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參數(shù)資料
| 型號： | TDA5149G |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 運(yùn)動控制電子 |
| 英文描述： | 12 V Voice Coil Motor VCM driver and spindle motor pre-driver combination chip |
| 中文描述： | DISK DRIVE MOTOR CONTROLLER, 2.5 A, PQFP64 |
| 封裝： | 10 X 10 X 1.40 MM, PLASTIC, LQFP-64 |
| 文件頁數(shù)： | 6/28頁 |
| 文件大?。?/td> | 148K |
| 代理商： | TDA5149G |
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1996 May 06
6
Philips Semiconductors
Product specification
12 V Voice Coil Motor (VCM) driver and
spindle motor pre-driver combination chip
TDA5149G
Note
1.
The 4 ground pins are tied to the lead frame for better heat dissipation.
V
CMIN1
V
CMSENSEH
V
CMSENSEL
V
CM+
H0
VCM
ref
BRAKEPOWER
PGND2
V
ref(o)
V
CMSENSOUT
BRAKEDELAY
LATCHHOLD
LATCHACTIV
V
DD
V
DDD
SCANTEST
FG
CLOCK
SDATA
SCLOCK
SENABLE
CAPX2
CAPX1
DGND
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
I
I
I
VCM control input voltage
positive VCM sense amplifier input voltage
negative VCM sense amplifier input voltage
positive output voltage of the VCM power stage
gate control of the isolating power FET
reference voltage input for the VCM
reservoir capacitor for the brake/park circuitry
power ground 2 for VCM DMOS; note 1
reference voltage generator output
VCM sense amplifier output voltage
powerless brake delay adjustment
latch hold output
latch activate output
general supply voltage (+12 V)
digital supply voltage (+5 V)
test mode input
commutation frequency generator output
clock for digital timing input
serial port data input
serial port clock input
serial port enable input
charge pump capacitor input/output
charge pump capacitor input/output
digital ground; note 1
O
O
I
I/O
O
O
I/O
O
O
I
O
I
I
I
I
I/O
I/O
SYMBOL
PIN
I/O
DESCRIPTION
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