TDA5147CH Datasheet, PDF (18/32 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
SYMBOL
PARAMETER
CONDITIONS
MIN.
Power monitor comparators; pins POR5_VADJ and POR12_VADJ
V_t12
threshold voltage level
8.7
adjustment for +12 V
V_t5
threshold voltage level
4.4
adjustment for +5 V
H_V5
hysteresis on V_CC5
comparator
hysteresis in positive direction. 30
H_V12
hysteresis on V_CCA12
comparator
hysteresis in positive direction. 120
V_12adj
V_5adj
Power-on reset 12 V
adjustable voltage
Power-on reset 5 V
adjustable voltage
normal power supply to
3.25
resistor divider 25.4 kΩ and
9.7 kΩ
normal power supply to
2.74
resistor divider 7.86 kΩ and
10 kΩ
Power-on reset generator; pins CPOR and PORN
V_OL
LOW level input voltage I_OL = 2 mA; V_CC = 5 or 12 V −
(below threshold voltage)
V_OH
HIGH level input voltage V_CC = 5 or 12 V
4.85
(above hysteresis voltage)
I_CPOR
source current for charging
8.2
capacitor
V_CPOR
threshold voltage
−
t_dPORN
Power-on reset delay
capacitance = 220 nF
−
t_RPULSE power supply maximum
see Fig.7
−
pulse duration
Thermal protection
T_SOFF
switch-off junction
temperature
∆T
thermal hysteresis
Thermal warning; pin TEMP
T_warn
warning temperature
V_OL
output voltage
I_IH
leakage current when
output collector is ‘off’
150
−
gives a warning 15 °C before −
T_SOFF
I_Out = 500 µA
−
V_Out = 5 V
10
TYP.
MAX.
9.0
9.3
4.5
4.6
70
110
200
280
3.32
3.39
2.8
2.86
−
0.5
−
−
12
15.3
2.5
−
45
−
2.5
5.0
−
164
30
−
T_SOFF − 15 −
−
1.2
−
−
UNIT
V
V
mV
mV
V
V
V
V
V
ms
µs
°C
°C
°C
V
µA
1997 Jul 09
18