參數(shù)資料
型號： TDA5149G
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 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)： 21/28頁
文件大?。?/td> 148K
代理商： TDA5149G
1996 May 06
21
Philips Semiconductors
Product specification
12 V Voice Coil Motor (VCM) driver and
spindle motor pre-driver combination chip
TDA5149G
Power-on/power-off reset
U
NDER THRESHOLD COMPARATORS
:
PINS
29
AND
28 (POR12
ADJ
AND
POR5
ADJ
)
V
PORTH5
5 V threshold voltage for
power-on/power-off detection
V
DDDhys
hysteresis on V
DDD
comparator
V
PORTH12
12 V threshold voltage for
power-on/power-off detection
V
DDhys
hysteresis on V
DD
comparator
R
POR5low
POR5
ADJ
lower resistance
R
POR5low
POR5
ADJ
lower resistance
temperature variation
R
Rup/Rlo
POR5
ADJ
resistance ratio
4.30
4.37
4.50
V
30
55
80
mV
10.25
10.4
10.75
V
60
25340
95
28800 32260
66
130
mV
/
°
C
T
j
= 25
°
C
over full temperature
range
T
j
= 25
°
C
0.715
0.725
0.735
R
POR12low
R
POR12low
POR12
ADJ
lower resistance
POR12
ADJ
lower resistance
temperature variation
POR12
ADJ
resistance ratio
10560
12000 13440
27
/
°
C
R
Rup/Rlo
over full temperature
range
3.07
3.11
3.15
P
OWER
-
ON
/
POWER
-
OFF DELAY GENERATOR
:
PIN
26 (POR
DELAY
)
I
source
source current
V
HT
RESET output threshold
voltage
V
LT
LOW threshold voltage
RESETP:
PIN
34
2.4
2.51
2.2
2.57
1.8
2.63
μ
A
V
note 11
0.4
V
V
OL
R
pu
LOW level output voltage
pull up resistor
I
OL
= 3 mA
over full temperature
range
6
10
0.4
14
V
k
RESETA:
PIN
35
V
OH
V
OL
HIGH level output voltage
LOW level output voltage
I
OH
=
1.5 mA
I
OL
= 3 mA
V
DDD
0.7
0.4
V
V
Digital control
CLOCK:
PIN
58
f
clk
δ
clock frequency
duty factor
40
50
12
60
MHz
%
FG:
PIN
57
V
OH
V
OL
HIGH level output voltage
LOW level output voltage
I
OH
=
0.15 mA
I
OL
= 0.10 mA
V
DDD
0.7
0.4
V
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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