TDA5147CH Datasheet, PDF (16/32 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
Preliminary specification
TDA5147CH
CHARACTERISTICS
Operating characteristics
V_CC5 = 5 V; V_CCS12 = V_CCA12 = V_CCV12 = 12 V; T_amb = 0 to 70 °C.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
Supplies
V_CC5
V_CCS12
analog supply voltage 1
supply voltage for spindle
motor drivers
4.5
5
10.8
12
V_CCV12
V_CCA12
supply voltage for VCM driver
analog supply voltage 2
10.8
12
10.8
12
Upper booster
C_APCP
external output capacitor
connected between
−
10
BSTCP1 and BSTCP2
C_CAPFLT charge pump capacitor
connected between
−
22
BSTFLT and ground
Spindle low side; pin SPWMTC
C_sl
capacitor for spindle low side
−
R_sl
resistor for spindle low side
−
Capacitors for park voltage supply; pins SHPWR2 and SHPWR3
C_clamp
clamp capacitor
−
Digital PWM input; pin SIPWM
V_IH
HIGH level input voltage
3
V_IL
LOW level input voltage
−0.3
Digital inputs of spindle decoder; pins SCNTL1, SCNTL2 and SCNTL3
V_IH
HIGH level input voltage
see Table 1; V_CC5 = 5 V 3.5
3 level input; pin SMODE1
V_oh
voltage level for current sense
in non PWM mode
0.75V_CC5 +
0.15
V_TRI
voltage level for BEMF sense state also achieved
0.25V_CC5 +
and PWM switch control
with floating input
0.15
V_ol
voltage level for BEMF sense
−
and linear control
220
68
22
5
0
−
−
0.50V_CC5
−
Control amplifier; pin SCOMP
C_SCOMP control loop capacitor
Park enable; pin V_PCNTL
V_oh
voltage level for enable
V_TRI
voltage level for disable
V_ol
voltage level for retract
−
47
state also achieved
with floating input
0.75V_CC5 +
0.15
0.25V_CC5 +
0.15
−
−
0.50V_CC5
−
MAX.
5.5
13.2
13.2
13.2
−
−
−
−
−
5.5
+2
−
−
0.75V_CC5 −
0.15
0.25V_CC5 −
0.15
−
−
0.75V_CC5 −
0.15
0.25V_CC5 −
0.15
UNIT
V
V
V
V
nF
nF
pF
kΩ
µF
V
V
V
V
V
V
nF
V
V
V
1997 Jul 09
16