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TDA5147K Datasheet(PDF) 5 Page - NXP Semiconductors

Part No. TDA5147K
Description  12 V Voice Coil Motor VCM driver and spindle motor drive combination chip
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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 5 page
background image
1996 Jul 26
5
Philips Semiconductors
Product speciļ¬cation
12 V Voice Coil Motor (VCM) driver and
spindle motor drive combination chip
TDA5147K
Fig.3 Block diagram of voice coil motor driver.
handbook, full pagewidth
MBH023
VDD
VDD
autopark
park
disable
PARK
CICUITRY
Vref(o)
POWER
POWER
POWER AMPLIFIERS
36
42
VCMP
Rs
43
VISENL
SENSE
Vref(o)
40
VISENH
Vref(o)
SENSE
41
44
33
49
VISEN2
VCMINP
VFLTOUT
VISEN1
VCMN
35
VPCNTL
SHPWR
RETADJ
22
Vref(o)
Vref(o)
48
VFLTINP
52
28
AGND1
AGND2
UNDER
VOLTAGE
GENERATOR
PWM
DECODER
PWM
DETECTOR
to spindle
section
38
46
47
6
7
VCCAI
Vref
37
13
39
VCCS
VCCV
VCCA2
CPOR
POR
4
TDA5147K
5
POR12ADJ
POR5ADJ
Vref(o)
Vref(i)
VIPWML
VIPWMH
VCCA2
SDRU
M




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