TDA5147CH Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
TDA5147CH
Philips Electronics
TDA5147CH Datasheet PDF : 32 Pages
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Philips Semiconductors
12 V Voice Coil Motor (VCM) driver and
spindle motor drive combination chip
Preliminary specification
TDA5147CH
CHARACTERISTICS
Operating characteristics
VCC5 = 5 V; VCCS12 = VCCA12 = VCCV12 = 12 V; Tamb = 0 to 70 °C.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
Supplies
VCC5
VCCS12
analog supply voltage 1
supply voltage for spindle
motor drivers
4.5
5
10.8
12
VCCV12
VCCA12
supply voltage for VCM driver
analog supply voltage 2
10.8
12
10.8
12
Upper booster
CAPCP
external output capacitor
connected between
−
10
BSTCP1 and BSTCP2
CCAPFLT charge pump capacitor
connected between
−
22
BSTFLT and ground
Spindle low side; pin SPWMTC
Csl
capacitor for spindle low side
−
Rsl
resistor for spindle low side
−
Capacitors for park voltage supply; pins SHPWR2 and SHPWR3
Cclamp
clamp capacitor
−
Digital PWM input; pin SIPWM
VIH
HIGH level input voltage
3
VIL
LOW level input voltage
−0.3
Digital inputs of spindle decoder; pins SCNTL1, SCNTL2 and SCNTL3
VIH
HIGH level input voltage
see Table 1; VCC5 = 5 V 3.5
3 level input; pin SMODE1
Voh
voltage level for current sense
in non PWM mode
0.75VCC5 +
0.15
VTRI
voltage level for BEMF sense state also achieved
0.25VCC5 +
and PWM switch control
with floating input
0.15
Vol
voltage level for BEMF sense
−
and linear control
220
68
22
5
0
−
−
0.50VCC5
−
Control amplifier; pin SCOMP
CSCOMP control loop capacitor
Park enable; pin VPCNTL
Voh
voltage level for enable
VTRI
voltage level for disable
Vol
voltage level for retract
−
47
state also achieved
with floating input
0.75VCC5 +
0.15
0.25VCC5 +
0.15
−
−
0.50VCC5
−
MAX.
5.5
13.2
13.2
13.2
−
−
−
−
−
5.5
+2
−
−
0.75VCC5 −
0.15
0.25VCC5 −
0.15
−
−
0.75VCC5 −
0.15
0.25VCC5 −
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
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