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TDA5147CH Datasheet(PDF) 6 Page - NXP Semiconductors

Part No. TDA5147CH
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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 6 page
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1997 Jul 09
6
Philips Semiconductors
Preliminary specification
12 V Voice Coil Motor (VCM) driver and
spindle motor drive combination chip
TDA5147CH
PINNING
SYMBOL
PIN
I/O
DESCRIPTION
VIPWML
1
I
LSB PWM input
VIPWMH
2
I
MSB PWM input
VFLTINP
3
O
voice coil motor PWM filter
capacitor
VFLTOUT
4
O
PWM filter output voltage
SHPWR2
5
O
capacitor for park supply
voltage
GNDSUBB
6
analog ground 2
GNDSUBB
7
analog ground 2
VCCA12
8
analog supply voltage 2
(+12 V)
VCC5
9
analog supply voltage 1
(+5 V)
SDRVW
10
O
phase 3 output for spindle
motor
n.c.
11
not connected
n.c.
12
not connected
SMODE1
13
3 level input for spindle
mode
CPOR
14
I/O
Power-on reset delay
capacitor
PORN
15
O
Power-on reset digital output
(active LOW)
POR12VADJ
16
I
adjustment of PORN
threshold (for +12 V)
POR5VADJ
17
I
adjustment of PORN
threshold (for +5 V)
SENWIS
18
O
digital output of back EMF
sense 3/inductive sense
SISINK2
19
O
connection 2 to the sense
resistor
SCNTL1
20
I
digital input 1 for spindle
decoder
SCNTL2
21
I
digital input 2 for spindle
decoder
SCNTL3
22
I
digital input 3 for spindle
decoder
SDRVV
23
O
phase 2 output for spindle
motor
SPWMTC
24
I/O
capacitor for spindle low side
PWM time off
SDRVN
25
O
centre TAP connection to
spindle motor
SENU
26
O
digital output of back EMF
sense 1
SENV
27
O
digital output of back EMF
sense 2
SHPWR3
28
O
capacitor 3 for park supply
voltage
BSTFLT
29
O
booster filter output
BSTCP2
30
O
booster capacitor 2 output
n.c.
31
not connected
n.c.
32
not connected
n.c.
33
not connected
n.c.
34
not connected
RETADJ
35
I/O
retract voltage adjustment
pin
VCCS12
36
power supply of spindle
motor drivers (+12 V)
SCOMP
37
O
control amplifier pole
adjustment
SPWMFLT
38
I/O
capacitor for spindle PWM
filter
SDRVU
39
O
phase 1 output for spindle
motor
SHPWR1
40
O
capacitor 1 for park supply
voltage
BSTCP1
41
O
booster capacitor 1 output
SISINK1
42
O
connection 1 to the sense
resistor
GNDSUBA
43
analog ground 1
SIPWM
44
I
digital PWM input for spindle
current
SISENH
45
I
sense resistor for spindle
current
SISENL
46
I
isolated ground connection
for spindle sense amplifier
VCMINP
47
I
closed loop voltage
compensation of VCM
n.c.
48
not connected
VCC2V12
49
+12 V power supply of VCM
driver
VPCNTL
50
I
park enable 3-level input
VCMP
51
O
positive output voltage of
H-Bridge
Vrefout
52
O
output reference for external
ADC
BRKTC
53
I
input for setting brake after
park time
SYMBOL
PIN
I/O
DESCRIPTION




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