TDA1170S 查看數據表（PDF） - STMicroelectronics
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TDA1170S Datasheet PDF : 9 Pages
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TDA1170S
ELECTRICAL CHARACTERISTICS
(refer to the test circuit, VS = 25V ; f = 50Hz ; Tamb = 25oC, unless otherwise specified)
AC CHARACTERISTICS
Symbol
Is
I8
V4
V9
tfly
fo
∆f
∆f
∆VS
∆f
∆Ttab
Parameter
Supply Current
Sync. Input Current (positive or negative)
Flyback Voltage
Peak to Peak Oscillator Sawtooth
Voltage
Flyback Time
Free Running Frequency
Synchronization Range
Frequency Drift with Supply Voltage
Frequency Drift with Tab Temperature
Test Conditions
Iy = 1App
Iy = 1App
Iy = 1App
(P1 + R1) = 300kΩ, C2 = 0.1 µF
(P1 + R1) = 260kΩ, C2 = 0.1 µF
I8 = 0.5mA
VS = 10 to 35V
Ttab = 40 to 120°C
Min.
500
Typ. Max.
140
51
2.4
Unit
mA
µA
V
V
0.7
42.2
48.5
14
0.005
ms
Hz
Hz
Hz
Hz/V
0.01
Hz/°C
Figure 2 : AC Test Circuit
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