GL494 Просмотр технического описания (PDF) - Hynix Semiconductor
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GL494 Datasheet PDF : 7 Pages
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GL494
Absolute Maximum Ratings
Supply Voltage, VCC ……………………………………………………………………….. 41 V
Amplifier Input Voltage ……………………………………………………………….. VCC +0.3 V
Collector Output Voltage ……………………………………………………………………… 41 V
Continuous Total dissipation at (or below) 25 °C ………………………………………. 1000 mW
Operating Free-Air Temperature Range ……………………………………………… -20 to 85 °C
Storage Temperature Range ……………………………………………………….….. -65 to 150 °C
Collector Output Current ………………………………………………………………….. 250 mA
Recommended Operation Conditions
PARAMETER
MIN
MAX
UNIT
Supply Voltage, VCC
Amplifier Input Voltage, V1
Collector Output Voltage, Vo
7
40
V
-0.3
VCC -2
V
40
V
Collector Output Current
(Each Transistor)
200
mA
Current Into Feed back Terminal
0.3
mA
Timing Capacitor, CT
Timing Resistor, R T
Oscillator Frequency
0.47
10,000
nF
1.8
500
KΩ
1
300
KHz
Operating Free-Air Temperature
-20
85
Electrical Characteristics (Temperature −20 ~ 85°C , VCC =15V, f=10KHz)
Reference Section
PARAMETER
TEST CONDITIONS
MIN TYP(1)
°C
MAX UNIT
Output voltage ( Vref )
IO = 1mA
4.75
5
Input regulation
VCC = 7V to 40V, TA = 25°C
2
Output regulation
IO = 1 to 10mA, TA = 25°C
1
Output Voltage change
with temperature
TA = −20°C to 85°C
0.2
5.25
V
25
mV
15
mV
1
%
Short-circuit
Output current(2)
Vref = 0
35
mA
Oscillator Section
PARAMETER
TEST CONDITIONS
MIN TYP(1) MAX UNIT
Frequency
CT = 0.01µF , RT = 12kΩ
10
KHz
Standard deviation
of frequency (3)
All values of VCC ,
CT, RT,TA Constant
10
%
Frequency change with
Voltage
VCC = 7V to 40V, TA = 25°C
0.1
%
Frequency change with
temperature
CT = 0.01µF , RT = 12kΩ
TA = −20°C to 85°C
2
%
2
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