data brief for further information contact your local stmicroelectronics sales office. november 2008 rev 1 1/4 4 STEVAL-IHM019V1 complete inverter for low power 3-phase asynchronous motors demonstration board features voltage input range 115 v ac to 230 v ac 50 hz or 60 hz total output power 50 w high efficiency switching pwm frequency 12 - 22 khz compliant with en61000-6-3 and en61000-6-2 possibility to use two motor types: ? 2-phase motor two sinusoidal voltage waves restored with a phase displacement of 90 between them ? 3-phase motor three sinusoidal voltages with phase displacement of 120 among them applications water pumps for heating systems in single- family houses high efficiency surplus water pump for home appliance white goods, like washing or washer- up machines high efficiency transfer pumps for outlet condensation water in gas furnace application description this demonstration board implements a 3-phase inverter for low power asynchronous electric motors or permanent magnet ac motors up to 50 w. nominal input volt age for inverter is 230 v ac - standard single phase connecting. this 3- phase inverter is based on 8-bit st7fmc motor control controller. ma in target of this demonstration board is a very low-cost effective 3-phase inverter for permanent magnet ac motor, but with certain modification of software it can be used also for 3-phase asynchronous motors where high efficiency is required and low cost per solution is a must. STEVAL-IHM019V1 am01597v1 www.st.com
circuit schematic STEVAL-IHM019V1 2/4 1 circuit schematic figure 1. schematic am0159 8 v1 ph as e_a tp 3 r10 10k r2 8 0.1r r1 3 10k c1 3 100n hv c25 100nf o u tp u t_ph as e s ph as e_b q2 s tgp6nc60hd r14 47r 15vdc + c6 150 u f/400v r 3 00.1r m_gn d ph as e_a r25 47r c1 4n7 y r11 47k r19 47r c20 2 u 2/16v lin 3 c2 3 470n +15v hin2 d10 ll414 8 lin2 ph as e_c c2 4n7 y r1 83 00r q 3 s tgp6nc60hd r26 10k q4 s tgp6nc60hd ph as e_b d11 ll414 8 r20 3 00r hin1 +325vdc hin 3 ntc115r +5v_ s o u rce r 3 1 100k r4 470k c7 22nf vdd 4 fb 3 s o u rce1 1 s o u rce2 2 dr a in1 5 dr a in2 6 dr a in 3 7 dr a in4 8 u1 viper12a s + c14 100 u f 3 5v l4 1000 u h200ma d 3 s tth1l06u 600v 1a d6 s tth1l06u 600v 1a dz1 p6ke400a d7 bzx 8 5c1 8 2 3 0v~ c9 220nf h_ s p + c 8 10 u f 50v d2 ll414 8 l s c s lin1 d4 bzx 8 5c15 +325vdc c24 2 u 2/16v c2 8 470n r5 10k +15v hin 3 d12 ll414 8 lin 3 r2 33 00r q5 s tgp6nc60hd q6 s tgp6nc60hd ph as e_c d9 ll414 8 d1 3 ll414 8 r29 3 00r r15 3 00r 1 2 rv1 592-275 +5v lin 1 hin 2 vcc 3 gnd 4 lvg 5 out 6 hvg 7 v b oot 8 u 3 l6 388 3 *_h a lf- b ridge l s c s 2 1 3 j1 con on/off indic a tor on/off s witch +5v +5v d14 led tp6 tp4 tp5 2 1 3 j2 con s w1 s t a rt/ s top f1 2a hin1 lin1 s peed s w v bus hin2 lin2 s w pot +5v hin 3 lin 3 control_p a rt r6 12k v bus r21 10k r 3 2 5r1 c16 2 u 2/16v r2 150k r1 150k +15v c17 100nf/400vac l2 6 8 0 u h hv l 3 6 8 0 u h hv c4 33 0n-x2 1 2 3 4 5 6 7 8 9 10 j 3 icc connector c5 150n-x2 c1 8 470n m_gn d r 8 100r 1 2 3 4 l1 10 mh +5v m_gnd c15 47n pot c19 10n mcia/pb1 10 oap/pc2 1 3 oan/pc 3 14 ain6/mccfi1/oaz 15 mccref/pc4 16 varef 17 v ss _0 1 8 vdd_0 19 (h s )mco 3 1 (h s )mco4 2 mc e s 4 o s c1 5 o s c2 6 ain0/pwm0/pa 3 7 ain1/artic1/pa5 8 mcvref/pb0 9 mc i c / pb 3 12 pd 3 /icap_1a/ain1 3 24 pd4/extclk_a/ain14/iccclk 25 pd5/ain15/iccdata 26 pd6(h s )/rdi 27 re s et 20 pd 0/ oc mp2_a/ mc pw mw / ai n 11 21 pd 2/ i c ap2_a/ mc z em/ ai n 12 2 3 pd1(h s )/ oc mp1_a/ mc pw mn / mc d em 22 (h s )mco5 3 mcib/pb2 11 pd7(h s )/tdo 2 8 vpp/icc s el 29 mc o(h s ) 3 0 mc o1(h s ) 3 1 mc o2(h s ) 3 2 u5 s t7f mc 1k4t6 r16 10k 1 2 rv2 592-275 hin1 +15v in 8 gnd 2 out 1 gnd 3 gnd 6 gnd 7 u2 l7 8 l05ac r24 220r tp1 d 8 ll414 8 rectifier,_emc,_power_ s o u rce,_i/o r7 47r d5 bzx 8 5c5v1 y1 16mhz r22 47r c11 100n c22 3 0pf hin2 +5v r17 47r c21 3 0pf r12 47k lin1 lin2 lin 1 hin 2 vcc 3 gnd 4 lvg 5 out 6 hvg 7 v b oot 8 u6 l6 388 c10 100n tp2 +15v te s t_pin s +5vdc c29 1nf c26 100nf 15vdc c27 10nf m_gn d r9 3 00r tp7 r27 470r q1 s tgp6nc60hd r 3 470k 4 2 3 1 + - d1 b250c1000dil c12 22 u f/10v s peed_ s election lin 1 hin 2 vcc 3 gnd 4 lvg 5 out 6 hvg 7 v b oot 8 u4 l6 388
STEVAL-IHM019V1 revision history 3/4 2 revision history table 1. document revision history date revision changes 12-nov-2008 1 initial release.
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