vo ltage of f BC847 R2 3 R104 Q1 2 +Bus C7 2 100 nF A B W1 6 1 +15 V 3 2 C7 1 100 nF R114 C3 0 R2 4 R3 1 4 3 R107 vo ltage of f R3 4 R33 C2 6 100 nF C2 5 W4 C6 5 100 pF R3 5 +15V Brake control Q5 BC847 R2 8 M_phase_C M_phase_B M_phase_A C7 3 100 nF C7 0 10 pF H1/A + C7 4 10 pF BC847 Q14 C6 9 10 pF R110 R111 U4 2 TS391ILT 5 1 R109 +15 V Q16 BC847 Q1 7 BC847 Q15 BC847 Software brak e R3 2 R2 5 D2 9 B ZX 84B13V BC847 4.7 nF Q1 3 7 12 13 R117 R116 R115 U11F M74HC14M1R 10 U11E M74HC14M1R 8 U11D M74HC14M1R 6 U11C M74HC14M1R 4 U11B M74HC14M1R 2 14 11 9 5 3 1 R1 8 C75 1nF Q1 8 BC847 R2 6 R27 D11 R121 D2 8 LED Red D2 6 STTH2L06 R2 9 R Brak e J6 2 1 C2 9 2.2 nF M_ph ase_A AM07502 Q3 STGP10H60DF Q4 BC847 R2 0 Tach o C2 8 100 nF R19 N.C. W7 +Bus D12 R21 C2 4 100 nF R120 5. +15 V C2 7 100 nF R2 2 Q2 BC857B Brake control R3 0 +15 V Tach o 1 2 J8 Vdd_m icro Tacho sensor BAT48JFILM R106 220R D2 5 BZX 84B13V R105 +5 V Vdd_micro En coder/hall H1/A+ H2/B+ H3/Z+ + 3.3/5 V GND J4 1 2 3 4 5 R113 + R112 Vdd_m icro BAT48JFILM - U11A M74HC14M1R + Hall/encoder STEVAL-IHM023V3 Schematic diagram Figure 1. STEVAL-IHM023V3 circuit schematic (1 of 6) Viper INPUT 4 3 2 1 J1 1 Source 2 Source 3 Source 4 Source 8 1 2 3 4 D8 STTH1L06A R108 N.C. COMP 5 VDD 6 LIM 7 FB /50 V C16 + H D9 BZV55C18SMD L2 C12 C13 47 nF N.C. R10 R9 R6 R3 R1 100 nF /25 V R12 N.C. D6 STTH1L06A C18 C19 + C14 220 nF Vol tage_doubler W14 C5 4.7 nF/Y2 C1 4.7 nF/Y2 Drain1 Drain2 Drain3 Drain4 /450 V + KBU6K D1 R8 U3 VIPer16LD Buck converter VR1 relay_ B 16 15 14 13 C15 L1 C4 150 nF/X 2 F1 FUSE-1 6.25 A TEMP relay_ A + - DC_bus_voltage + + /250 V /250 V +15 V +5 V C3 C2 R5 C9 10 nF D2 BAT48JFILM C6 100 nF 3 IN GND 1 OUT 2 U1 LD1117S33TR SOT223 +3.3 V linear R7 R4 R2 W1 1 C7 100 nF + C8 3 Bus_voltage Vdd_m icro +Bus 2 Input part with bridge AM07503 /6.3 V +3.3 V Vdd_ micro +5 V Figure 2. STEVAL-IHM023V3 circuit schematic (2 of 6) Software brake OCP off NTC bypass relay W5 B A MOTOR 3 2 1 J2 3 1 Q1 BC847 2 PWM_Vref M_phase_A M_phase_B 1 2 11 14 12 +15 VDC 1 2 J3 J5 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 +15 V R11 1 W6 M_phase_C Vdd_mcu Het_temperature +5 V linear C67 100 nF Vdd_micr o 35 V max! C66 100 nF IN D5 1N4148 3 J7 5 6 7 8 4 3 2 1 D3 +15 V AM07504 C11 STPS1150 100 nF PWM_Vref +Bus +3.3 V Vdd_ micr o phase_ C phase_ B phase_ A BEMF daughter board GND 2 OUT U2 LM7805_0 C10 100 nF 1 +5 V + C68 CAPACITOR POL_1 LV DC bus supply 3 2.54 linebar OUT GND 2 D4 SM6T36A IN U10 L78M05ACDT-TR DPAK 1 <35 V ONLY LV-supply W3 +15 V HIGH VOLTAGE Bus_voltage Viper +Bus D7 LED green Motor connector Motor connector 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 relay_ B relay_ A +15 V C17 100 nF +15 V ex. supply FINDER 4031-12 LS1 D27 LED yellow R14 EM_STOP PWM-A-H PWM-A-L PWM-B-H PWM-B-L PWM-C-H PWM-C-L Curre nt_A Curre nt_B Curre nt_C NTC_bypass_relay R17 R103 D10 1N4148 R13 NTC bypass phase_C phase_B phase_A Motor output Figure 3. STEVAL-IHM023V3 circuit schematic (3 of 6) R4 2 C3 8 10 nF t RT 1 R4 4 +3.3 V Het_temperat ure C3 4 C3 5 10 pF 10 pF R40 1 R3 8 1 !S D TP24 TP11 TP10 TP 9 TP 8 TP 7 TP 6 TP 5 TP 4 TP 3 TP 2 TP 1 R4 3 +15 V OCP of f Cu rrent _B Cu rrent _A PW M-C- H PW M-C- L PW M-B- H PW M-B- L PW M-A- H U5 TP21 TP20 TP19 TP18 TP17 TP16 TP15 TP22 TP14 TP23 16 15 14 13 12 11 10 9 R5 1 Vboot HV G OU T NC NC LVG CP + OP + Test pins PW M-A- L phase_C phase_B +5 V Vdd_micro !L IN !S D/OD HIN Vc c DT OP OPOU T GN D C39 100 pF D16 BAT48JFILM R4 6 phase_A C3 7 470 nF Cu rrent_A 1 nF C3 6 1 2 3 4 5 6 7 8 L6390D C3 1 330 pF A ref +15 V +3.3 V Brake con trol Bus_vo ltage M_phase_C M_phase_B M_phase_A Cu rrent _C C41 33 pF R5 2 R45 R41 R39 R37 R4 9 N.C. C3 2 C3 3 BAT48JFILM Heatsink temperature PW M-A- H PW M-A- L R3 6 +3.3 V HV H/L side driver channel ref R5 4 +3.3 V R5 0 R123 3 2 3 2 3 +Bus 3SH C5 7 470 pF R8 4 4 + 3 - 5 2 C5 6 100 nF Het NTC comparator R56 N.C. W9 Q7 STGP10H60DF 1SH phase_A Q6 STGP10H60DF U9 TS3431BILT R5 5 1 1 2 Het_temperat ure 1 C4 0 2.2 nF R122 R5 R4 D141 N4148 D131 N4148 U8 TS391ILT 1 C_ E AM07505 !S D +3.3 V Figure 4. STEVAL-IHM023V3 circuit schematic (4 of 6) D15 Vdd_micro R6 3 C4 6 10 pF C5 2 330 pF R7 4 C4 5 10 pF R6 1 1 R5 +15 V R6 4 !S D !S D 1 nF C4 7 R7 OCP of f Cu rre nt_B Vdd_m icro 470 nF C4 8 1 2 3 4 5 6 7 8 Vboot HV G OU T NC NC LVG CP + OP + U6 C50 100 pF D20 BAT48JFILM W10G ain_1 1 R69 !L IN !S D/OD HI N Vc c DT OP OPOU T GN D L6390D C4 2 330 pF 16 15 14 13 12 11 10 9 R7 7 B C5 1 33 pF R7 3 N.C. R65 R62 R60 C4 3 C4 4 R58 BAT48JFILM EM_STOP PW M-B- H PW M-B- L R5 7 +3.3 V HV H/L side driver channel +3.3 V R7 0 R6 D181 N4148 D171 N4148 C4 9 2 nF 2 3 2 3 1 3 R7 W11 1 A B R7 1 N.C. 1 1 2 R6 8 R81 R8 R7 8 3. R76 Q9 STGP10H60DF phase_B Q8 STGP10H60DF +Bus AM07506 +3.3 V C_ E Figure 5. STEVAL-IHM023V3 circuit schematic (5 of 6) D19 PW M-C- H PW M-C- L R8 9 R8 2 R8 7 1 R8 5 1 C5 8 10 pF +3.3 V C5 9 10 pF !S D R9 0 +15 V 1 nF C6 0 OCP of f Cu rrent_C C62 100 pF Vboot HVG OUT NC NC LVG CP + OP+ D24 BAT48JFILM R9 2 !L IN !S D/OD HI N Vc c DT OP OPOU T GN D U7 16 15 14 13 12 11 10 9 R98 1k C C5 4 BAT48JFILM Vdd_ micro R94 1k 470 nF C61 1 2 3 4 5 6 7 8 L6390D C5 3 330 pF HV H/L side driver channel R91 R88 R86 R83 C6 4 33 pF R9 6 N.C. C5 5 R100 +3.3 V R93 1k D2 2 1N4148 D21 1N4148 R9 C6 3 2.2 nF R9 5 1 R101 1 1 3 2 3 2 R102 N.C. W1 3 Q11 STGP10H60DF phase_C Q10 STGP10H60DF +Bus 3SH 1SH AM07507 C_ E Figure 6. STEVAL-IHM023V3 circuit schematic (6 of 6) D23