參數(shù)資料
型號(hào)： TDA5149G
廠商： NXP SEMICONDUCTORS
元件分類： 運(yùn)動(dòng)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(yè)數(shù)： 18/28頁(yè)
文件大?。?/td> 148K
代理商： TDA5149G
1996 May 06
18
Philips Semiconductors
Product specification
12 V Voice Coil Motor (VCM) driver and
spindle motor pre-driver combination chip
TDA5149G
SISENS:
PIN
15
V
o
V
o
G
S
f
UG
S
PINDLE CURRENT LOOP FILTER AMPLIFIER
:
PINS
18
AND
19 (SINTIN
AND
ISPIN)
output voltage shift
output voltage level
spindle sense amplifier gain
unity gain bandwidth
1.38
1.37
4.85
1
1.43
5.0
1.48
V
DD
1.2
5.15
V
V
V/V
MHz
V
iCM
V
i(os)
I
i
SICOMP:
PIN
20
common mode input voltage
input offset voltage
input current
1.3
3.0
1
3.2
+3.0
0
V
mV
μ
A
V
OL
V
OH
SR
f
UG
S
PINDLE
PWM
COMPARATORS
:
PINS
22
AND
23 (CSS1
AND
CSS2)
LOW level output voltage
HIGH level output voltage
slew rate
unity gain bandwidth
I
OL
= 1 mA
I
OH
=
0.6 mA
3.5
0.5
1
0.9
0.5
1.5
V
V
V/
μ
s
MHz
V
dc
I
sink(d)
discharge clamp voltage
sink current
I
CSS1,2
= 0.5 mA
for normal CSS1 and
CSS2 discharge;
R
Iref
= 120 k
for CSS1 and CSS2
short
20.2
21.0
0.45
21.8
V
μ
A
I
sink(s)
sink current
1
mA
A
NALOG SWITCHES
:
PIN
21 (RPOS)
R
Son
R
Soff
S
AWTOOTH OSCILLATOR
:
PIN
24 (STOSC)
switch-on resistance
switch-off resistance
150
10
250
400
M
V
SUL
V
SLL
I
source
I
sink
voltage swing upper limit
voltage swing lower limit
source current
sink current
2.9
0.53
44.4
500
3.0
0.55
42.8
800
3.1
0.57
41.2
1100
V
V
μ
A
μ
A
static test
note 8
note 9
Voice coil motor driver
VCM
PREAMPLIFIERS
:
PINS
41
AND
40 (V
CMIN1
AND
V
CMIN2
)
I
i
input current
V
i(os)
input offset voltage
f
UG
unity gain bandwidth
G
RSon
gain switch-on resistance
G
RSoff
gain switch-off resistance
10
6
10
3
+10
+6
60
μ
A
mV
MHz
M
VGAINSEL = 1
VGAINSEL = 0
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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