參數(shù)資料
型號： KA3014
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類： 光電元器件
英文描述： Spindle + 4-CH Motor Driver
中文描述： CD MOTOR DRIVER, PQFP48
封裝： 14 X 14 MM, HEAT SINK, QFP-48
文件頁數(shù)： 11/26頁
文件大小： 419K
代理商： KA3014
KA3014
11
Electrical Charateristics (Continued)
(BTL DRIVE PART, Ta=25
°
C, V
CC1
=12V, V
MBTL
=12V, R
L
=24
)
Calculation of Gain & Torque Limit Current
0.255 is GM times R1 and it is a fixed value within IC.
Vmax (see above block diagram) is set to 350mV.
Parameter
Symbol
Condition
Min.
Typ.
Max.
Units
BTL DRIVE PART (Ta=25
°
C, V
CC1
=12V, V
MBTL
=12V, R
L
=24
)
Quiescent circuit current
Output offset voltage
Maximum output
Amplitude voltage
Voltage gain
Ripple rejection ratio
Slew rate
Mute off voltage
Mute on voltage
VARIABLE-REGULATOR
Regulator output range
Load regulation
Line regulation
Regulator output voltage 1
Regulator output voltage 2
I
CC
V
OO
V
OM
–
–
–
–
9
–
12
30
–
mA
mV
V
30
9.5
10.5
G
VC
RR
SR
V
MOFF
V
MON
V
IN
=0.1V
RMS
, 1kHz
V
IN
=0.1V
RMS
, 120kHz
120Hz, 2Vpp
10.5
–
–
–
2.5
12.0
60
1.0
–
–
13.5
–
–
0.5
–
dB
dB
V/
μ
s
V
V
–
–
V
REG
V
R1
V
CC
V
REG1
V
REG2
IL=100mA
IL=0
→
200mA
IL=200mA, V
CC
=6V
→
9V
IL=100mA
IL=100mA
2.0
40
20
4.75
3.135
–
0
0
5.25
10
30
5.25
3.465
V
mV
mV
V
V
5.0
3.3
EC
ECR
+
Gm
+
+
Absolute
Values
Current / Voltage
Convertor
R1
Vin
+
Driver
VM
Vmax
Max. output current limiting
+
VM
VM
Negative
Feedback loop
I
O
R
S
V
S
+
CS1 (Pin 9)
Output
Current sense
Power
Transistors
Commutation
Distributor
U
V
W
H1
H2
H3
I
O
Gain
R
S
--------------
=
Itl mA
]
R
S
---------------
R
S
]
-----------------------
=
=
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