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TA8493F spindle three-phase motor driver integrated circuit

2016-09-03 19:14  
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TA8493F spindle three-phase motor driver integrated circuit
TA8493F spindle three-phase motor driver integrated circuit
The TA8493F is designed as one kind of spindle three-phase motor driver integrated circuit that is produced by the TOSHIBA company, and this device can be used in DVD player as the dedicated driver circuit. 1. In-circuit block diagram The TA8493F has the Hall position signal matrix circuit, the polarity reversal detection circuit, the differential amplifier & 3 phases motor driver circuit, and the mode selection & undervoltage braking circuit. The in-circuit block diagram is as shown in figure 1. Figure 1 The in-circuit block diagram of the TA8493F 2.Pin functions The TA8493F is in the 30-pin package, the pin dunctions and data is as shown in table 1. Table 1 The pin functions and data of the TA8493F