DCモータードライバICのスパイスモデル

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DCモータードライバICのスパイスモデル

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DCモータードライバICのスパイスモデル

  1. 1. Device Modeling ReportCOMPONENTS: BRIDGE DRIVER ICPART NUMBER: TA7291PMANUFACTURER: TOSHIBA Bee Technologies Inc. All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 1
  2. 2. FunctionCircuit Simulation Result 5.0V IN1 2.5V 0 1 0 1 0V V(IN1) 5.0V IN2 2.5V 0 0 1 1 0V V(IN2) 10V OUT1  H L L 0V V(OUT1) 14V OUT2 SEL>>  L H L -2V V(OUT2) 400mA STOP BRAKE MODE 0A CW CCW -400mA 0s 2.5us 5.0us 7.5us 10.0us 12.5us 15.0us 17.5us I(R1) TimeEvaluation circuit VCC VREF 12V 10V 0 0 IN1 VCC VREF VS OUT1 VIN1 IN1 OUT1 VS V1 = 0 V2 = 5 R1 18V TD = 4.99u VIN2 IN2 OUT2 40 TR = 10n IN2 OUT2 V1 = 0 GND TF = 10n V2 = 5 PW = 4.99u TD = 9.99u U1 PER = 10u TR = 10n TA7291P TF = 10n PW = 9.99u PER = 20u 0 0 0 0 IN1 IN2 OUT1 OUT2 MODE 0 0   STOP 1 0 H L CW / CCW 0 1 L H CCW / CW 1 1 L L BRAKE All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 2
  3. 3. Supply Current CharacteristicsCircuit Simulation Result 6.0V 4.0V IN1 0 1 0 1 2.0V 0V -2.0V V(IN1) 6.0V 4.0V IN2 0 1 2.0V 0 1 0V -2.0V V(IN2) 10mA ICC 5mA ICC2, Stop mode ICC1, CW/CCW mode ICC2, Brake mode SEL>> 0A 0s 0.25ms 0.50ms 0.75ms 1.00ms 1.25ms 1.50ms 1.75ms 2.00ms I(CC) TimeEvaluation circuit VS 18V OUT1 CC IN1 VCC VREF VS VIN1 IN1 OUT1 V1 = 0 V2 = 5 IN2 VCC TD = 0.5m VIN2 IN2 OUT2 OUT2 GND 12V TR = 10n V1 = 0 TF = 10n V2 = 5 U1 PW = 0.5m TD = 1m TA7291P PER = 1m TR = 10n TF = 10n PW = 1m PER = 2m 0 0 0 0 0Simulation result Condition: Output OFF Condition Unit Measurement Simulation %Error Parameter ICC1 CW / CCW Mode mA 8.0 8.000 0 ICC2 Stop Mode A 0 0 0 ICC3 Brake Mode mA 6.5 6.500 0 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 3
  4. 4. Input CharacteristicsCircuit Simulation Result 10V VOUT2 5V 0V 0V 0.5V 1.0V 1.5V 2.0V 2.5V 3.0V 3.5V V(OUT2) V(IN1) 10V VOUT1 SEL>> 0V 0V 0.5V 1.0V 1.5V 2.0V 2.5V 3.0V 3.5V V(OUT1) VT V(IN2) 40uA Iref 20uA 0A 0s 50ms 100ms 150ms 200ms I(ref) TimeEvaluation circuit VCC VS 18V 12 OUT1 ref IN1 VCC VREF VS VIN1 IN1 OUT1 V1 = 3.5 V2 = 0 VIN2 IN2 Vref TD = 0 IN2 OUT2 OUT2 V1 = 3.5 GND 10V TR = 25m V2 = 0 TF = 25m TD = 100m U1 PW = 25m TR = 25m TA7291P PER = 1 TF = 25m PW = 25m PER = 1 0 0 0 0 0 0Simulation result Condition Unit Measurement Simulation %Error Parameter VIN1 (High) > 3.5 2.5 - V VIN2 (Low) < 0.8 <1.8 - IIN VIN=3.5V uA 3.0 3.0 0 VT V 0.7 0.7 0 Iref Vref=10V A 20 20 0 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 4
  5. 5. Upper Side Saturation Voltage CharacteristicsCircuit Simulation Result 3.2V 2.4V 1.6V 0.8V 0V 0A 0.4A 0.8A 1.2A 1.6A 2.0A V(VS,OUT1) I_IOEvaluation circuit VS VCC 12 OUT1 IN1 VCC VREF VS IN1 OUT1 VS VIN1 18 IN2 3.5 IN2 OUT2 OUT2 VIN2 GND U1 0 TA7291P IO 0 0 0 0 0 0Simulation result Condition: Vref = VS, VS-VOUT Measure, CW / CCW mode Condition Unit Measurement Simulation %Error Parameter VSAT U-1 IO = 0.2A V 0.9 0.904 0.44 VSAT U-2 IO = 0.4A V 1.0 0.998 -0.20 VSAT U-3 IO = 1.0A V 1.3 1.300 0 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 5
  6. 6. Lower Side Saturation Voltage CharacteristicsCircuit Simulation Result 3.2V 2.4V 1.6V 0.8V 0V 0A 0.4A 0.8A 1.2A 1.6A 2.0A V(OUT2) I_IOEvaluation circuit VS VCC 12 OUT1 IN1 VCC VREF VS IN1 OUT1 VS VIN1 18 IN2 3.5 IN2 OUT2 OUT2 VIN2 GND U1 0 TA7291P IO 0 0 0 0 0 0Simulation result Condition: Vref = VS, VOUT-GND Measure, CW / CCW mode Condition Unit Measurement Simulation %Error Parameter VSAT L-1 IO = 0.2A 0.8 0.795 -0.63 VSAT L-2 IO = 0.4A V 0.9 0.902 0.22 VSAT L-3 IO = 1.0A 1.2 1.200 0 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 6
  7. 7. Output Voltage (Upper Side) CharacteristicsCircuit Simulation Result 12V IO=0.5A IO=1.0A 10V 8V 6V 4V 2V 0V 0V 2V 4V 6V 8V 10V 12V V(OUT1) V_VREFEvaluation circuit VREF 10 0 VCC VREF VS 5 OUT1 IN1 VCC VREF VS IN1 OUT1 VS VIN1 12 IN2 3.5 IN2 OUT2 OUT2 IO VIN2 GND U1 0 TA7291P 0 0 0 0 0 0Simulation result Condition: Vref = 10V, VOUT-GND Measure, CW / CCW mode Condition Unit Measurement Simulation %Error Parameter VOUT U-1 IO = 0.5A V 11 10.762 -2.16 VOUT U-2 IO = 1.0A V 10.7 10.7 0 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 7
  8. 8. Vref  VOUT(H) CharacteristicsCircuit Simulation Result 12V 10V 8V 6V 4V 2V 0V 0V 2V 4V 6V 8V 10V 12V V(OUT1) V_VREFEvaluation circuit VREF 10 0 VCC VREF VS 5 OUT1 IN1 VCC VREF VS IN1 OUT1 VS VIN1 12 IN2 3.5 IN2 OUT2 OUT2 VIN2 GND U1 0 TA7291P 0 0 0 0 0Simulation result Condition: VS = 12V VCC = 5V, Open load, CW / CCW mode Condition Unit Measurement Simulation %Error Parameter VOUT(H)-1 Vref = 1V 2.47 2.484 0.57 V OUT(H)-2 Vref = 2V 3.44 3.451 0.32 V V OUT(H)-3 Vref = 5V 6.375 6.378 0.05 V OUT(H)-3 Vref = 10V 11.275 11.237 -0.34 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 8
  9. 9. Upper Side Diode Forward Voltage CharacteristicsCircuit Simulation Result 2.5V 2.0V 1.5V 1.0V 0.5V 0V 0.0A 0.2A 0.4A 0.6A 0.8A 1.0A V(OUT1,VS) I_IFEvaluation circuit VS IF VCC VREF VS OUT1 IN1 OUT1 OUT2 IN2 OUT2 GND U1 TA7291P GND 0 0Simulation result Condition Unit Measurement Simulation %Error Parameter VF U-1 IF = 0.2A V 1.182 1.185 0.25 VF U-2 IF = 0.5A V 1.652 1.650 -0.12 VF U-3 IF = 1.0A V 2.365 2.366 0.04 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 9
  10. 10. Lower Side Diode Forward Voltage CharacteristicsCircuit Simulation Result 2.5V 2.0V 1.5V 1.0V 0.5V 0V 0.0A 0.2A 0.4A 0.6A 0.8A 1.0A V(GND,OUT2) I_IFEvaluation circuit VS VCC VREF VS OUT1 IN1 OUT1 OUT2 IN2 OUT2 GND IF U1 TA7291P GND 0 0Simulation result Condition Unit Measurement Simulation %Error Parameter VF L-1 IF = 0.2A V 0.92 0.919 -0.11 VF L-2 IF = 0.5A V 1.05 1.049 -0.10 VF L-3 IF = 1.0A V 1.216 1.217 0.08 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 10
  11. 11. Upper Side Diode Junction Capacitance CharacteristicsCircuit Simulation Result 100pA 50pA 0A 1V 5V 10V 15V 20V -I(U1:OUT1)/(20/1u) V(VS)Evaluation circuit VS VR T1 = 0 VCC VREF VS V1 = 0 IN1 OUT1 T2 = 1u V2 = 20 OUT2 0 IN2 OUT2 GND U1 TA7291P 0 0Simulation result Condition Unit Measurement Simulation %Error Parameter CJ U-1 VSVOUT = 1V 62.700 62.07 -1.00 CJ U-2 VSVOUT = 2V 58.400 57.267 -1.94 pF CJ U-3 VSVOUT = 5V 51.500 51.77 0.52 CJ U-4 VSVOUT = 10V 46.200 48.501 4.98 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 11
  12. 12. Lower Side Diode Junction Capacitance CharacteristicsCircuit Simulation Result 100pA 50pA 0A 1V 5V 10V 15V 20V (IC(X_U1.X_UL2.Q_QL)-I(X_U1.X_UL2.D_DL))/(20/1u) V(OUT2) *This capacitance current is plotted from inside the IC model.Evaluation circuit VS VCC VREF VS IN1 OUT1 OUT2 IN2 OUT2 VR GND U1 T1 = 0 TA7291P V1 = 0 T2 = 1u 0 0 0 V2 = 20Simulation result Condition Unit Measurement Simulation %Error Parameter CJ L-1 VSVOUT = 1V 71.400 71.821 0.59 CJ L-2 VSVOUT = 2V 63.500 63.238 -0.41 pF CJ L-3 VSVOUT = 5V 53.000 52.637 -0.68 CJ L-4 VSVOUT = 10V 46.400 45.833 -1.22 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 12
  13. 13. Upper Side Diode Reverse Recovery Time CharacteristicsCircuit Simulation Result 400mA 300mA 200mA 100mA -0mA -100mA -200mA -300mA -400mA 8.8us 9.2us 9.6us 10.0us 10.4us 10.8us 11.2us 11.6us 12.0us 12.4us I(R1) TimeEvaluation circuit 0 VR1 R1 VCC VREF VS T1 = 0 V1 = 11.2 IN1 OUT1 T2 = 10u V2 = 11.2 50 IN2 OUT2 T3 = 10.01u V3 = -9.3 GND U1 TA7291P 0Simulation result Condition Unit Measurement Simulation %Error Parameter trj IF = IR = 200mA ns 240 240.662 0.28 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 13
  14. 14. Lower Side Diode Reverse Recovery Time CharacteristicsCircuit Simulation Result 400mA 300mA 200mA 100mA -0mA -100mA -200mA -300mA -400mA 8.8us 9.2us 9.6us 10.0us 10.4us 10.8us 11.2us 11.6us 12.0us 12.4us I(R1) TimeEvaluation circuit 0 VCC VREF VS IN1 OUT1 R1 IN2 OUT2 GND VR1 50 U1 TA7291P T1 = 0 V1 = 11.2 0 T2 = 10u V2 = 11.2 T3 = 10.01u V3 = -9.3Simulation result Parameter Condition Unit Measurement Simulation %Error trj IF = IR = 200mA ns 360 359 -0.28 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 14
  15. 15. Application Circuit SimulationCircuit Simulation Result 2.0A 2.0V 1 2 Voltage 1.5A 1.5V 1.0A 1.0V 0.5A 0.5V Current BRAKE: CCW: IN1=0, IN2=1 IN1=1, IN2=1 0A 0V CW: IN1=1, IN2=0 BRAKE: IN1=1, IN2=1 -0.5A -0.5V -1.0A -1.0V -1.5A -1.5V >> -2.0A -2.0V 0s 0.4s 0.8s 1.2s 1.6s 2.0s 2.4s 2.8s 3.2s 3.6s 4.0s 4.4s 4.8s 5.2s 5.6s 6.0s 6.4s 6.8s 7.2s 7.6s 1 I(MT) 2 V(OUT1,OUT2) TimeEvaluation circuit VR1-2 VCC VS 5V R1 4.5V VR2-2 0.5 VREF VS 0 0 0 MT IN1 VCC VREF VS OUT1 VIN1 IN1 OUT1 V1 = 0 V2 = 3.5 + TD = 0.4 VIN2 IN2 IN2 OUT2 OUT2 - U2 TR = 10n V1 = 0 FA-130 TF = 10n V2 = 3.5 GND IL = 0.15 PW = 4 TD = 2.4 U1 PER = 6 TR = 10n TA7291P TF = 10n PW = 8 PER = 16 0 0 0 IN1 IN2 OUT1 OUT2 MODE 0 0   STOP 1 0 H L CW / CCW 0 1 L H CCW / CW 1 1 L L BRAKE All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 15
  16. 16. Application Circuit SimulationMeasurement Waveform Voltage Current CCW: IN1=0, IN2=1 BRAKE: IN1=1, IN2=1 CW: IN1=1, IN2=0 BRAKE: IN1=1, IN2=1 All Rights Reserved Copyright (c) Bee Technologies Inc. 2012 16

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