UPD16873B - MONOLITHIC 3-ASPECT SPINDLE MOTOR DRIVER

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NEC

Part number	UPD16873B
Manufacturer	NEC
File Size	103.08 KB
Description	MONOLITHIC 3-ASPECT SPINDLE MOTOR DRIVER
Datasheet	UPD16873B Datasheet
Additional preview pages of the UPD16873B datasheet.

µPD16873/A/B/C is 3 aspect spindle motor driver that composed by CMOS control circuit and MOS bridge output.

Low On resistance. (The summation of the on resistance of the upper and lower MOSFET) RON = 0.6 Ω (TYP. ).
Low consumption power for 3 aspects all-wave PWM drive method.
Index pulse (FG pulse) output function built in.
By the PWM-drive form and the IND pulse pattern, 4 kind, line-up PWM method Pattern of IND pulse (at 12 pole motor) 3 phase composition output (18 pulses/turn) 1 phase output (6 pulses/turn) 1 phase output (6 pulses/turn) 3 phase composition o.

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Published: Apr 17, 2005 |