STV9378 データシートの表示（PDF） - STMicroelectronics
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STV9378 Datasheet PDF : 5 Pages
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STV9378
ELECTRICAL CHARACTERISTICS
(VS = 42V, TA = 25oC, unless otherwise specified)
Symbol
VS
I2
I6
IO
I1
V7
∆V7
∆VS
Kt
GV
V5L
V5H
VD5 - 6
VD3 - 2
V3L
V3SH
Parameter
Operating Supply Voltage Range
Pin 2 Quiescent Current
Pin 6 Quiescent Current
Max. Peak Output Current
Amplifier Bias Current
Internal Reference Voltage
Test Conditions
I3 = 0, I5 = 0
I3 = 0, I5 = 0
V1 = 1V
Reference Voltage Drift versus VS
VS = 24 to 42V
Reference Voltage Drift versus Tj
Voltage Gain
Output Saturation Voltage to GND (Pin 4)
Output Saturation Voltage to Supply (Pin 6)
Diode Forward Voltage between Pins 5-6
Diode Forward Voltage between Pins 3-2
Saturation Voltage on Pin 3
Saturation Voltage to Pin 2 (2nd part of flyback)
I5 = 1A
I5 = - 1A
I5 = 1A
I3 = 1A
I3 = 20mA
I3 = - 1A
Min. Typ. Max. Unit
10
42
V
10 20
mA
5
10 30
mA
1
A
- 0.15 - 1
µA
2.2 2.3 2.4
V
2
4
mV/V
100 150 ppm/oC
80
dB
1
1.5
V
1.6 2.1
V
1.5
2
V
1.5
2
V
0.8 1.2
V
2.1 2.9
V
APPLICATION CIRCUIT
+ VS
CF
2
6
REFERENCE
VOLTAGE
3
FLYBACK
GENERATOR
R5
10µF
1
7
STV9378
POWER
AMPLIFIER
5
THERMAL
PROTECTION
4
R3
R4
CL
R2
R1
3/5
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