TDA5147K Datasheet, PDF (6/32 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
Product specification
TDA5147K
PINNING
SYMBOL
PIN
V_CCA1
1
SDRVW
2
SMODE1
3
C_POR
4
POR
5
POR12_ADJ
6
POR5_ADJ
7
SENWIS
8
SISINK2
9
SCNTL1
10
SCNTL2
11
SDRVV
12
V_CCS
13
SCNTL3
14
SPWMTC
15
SDRVN
16
SENU
17
SENV
18
SHPWR3
19
BSTFLT
20
BSTCP2
21
RET_ADJ
22
SCOMP
23
SDRVU
24
BSTCP1
25
SPWMFLT
26
SISINK1
27
AGND1
28
SHPWR1
29
SIPWM
30
SISENH
31
SISENL
32
V_CMINP
33
PGND1
34
V_PCNTL
35
V_CMN
36
V_ref(o)
37
V_ref(i)
38
V_CCV
39
V_ISENH
40
1996 Jul 26
I/O
DESCRIPTION
−
analog supply voltage 1 (+5 V)
O phase 3 output for spindle motor
I
3-state level input for spindle mode
I/O power-on reset delay capacitor
O power-on reset digital output (active LOW)
O adjustment of POR threshold (for +12 V)
O adjustment of POR threshold (for +5 V)
O digital output of back EMF sense 3/inductive sense
−
connection 2 to the sense resistor
I
digital input 1 for spindle decoder
I
digital input 2 for spindle decoder
O phase 2 output for spindle motor
−
power supply of spindle motor drivers (+12 V)
I
digital input 3 for spindle decoder
O capacitor for spindle low side PWM time off
O centre TAP connection to spindle motor
O digital output of back EMF sense 1
O digital output of back EMF sense 2
O capacitor 3 for PARK supply voltage
O booster filter output
O booster capacitor 2 output
I/O retract voltage adjustment pin
O control amplifier pole adjustment
O phase 1 output for spindle motor
O booster capacitor 1 output
O capacitor for spindle PWM filter
−
connection 1 to the sense resistor
−
analog ground 1
O capacitor 1 for PARK supply voltage
I
digital PWM input for spindle current
O sense resistor for spindle current
O isolated ground connection for spindle sense amplifier
I
closed loop voltage compensation of VCM
−
power ground of VCM driver
I
PARK enable 3-state voltage level input
O negative output voltage of H-bridge
O reference voltage output for external ADC
I
reference voltage input for the 2nd sense amplifier
−
power supply of VCM driver (+12 V)
I
positive input voltage of sense resistor amplifier
6