KA3086D

www.fairchildsemi.com FAN8486D (KA3086D) 2-Phase BLDC Motor Driver Features Drives the BLDC motor using 2 hall sensors. 2-phase, full-wave drive method Built-in thermal shutdown (TSD) circuit Controls the motor speed through voltage Built-in bandgap circuit Built-in frequency Generator (FG) & Phase Generator (PG) amplifier & comparator. Descripiton The FAN8486D is a monolithic integrated circuit, and it is suitable for drum motor driver of VCR system. 28-SSOP-300SG Typical Applications Video cassette recorder (VCR) cylinder (drum) motor Other 2-phase BLDC motor Ordering Information Device FAN8486D Package 28-SSOP-300SG Operating Temp. −25°C ~ +75°C −25°C ~ +75°C FAN8486DTF 28-SSOP-300SG Rev. 1.0.1 February. 2000. ©2000 Fairchild Semiconductor International 2 1 2 3 4 54 6 7 27 28 FAN8486D (KA3086D) PVCC2 SGND Pin Assignments NC VCTL 26 NC FGOUT 25 NC FGAMPOUT 24 OUT2P FGIN 23 PGND2 FG(V25) 22 OUT2N VREG 21 FAN8486D OUT1P PG(V25) 8 9 20 Rev. 1.0.1 February. 2000. PGND1 10 PGIN 19 OUT1N PGAMPOUT 18 11 NC PGOUT 12 14 17 PVCC1 H2N 13 16 SVCC H2P 14 15 H1P H1N FAN8486D (KA3086D) Pin Definitions Pine Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Pin Name PVCC2 NC NC NC OUT2P PGND2 OUT2N OUT1P PGND1 OUT1N NC PVCC1 SVCC H1P H1N H2P H2N PGOUT PGAMPOUT PGIN PG(V25) VREG FG(V25) FGIN FGAMPOUT FGOUT VCTL SGND I/O O O O O O I I I I O O I I O O I Output drive 2(P) Power ground 2 Ou...