TB9060FN

TB9060FN Preliminary TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TB9060FN 3-Phase Full-Wave Sensorless Controller for Brushless DC Motors The TB9060FN is a 3-phase full-wave sensorless controller for brushless DC motors. It is capable of controlling voltage by PWM signal input. When combined with various drive circuits, it can be used for various types of motors. Features · · · · · · · · · 3-phase full-wave sensorless drive PWM control (PWM signal is applied externally.) Turn-on signal output current: 20 mA Overcurrent protection function Forward/reverse modes Lead angle control function (0°, 7.5°, 15° and 30°) Lap turn-on function Two types of PWM output (upper PWM and upper/lower alternate PWM) Rotational speed sensing function Weight: 0.10 g (typ.) www.DataSheet4U.com 1 2002-09-11 TB9060FN Block Diagram VDD 13 SEL_BIT0 SEL_BIT1 SEL_LAP SEL_OUT PWM 6 7 9 5 PWM control 3 Rotation instruction circuit Timing control Turn-on signal forming circuit 15 OUT_UP 16 OUT_VP 17 OUT_WP 19 OUT_UN 20 OUT_VN 21 OUT_WN 14 OUT_FG CW_CCW 4 LA0 LA1 XTin XT 1 2 11 10 Lead angle setting circuit Overcurrent protection circuit Position detection circuit 23 OC Clock generator circuit 24 WAVE 12 GND 8 TEST Pin Assignment TB9060FN LA0 LA1 PWM CW_CCW SEL_OUT SEL_BIT0 SEL_BIT1 TEST SEL_LAP XT 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 WAVE OC NC OUT_WN OUT_VN OUT_UN NC OUT_WP OUT_VP OUT_UP OUT_FG VDD www.DataSheet4U.com XTin GND 2 2002-09-11 T...