TDA5147CH Datasheet, PDF (25/32 Pages) NXP Semiconductors – 12 V Voice Coil Motor VCM driver and spindle motor drive combination chip

Philips Semiconductors
12 V Voice Coil Motor (VCM) driver and
spindle motor drive combination chip
APPLICATION INFORMATION
Preliminary specification
TDA5147CH
handbook, full pagewidth
DIGITAL
CIRCUIT
PORN
VPCNTL
TDA5147CH
POWER-ON RESET
PARK
VIPWML, VIPWMH
SCNTL1 to 3, SIPWM
VOICE COIL
MOTOR DRIVE
SENU, SENV, SENWIS
SPINDLE
ACTUATORS
MGG847
No external power drivers; dynamic braking for non-power down situations; 2A spindle current; 1.2 A VCM power driver; full-wave spindle mode, PORN
monitors for both 5 and 12 V supplies; auto-park in the event of power-down; Auto-brake after park in case of power down.
Fig.8 System block diagram.
1997 Jul 09
25