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MC33030DW データシート(PDF) 11 Page - ON Semiconductor |
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MC33030DW データシート(HTML) 11 Page - ON Semiconductor |
11 / 16 page MC33030 11 MOTOROLA ANALOG IC DEVICE DATA 20 k 20 k For 60 Hz R = 53.6 k, C = 0.05 Vin 20 k 7 8 VB R2 R3 R4 VA R C R/2 2C C R 8 7 6 Figure 25. Notch Filter Figure 26. Differential Input Amplifier Error Amp Error Amp – 9 R1 6 + 9 – + 20 k f notch + 1 2 pRC V Pin 6 + V A R 3 ) R 4 R 1 ) R 2 R 2 R 3 – R 4 R 3 V B R1 R R VRef R + ∆R R VB 6 20 k R2 Set Temperature Cabin Temperature Sensor VCC R4 R3 R2 T R1 VCC 1 6 7 8 8 7 VA 20 k 20 k 20 k Figure 27. Temperature Sensing Servo System – R4 – Error Amp + 9 + Error Amp In this application the servo motor drives the heat/air conditioner modulator door in a duct system. 9 R3 V Pin 6 + R 4 R 3 (V A –V B ) V Pin 6 + V CC R 4 R 3 ) 1 R 1 R 2 ) 1 V A * V B + V Ref DR 4R ) 2DR R 1 + R 3 ,R 2 + R 4 ,R 1 uu R Figure 28. Bridge Amplifier CDLY 16 4.7 k VCC LM311 ROC 15 7 1 8 4 2 3 VRef Vin + O.C. R S Q 7.5 V 470 A D2 D1 D1 Q RE D2 RE Figure 29. Remote Latched Shutdown VCC Motor A direction change signal is required at Pins 2 or 3 to reset the over–current latch. R E [ VF(D 1 ) ) VF(D 2 )–VBE(ON) IMOTOR–IDRV(max) + B This circuit maintains the brake and over–current features of the MC33030. Set ROC to 15 k for IDRV(max) ≈ 0.5 A. From Drive Outputs Figure 30. Power H–Switch Buffer |
同様の部品番号 - MC33030DW |
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同様の説明 - MC33030DW |
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