NTE1727 查看數據表（PDF） - NTE Electronics
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NTE1727 Datasheet PDF : 3 Pages
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Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Circuit Current
I7
Apply 12V with 200 to Pin7
7.5 12.0 15.5
mA
I15
V15–9 = 12V
18 25 33
mA
Protector Operating Voltage
V5–9 Apply 12V with 200 to pin7
0.73 – 0.86
V
Oscillation Starting Voltage
VOSC–s(1) fVO = 40Hz to 60Hz, 0.7VP–P or more –
–
6
V
(V • Osc)
Vertical Oscillation Frequency
fVO Change with Supply
Voltage
fVO
VCC 1 = 12V, ROSC(V) = 9.5kΩ
DfVO/VCC fVO |9.6V to fVO| 14.4V
47 50 53
Hz
0 1.0 1.3
Hz
Pulse Width (V • Osc)
Vertical Pull–In Range
Vertical Sawtooth Wave
Amplification
t
fVP
V(saw)
VCC 1 = 12V, ROSC(V) = 9.5kΩ
VCC 1 = 12V, ROSC(V) = 9.5kΩ
VCC 1= 12V, ROSC(V) = 9.5kΩ
420 600 780
– 43 47
0.9 1.2 1.5
µs
Hz
VP–P
fVO Change with Ambient
Temperature
DfVO/TA TA = –20° to +70°C
– 0.8 –
Hz/°C
V(saw) Change with Ambient
Temperature
DV(saw)/TA TA = –20° to +70°C
–
–
30 mVP–P/°C
Oscillation Starting Voltage
Horizontal Oscillation
Frequency
VOSC–s(2) fVO = 10kHz to 20kHz, 1VP–P or more –
–
6
V
fHO
VCC2 = 12V, ROSC(H) = 2.95kΩ
15.0 15.75 16.25 kHz
fHO Change with Supply
Voltage
DfHO/VCC fHO |9.6V to fHO| 14.4V
0 100 200
Hz
Pulse Width Duty Ratio
(H • Osc)
t
VCC 2 = 12V
31.5 35.4 38.9
&
fHO Control Sensitivity
fHO Change with Ambient
Temperature
b
IO = ±100µA
DfHO/TA TA = –20° to +70°C
19 21 23
–1.67 – +1.67
Hz/µA
Hz/°C
AFC Loop Gain
fAFC µ x b
5800 7700 9600 Hz/rad
Pin Connection Diagram
AFC Reference Signal Input 1
Horizontal AFC Output 2
Horizontal Hold Volume 3
Horizontal OSC Capacitor 4
X–Ray Protect Input 5
Horizontal Output 6
VCC 2 7
Vertical Output 8
GND 9
18 Video Signal Input
17 Noise Detector Input
16 Sync Separator Output
15 VCC 1
14 Vertical Integral Capacitor
13 Vertical Hold Volume
12 Vertical Pulse Output
11 Vertical Sawtooth Capacitor
10 DC/AC Feedback Input
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