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參數(shù)資料
| 型號： | TA8493BF |
| 廠商： | Toshiba Corporation |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | 3-PHASE FULL WAVE BRUSHLESS DC MOTOR DRIVER IC FOR CD-ROM DRIVES |
| 中文描述： | 3相全波無刷直流電動機驅動IC的CD - ROM驅動器 |
| 文件頁數(shù)： | 4/25頁 |
| 文件大小： | 250K |
| 代理商： | TA8493BF |
TA8493F/AF/BF
2002-01-31
4
Absolute Maximum Ratings
(Ta 25°C)
Characteristics
Symbol
Rating
Unit
V
CC
7
Power Supply Voltage
V
M
16
V
Output Current
I
O
1.5
A
Power Dissipation
P
D
(Note1)
1.0
W
Junction Temperature
T
j
150
°C
Operating Temperature
T
opr
20 to 75
°C
Storage Temperature
T
stg
55 to 150
°C
Note1: unmounted
Operating Voltage Range
Characteristics
Symbol
Operating
Range
Unit
V
CC
4.5 to 5.5
Power Supply Voltage
V
M
10 to 14
V
Electrical Characteristics
(V
CC
5 V, V
M
12 V, Ta 25°C)
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
I
CC1
Stop mode
0.3
0.8
Supply Voltage
I
CC2
1
Run mode, output open
7
15
mA
Input Current
I
INH
V
CMRH
2.5 V, (sink current)
2
A
Common Mode
Input Voltage
Range
V
CMRH
1.5
4.0
V
Hall Amp.
Input Amplitude
V
H
2
100
mV
p-p
Hall Element Bias Saturation Voltage
V
HB
2
I
HB
10 mA
1.3
2.0
V
Common Mode
Input Voltage
Range
V
CMRC
0.5
4.0
V
Input Current
I
INC
2
V
C
V
ref
1.65 V,
(source current)
5.0
A
Dead Zone
Voltage Width
V
DZ
V
ref
1.65 V, R
F
0.33
(Note2)
100
V
OFF (F)
CW mode, V
ref
1.65 V,
R
F
0.33
20
50
150
Control Amp.
Input Offset
Voltage
V
OFF (R)
2
CCW mode, V
ref
1.65 V,
R
F
0.33
20
50
150
mV
I
LIM
R
F
0.33
(Note2)
700
mA
Current Limit
Amp.
Limit Current
V
LIM
3
0.25
0.3
0.35
V
Input Voltage (H)
V
INS (H)
(RUN)
3.0
V
CC
Input Voltage (L)
V
INS (L)
(STOP)
GND
1.0
V
RUN/STOP
Control Circuit
Input Current
I
INS (L)
1
V
INS
GND, (source current)
1
A
Note2: this is not tested.
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