TDA8173 查看數據表（PDF） - STMicroelectronics
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TDA8173 Datasheet PDF : 4 Pages
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TDA8173
ELECTRICAL CHARACTERISTICS
(refer to the test circuits, VS = 35V, Tamb = 25oC unless otherwise specified)
Symbol
I2
I7
I1
V4L
V5
V5L
Parameter
Pin 2 Quiescent Current
Pin 7 Quiescent Current
Amplifier Input Bias Current
Pin 4 Saturation Voltage to GND
Quiescent Output Voltage
Output Saturation Voltage to GND
V5H Output Saturation Voltage to Supply
Tj
Junction Temperature for Thermal Shut Down
V8
Reference Voltage
∆V8
∆VS
Reference Voltage Drift versus Supply Voltage
Test Conditions
I = 0, I5 = 0
I = 0, I5 = 0
V1 = 1 V
I4 = 20 mA
Vs = 35 V, Ra = 39 kΩ
I5 = 1.2 A
I5 = 0.7 A
– I5 = 1.2 A
– I5 = 0.7 A
Vs = 15 to 30 V
Min. Typ. Max. Unit
8 16 mA
16 36 mA
– 0.1 – 1 µA
1
V
18
V
1 1.4 V
0.7 1
V
1.6 2.2 V
1.3 1.8 V
140
°C
2.2
V
1
2 mV
TEST CIRCUITS
1N4001
VS
C1
C2
C3
0.1µF
470µF
D1
220µF
tfly
2
74
Iy
V7
GND
Vi
R1
1
to
10kΩ
TDA8173
9 to 16
5
C4
0.22µF
R7
R6
to
Ly
24.6mH
RT1 4.7kΩ
1.5Ω
330 Ω
Ry
R3
R4
9.6Ω
IN
12kΩ
C6
8.2kΩ
R2
4.7µF
C5
5.6kΩ
2200µF
R5 Iy
R5
to
8.2Ω
3/4
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