf power transistors features excellent thermal stability frequency: 400 - 470 mhz supply voltage: 13.6 v output power: 50 w current: < 10 a input power: 20 dbm harmonics level < -45 dbc output low-pass filter power detection temperature sensor description the STEVAL-TDR011V1 demonstration board is a two-stage 50 w rf power amplifier which includes an output lpf (low-pass filter) for harmonics rejection. it also features power detection and a temperature sensor. the main purpose of the board is to demonstrate the functioning and performance of the pd85006l-e and the stap85050 devices from the ldmost plastic family of rf power transistors. the application is specifically designed for 2-way analog and digital mobile radios. table 1. device summary order code STEVAL-TDR011V1 l = 88.8 mm, w = 47.5 mm www.st.com
contents STEVAL-TDR011V1 2/12 doc id 17340 rev 1 contents 1 electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1 maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.2 electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 typical performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3 circuit layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4 schematic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 5 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
STEVAL-TDR011V1 electrical data doc id 17340 rev 1 3/12 1 electrical data 1.1 maximum ratings 1.2 electrical characteristics t a = +25 c, v dd = 13.6 v, v apc adjusted table 2. absolute maximum ratings symbol parameter value unit v dd supply voltage (1) 16 v i d drain current 12 a t case operating case temperature -10 to +85 c t a max. ambient temperature +55 c 1. value related to the voltage regulat or ld2980abm50tr used in the application. table 3. electrical specifications symbol test conditions min. typ. max. unit freq. frequency range 400 470 mhz p in @ p out = 50 w 20 dbm i total @ p out = 50 w 10 a gain @ p out = 50 w 27 db harmonics @ p out = 50 w -50 / -74 dbc
typical performance STEVAL-TDR011V1 4/12 doc id 17340 rev 1 2 typical performance figure 1. output power and drain current vs. frequency figure 2. gain vs. frequency figure 3. efficiency vs. frequency figure 4. input return loss vs. frequency 0 10 20 30 40 50 60 70 370 380 390 400 410 420 430 440 450 460 470 480 490 frequency (mhz) pout (w) 3 4 5 6 7 8 9 10 id (a) pout id vdd = 13.6v idq = 200 + 2x 200ma pin = 20dbm tdr011v1_01 20 22 24 26 28 30 32 370 380 390 400 410 420 430 440 450 460 470 480 490 frequency (mhz) gain (db) vdd = 13.6v idq = 200 + 2x 200ma pin = 20dbm tdr011v1_02 20 25 30 35 40 45 50 55 60 65 380 390 400 410 420 430 440 450 460 470 480 490 frequency (mhz) efficiency (%) vdd = 13.6v idq = 200 + 2x 200ma pin = 20dbm tdr011v1-03 -10 -8 -6 -4 -2 0 380 390 400 410 420 430 440 450 460 470 480 490 frequency (mhz) irl (db) vdd = 13.6v idq = 200 + 2x 200ma pin = 20dbm tdr011v1-04
STEVAL-TDR011V1 typical performance doc id 17340 rev 1 5/12 figure 5. gain vs. output power figure 6. harmonics 24 26 28 30 32 34 36 38 40 42 44 46 10 15 20 25 30 35 40 45 50 pout (w) gain (db) 380 mhz 400 mhz 420 mhz 440 mhz 460 mhz 470 mhz vdd = 13.6v idq = 200 + 2x 200ma tdr011v1_05 -80 -70 -60 -50 -40 -30 -20 -10 0 400 410 420 430 440 450 460 470 frequency (mhz) harmonics (db) h2 h3 vdd = 13.6v idq = 200 + 2x 200ma pout = 50w tdr011v1_06 figure 7. vp1-vp2 vs. output power figure 8. vp1-vp2 vs. output power 0 0.5 1 1.5 2 2.5 30 32 34 36 38 40 42 44 46 pout (dbm ) vp1 - vp2 (v) 380 mhz 400 mhz 430 mhz 460 mhz 470 mhz tdr011v1-08 0 0.5 1 1.5 2 2.5 3 380 390 400 410 420 430 440 450 460 470 frequency (mhz) vp1 - vp2 (v) po= 47dbm po= 43dbm po= 37dbm tdr011v1-09
typical performance STEVAL-TDR011V1 6/12 doc id 17340 rev 1 figure 9. drain current and temperature record on pcb surface 0 2 4 6 8 10 380 400 420 440 460 480 frequency (mhz) id (a) 0 20 40 60 80 100 t (c) id temperature no fan only heatsink tdr011v1_07 table 4. component list designator value qty manufacturer order code size/package c1 10 f 1 murata grm31cr61e106ka12 1206 c1f, c2f, c3f 3.9 pf 3 atc atc 100b 3r9jw 1111 c1p, c2p 5 pf 2 murata grm1885c1h5r0cz01 0603 c1t 10 pf 1 murata grm1885c1h100ja01 0603 c2 100 pf 1 murata grm42-6 cog 101j 50 1206 c2a, c3a, c5a, c6a 1 pf 4 murata grm1885c1h1r0cz01 0603 c2t 0.1 f 1 murata grm1885c1h101ja01 0603 c3 0.1 f 1 murata grm188f5h1104za01 0603 c3p, c5p 1 pf 2 atc atc 100b 1r0jw 1111 c4, c9 0.1 f 2 murata grm188f51h104za01 0603 c4p, c6p 9.1 pf 2 atc atc 100b 9r1jw 1111 c5, c8, c8a, c10, c11, c12 100 pf 6 murata grm1885c1h101ja01 0603 c5f, c6f 5.6 pf 2 atc atc 100b 5r6jw 1111 c6, c7 47 pf 2 murata grm1885c1h470ja01 0603 c9a 4.7 f 1 murata grm31cf51h475za01 1206 c13 18 pf 1 murata grm1885c1h180ja01 0603 c14 15 pf 1 murata grm1885c1h150ja01 0603 c14a, c14b 18 pf 2 murata grm1885c1h180jz01b 0603 c15 5.6 pf 1 murata grm1885c1h5r6dz01 0603 c16 39 pf 1 murata grm1885c1h390ja01 0603
STEVAL-TDR011V1 typical performance doc id 17340 rev 1 7/12 c17, c18 150 pf 2 murata grm1885c1h151ja01 0603 c19, c20 39 pf 2 murata erf1dm5c1h390jd01b 0505 c21 33 pf 1 murata ma59c0g330j150 0505 c22a 12 pf 1 murata erf1dm5c1h120jd01b 0505 c22b 4.7 pf 1 murata ma59c0g4r7c150 0505 caf 100 pf 1 atc atc 100b 101jw 1111 ci 2.2 f 1 murata grm188r71a225ke15 0603 co 1 f 1 murata grm188r71c105ka12d 0603 cs1 1 integration associates, inc ia2410 sot-23 5-pin cs2 1 integration associates, inc ia4210 sot-23 5-pin d1a, d2a 2 macom ma4p7101f-1072t d1p, d2p 2 stmicroelectronics bas70-04wfilm sot-323 d3a 1 stmicroelectronic s ma4p7436-1141t sod-323 d4a 1 macom ma4p275-1141t sod-323 db 1 macom ia4910 tssop 16-pin j1 1 integration associates, inc 55935-1410 14-pin, single row jb 1 molex l04220211000 2-pin, 3.5 mm pitch jp 2 pins - step 2.54 mm -90 o 1 lmi 5-826947-0 l1 33 nh 1 tyco electronics as080447-33n l1a 470 nh 1 korin electronics 0805ls-471x_bc 0805ls l1f, l2f, l3f 9.3 nh 3 coilcraft as120252-9r3n l2 12.55 nh 1 korin electronics 1606-10 1606 l2a, l3a 6.8 nh 2 coilcraft 0603hc-6n8x_bw 0603hc l3 5.4 nh 1 coilcraft 0906-5 0906 l4 5.4 nh 1 coilcraft 0906-4 0906 l5, l6 5 nh 2 korin electronics a02t pd1, pd2 2 stmicroelectronics stap85050 (or 2x pd85035s-e) pso-10 pd85006l-e 1 stmicroelectronics pd85006l-e pflat tl1 1 w=0.9 mm, l=2 mm tl2 1 w=0.9 mm, l=5 mm table 4. component list (continued) designator value qty manufacturer order code size/package
typical performance STEVAL-TDR011V1 8/12 doc id 17340 rev 1 tl3, tl15 2 w=0.9 mm, l=8 mm tl4, tl6, tl16 3 w=0.9 mm, l=4 mm tl5 1 w=0.9 mm, l=1.2 mm tl9 1 w=0.9 mm, l=5.7 mm tl10, tl11, tl18 3 w=0.9 mm, l=6 mm tl12, tl13 2 w=0.9 mm, l=6.5 mm tl14, tl17 2 w=0.9 mm, l=2.5 mm r1, r8, r9 220 ? 3 tyco electronics 0603 r1a, r2, r7, r10 1 k ? 4 murata pvz2a102c04b00 r1p, r2p, r3p, r4p 20 k ? 4 tyco electronics 0603 r1t 100 k ? 1 tyco electronics 0603 r3, r6, r11 2.2 k ? 3 tyco electronics 0603 r4, r5 15 k ? 2 tyco electronics 0603 r5p, r6p, r7p, rg3, rg4 50 ? 5 tyco electronics 0603 r12 330 ? 1 tyco electronics 0603 r13, r14 1 ? 2 tyco electronics 0603 rf ant, rf in, rf out pa, to receiver johnson 142-0701-801 60 mils rg1, rg2 200 ? 2 tyco electronics 0603 ro1 5 k ? 2 tyco electronics 0603 ro2 2 k ? 2 tyco electronics 0603 thermal sensor 1 stmicroelectronics stlm20 sot323-5 voltage regulator 1 stmicroelectronics ld2980abm50tr sot-23-5 table 4. component list (continued) designator value qty manufacturer order code size/package
STEVAL-TDR011V1 circuit layout doc id 17340 rev 1 9/12 3 circuit layout figure 10. test fixture component layout
schematic diagram STEVAL-TDR011V1 10/12 doc id 17340 rev 1 4 schematic diagram figure 11. STEVAL-TDR011V1 schematic diagram c3 c11 r12 c10 l2 c4 c5 r4 l1 c9 c8 r5 r10 r2 r7 1 2 jb r11 r3 r6 rf in pd85006l pd1 pd2 c19 c18 r14 c17 r13 tl12 c20 tl9 tl14 c21 tl5 tl6 c16 tl4 c15 tl2 tl3 c14 l4 tl1 c13 l3 c12 l5 tl17 c22a l6 c3f l3f c6f c2f l2f c5f c1f l1f c3p c4p c5p c6p c1p c2p r1p r4p d1p d2p caf tl18 rf ant r9 r1 r8 c6 c7 vo1 vo2 ower detector f vdd tx/rx c2t c1t r1t c1 c2 v(t) t p ilter hermal sensor tl10 tl11 tl13 tl15 tl16 thermal sensor gnd + 5v + 5 v inhibit vi 1 gnd 2 vo 5 inhibit 3 vr ci co gnd 1 2 3 4 5 6 7 8 9 10 11 12 13 14 j1 vgs0 vgs1 inhibit v(t) nc vp1 vp2 vp2 vp1 nc gnd 1 2 jp ver 0.2 pinout gnd cif r3p r2p r7p r6p r5p vo1 nc nc nc nc nc vgs0 vgs1 c22b c14a c14b
STEVAL-TDR011V1 revision history doc id 17340 rev 1 11/12 5 revision history table 5. document revision history date revision changes 31-mar-2010 1 initial release.
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