TA8490(2001) 查看數據表（PDF） - Toshiba
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TA8490 Datasheet PDF : 22 Pages
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TA8490F
CHARACTERISTICS
Hysteresis Voltage
FG Amp.
Output Voltage (H)
Output Voltage (L)
Short Brake
Circuit
Input Voltage (H)
Input Voltage (L)
Input Current
Triangular
Oscillation
Circuit
Oscillation Frequency
Charge Current
Discharge Current
SW−REG
Control Circuit
Saturation Voltage
Thermal Shut−down Operating
Temperature
Note: this is not tested.
SYMBOL
VHYS
VOFG (H)
VOFG (L)
VBRK (H)
VBRK (L)
IINBRK
fOSC
IOSC+
IOSC−
Vsat−sw
TSD
TEST
CIRCUIT
6
TEST CONDITION
―
7
Source current : 10 µA
7
Sink current : 10 µA
6
―
6
―
6
VBRK = GND
―
C = 250Pf
(Note)
7
VOSC = 1.8 V
7
VOSC = 3.2 V
MIN
5
VCC
−0.5
―
3.0
―
―
―
50
−200
8
Isw = 20 mA
―
Junction temperature
―
(according to design
―
specification)
(Note)
TYP.
20
―
―
―
―
―
100
100
−100
1.0
175
MAX UNIT
45 mVp−p
―
V
0.5
VCC
V
0.5
1
µA
―
kHz
200 µA
−50 µA
3.0
V
―
°C
6
2001-06-13
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