TB6584AFNG(O,C8,EL Toshiba

TB6584AFNG TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic TB6584AFNG 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller The TB6584AFNG is designed for motor fan applications for three-phase brushless DC (BLDC) motors. Features Sine-wave PWM control Triangular-wave generator (with a carrier frequency of f /252 Hz) osc Lead angle control (0 to 58 in 32 separate steps) External setting or automatic internal control Weight: 0.17 g (typ.) Current-limiting input pin Voltage regulator (V = 5 V typ., 30 mA max) refout Operating supply voltage range: V = 6 V to 16.5 V CC TB6584AFNG is RoHS compatible. The following conditions apply to solderability: About solderability, following conditions were confirmed (1)Use of Sn-37Pb solder Bath solder bath temperature: 230 dipping time: 5 seconds the number of times: once use of R-type flux (2)Use of Sn-3.0Ag-0.5Cu solder Bath solder bath temperature: 245 dipping time: 5 seconds the number of times: once use of R-type flux 1 2010-05-27 TB6584AFNG Block Diagram G G19 18 PH 17 LPF 15 LA 13 UL 14 in out Upper limit Peak hold Low pass OSC/C 1 filter OSC/R 6-bit 2 System clock triangular HUP 3 generator wave HUM 4 generator 5-bit AD HVP 5 Comparator U Position HVM 6 23 U Counter estimation HWP 7 Output 26 X Data Comparator V waveform Dead HWM 8 selector 24 V Internal Phase generator time V 12 sp ref. Comparator 27 Y alignment control W voltage Voltage V 21 CC 25 W regulator 120/180 120/180 28 Z select GND 9 Charger & V 22 Comparator refout PWM gate FG Rotation Power-on block direction HU reset HV 120 RES 10 HW commutation ST/SP I dc 20 matrix CW/CCW Protection CW/CCW 11 ERR & FGC 16 GB Reset FG 29 REV 30 In the above block diagram, part of the functional blocks or constants may be omitted or simplified for explanatory purposes. 2010-05-27 2