參數(shù)資料
型號： TDA5147CH
廠商： NXP SEMICONDUCTORS
元件分類： 運動控制電子
英文描述： 12 V Voice Coil Motor VCM driver and spindle motor drive combination chip
中文描述： DISK DRIVE MOTOR CONTROLLER, PQFP64
文件頁數(shù)： 22/32頁
文件大小： 196K
代理商： TDA5147CH
1997 Jul 09
22
Philips Semiconductors
Preliminary specification
12 V Voice Coil Motor (VCM) driver and
spindle motor drive combination chip
TDA5147CH
VCM PWM filter; pins V
FLTINP
and V
FLTOUT
I
o(VFLTOUT)
Φ
output current on V
FLTOUT
maximum phase shift from
V
FLTINP
to V
FLTOUT
filter cut-off frequency from
V
FLTINP
to V
FLTOUT
filter attenuation at 1 MHz
measured from V
FLTINP
to
V
FLTOUT
output voltage range
measured at V
FLTOUT
, with
V
IPWML
and V
IPWMH
V
FLTOUT
=
V
o
+ 10 mV
measured at 500 Hz;
C
filter
= 1.8 nF
500
2
μ
A
deg
f
co
40
kHz
att
70
dB
V
FLTOUT
0% duty factor
50% duty factor
100% duty factor
V
2.08
V
0.06
V + 1.92 V + 2
V
2.0
V
V
1.92
V + 0.06
V + 2.08
V
V
V
Reference voltage; pin V
refout
V
ref(o)
output reference voltage
I
o
= 4 mA; C
L
= 10 nF
3.8
4.0
4.2
V
Current Sense Amplifier; pins V
ISENS1
, V
ISENL
and V
ISENH
I
SEN
input current at V
ISENL
,
V
ISENH
output sink current 1
V
ISENS1
overvoltage range of 0 to 12 V
200
+415
+540
μ
A
I
sk1
force V
ISENH
- V
ISENL
to equal
250 mV; allow output drop of
100 mV between no load and full
load
force V
ISENH
- V
ISENL
to equal
250 mV; allow output drop of
100 mV between no load and full
load
gain and offset valid
400
μ
A
I
s1
output source current 1
V
ISENL
400
μ
A
V
R1
operating voltage range
V
ISENL
, V
ISENH
amplifier gain for
V
V
–
V
ISENS1
V
ISENL
–
0
12
V
G1
under all conditions
3.8
4.0
4.2
V
os1
B
W1
PSRR
output offset voltage
unity gain bandwidth
power supply rejection ratio f
i
< 20 kHz
V
ISENH
V
ISENL
= 0 V at 0.5V
CC
15
10
60
+15
mV
MHz
dB
Brake after park function; pins BRKTC and RET
ADJ
V
BRAKE
BRKTC level to perform
brake action
BRKTC input current
during power ‘on’
RET
ADJ
current during
power ‘on’
low level output voltage on
RET
ADJ
power ‘OFF’
0.4
0.7
V
I
BRKTCON
V
BRKTC
= 0.4 V
300
μ
A
I
RETADJON
V
RETADJ
= 0.4 V
10
μ
A
V
RETADJOFF
V
CC5
= 0 V; SHPWR2 = 5 V;
V
CC12
= 0 V; I
RETADJ
= 400
μ
A
0.5
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
------------------------------------------
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