STV9378F
ELECTRICAL CHARACTERISTICS
(VS = 42V, TA = 25oC, unless otherwise specified)
Symbol
VS
V3M
I2
I6
IO
I1
V7
∆V7
∆VS
Kt
GV
V5L
V5H
VD5 - 6
VD3-6
V3-6
Parameter
Operating Supply Voltage Range
Operating Flyback Supply Voltage
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 3-6
Voltage Drop between Pins 3-6 (2nd part of flyback)
I5 = 1A
I5 = - 1A
I5 = 1A
I3 = 1A
I3 = - 1A
Min.
10
VS
5
2.2
Typ.
10
10
- 0.15
2.3
Max.
42
90
20
30
1
-1
2.4
2
4
100 150
80
1 1.5
1.6 2.1
1.5 2
1.5 2
2.1 2.9
Unit
V
V
mA
mA
A
µA
V
mV/V
ppm/oC
dB
V
V
V
V
V
APPLICATION CIRCUIT
2
6
REFERENCE
VOLTAGE
+ VS
3
Flyback
Supply
R5
10µF
1
7
STV9378F
POWER
AMPLIFIER
4
5
THERMAL
PROTECTION
R3
R4
CL
R2
R1
3/5