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AN8482SB-the integrated circuit of the 3-phase spindle motor

2016-09-03 15:29  
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AN8482SB-the integrated circuit of the 3-phase spindle motor driver
AN8482SB-the integrated circuit of the 3-phase spindle motor driver
1.the internal circuitAN8482SB contains sub-circuits of Hall position information matrix, logic control, selective distributor, differentia amplifier, 3-phase motor driver, FG comparison and starting/stopping, in addition, it has has a functions of overhead protection. The internal circuit is shown in Figure 1. 2.pin functions and dataAN8482SB is in flat 28-lead package with cooling fins, whose pin functions and data are listed in Table 1, and the data were got from tests on TCL DVD一250O.