TA8490 查看數據表（PDF） - Toshiba
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TA8490 Datasheet PDF : 22 Pages
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TA8490F
ELECTRICAL CHARACTERISTICS (VCC = 5 V, VM = 12 V, Ta = 25°C,)
CHARACTERISTICS
Supply Voltage
Input Current
Hall Amp.
Common Mode Input
Voltage Range
Input Amplitude
Hall Element Bias Saturation Voltage
Common Mode Input
Voltage Range
Input Current
Dead Zone Voltage
Control Amp. Width
Input Offset Voltage
Current Limit
Amp.
Limit Current
RUN / STOP
Control Circuit
Input Voltage (H)
Input Voltage (L)
Input Current
Saturation Voltage
(Upper Side)
Output Circuit
Saturation Voltage
(Lower Side)
Cut−off Current
(Upper Side)
Cut−off Current
(Lower Side)
Mode Select
Circuit
Input Voltage (H)
Input Voltage (L)
Input Current
SYMBOL
ICC1
ICC2
IINH
VCMRH
VH
VHB
VCMRC
IINC
VDZ
∆VOFF (F)
∆VOFF (R)
ILIM
VINS (H)
VINS (L)
IINS (L)
Vsat (U)
TEST
CIRCUIT
TEST CONDITION
Stop mode
1
Run mode, output open
2
VCMRH = 2.5 V
―
―
―
2
IHB = 10 mA
2
―
2
VC = Vref = 2.5 V
―
VREF = 2.5 V, RF = 0.3 Ω
CW mode, Vref = 2.5 V, RF
= 0.3 Ω
3
CCW mode, Vref = 2.5 V,
RF = 0.3 Ω
3
RF = 0.3 Ω
(RUN)
1
(STOP)
VINS = GND
4
Io = 0.6 A
MIN
―
―
―
1.5
60
―
1.0
―
―
20
20
480
3.0
GND
―
―
Vsat (L)
4
Io = 0.6 A
―
IL (U)
5
VL = 16 V
―
IL (L)
5
VL = 16 V
―
VMS (H)
6
CCW mode
VC > Vref, BRK : L
3.0
VMS (L)
6
Reversing brake mode
VC > Vref, BRK : L
―
IINMS
6
VMS = GND
―
TYP.
2
7
―
―
―
1.3
―
―
100
50
50
600
―
―
―
0.1
0.6
―
―
―
―
―
MAX UNIT
4.5
mA
15
2
µA
4.0
V
― mVP-P
2.0
V
4.0
V
5.0
µA
―
mV
150
mV
150
720 mA
VCC
V
1.0
1
µA
1.3
V
1.0
10
µA
10
VCC
V
0.5
1
µA
5
2003-10-07
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