AN6652 查看數據表（PDF） - Unisonic Technologies
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AN6652 Datasheet PDF : 3 Pages
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UTC AN6652
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS (Ta=25℃)
PARAMETER
SYMBOL
TEST CONDITIONS
Reference Voltage
VREF
Vcc=12V,Ra=1kΩ
Bias Current
IBias
Vcc=12V
Current Proportional Constant
Saturation Voltage
K
Vcc=12V, DI4=20mA
Vsat
Vcc=8.0V, Ra=18Ω
Voltage Characteristics (1)
△VREF
VREF
Vcc
Vcc=9V~16V, Ra=1kΩ
Voltage Characteristics (2)
△K
K
Vcc
Vcc=9V~16V, DI4=20mA
Current Characteristics (1)
△VREF
VREF
I4
I4=10 mA ~50mA
Current Characteristics (2)
△K
K
I4
I4=50mA~100mA
Temperature Characteristics (1)
△VREF
VREF
Ta
Ta=-20℃~+75℃,
Vcc=12V,Ra=1kΩ
Temperature Characteristics (2)
△K
K
Ta
Ta=-20℃~+75℃,
DI4=20mA
MIN TYP MAX UNIT
1.15 1.25 1.40 V
0.1
1 mA
18 20 22
1
2
V
-0.6 -0.02 0.6 %/V
-0.7 0.2 0.7 %/V
-0.1 -0.03 0.1 %/mA
-0.15 -0.01 0.15 %/mA
0.01
%/℃
0.01
%/℃
APPLICATION CIRCUIT
RT 330Ω
Micro
Motor
M
Ea
Ra
Vcc
22μH
Rs
2
1
UTC
AN6652
4
3
10μF
Ka:Generation constant=2.4mV/rpm
Motor Constants Ra:Internal resistor = 18Ω
KT:Torque constant=200g．cm/A
UTC UNISONIC TECHNOLOGIES CO., LTD. 2
QW-R109-011,,A
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