NTE1678 데이터 시트보기 (PDF) - NTE Electronics
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NTE1678 Datasheet PDF : 3 Pages
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Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Supply Terminal Voltage
Thermal Drift of V8
Starting Supply Current
Starting Pulse Height
Starting Supply Terminal Voltage
Starting Oscillation Frequency
Output Pulse Height
Drain of Output Pin
Saturation Voltage of Output Pin
Integration Pin Current
Leak of Integration Pin
Trigger Voltage of Shut Down Circuit
Drain of Duty Limit Terminal
Pulse Width set by Pin 2 Voltage
V8
dV8(TA)
I8
P7(S)
V8(S)
fo(S)
P7
I7
V7(sat)
I6(1)
I6L
V6T
I2
PL
I8 = 12mA
Difference of Min. and Max.of V8
in TA from –20° to +75°C
V8 = 3V, Pin7: Open
V8 = 3V, Pin7: GND
V8 = 3V, Pin7: Open, Pin6: GND
Pin7: Open, Pulse of Pin7 = 1.5Vp–p
V8 = 3V, Pin10: Open
Pin7: Open, Pin6: GND
Pin7: GND, V2 = V8
I7 = 5mA
I5 = 100µA
V5 = 0.8V
V5 = 0.3V
P7 < 100mVp–p
V2 = 3V
V = 2.33V, Frequency: 15.75kHz,
Low Level Period
Thermal Drift of PL
ON Voltage of Pin 4
ON Current of Pin 4
Output Saturation of ON/OFF Circuit
Leak of ON/OFF Output
Offset Voltage of Error Amplifier
Opened Gain of Error Amplifier
Current of Pin1
Current of Pin14
Maximum Voltage of Error
Amplifier Output
dPL(TA)
V4(ON)
I4(ON)
V3(Sat)
I3L
V(OS)
AVO
I1
I14
V13(Max)
V2 = 2.33V, Difference of Min & Max.
of PL in TA from –20° to +75°C
I3 = 3mA, V3 = 0.3V
I3 = 3mA, V3 = 0.3V
I3 = 3mA, V4 = 3.5V
V4 = 1.5V, V3 = V8
Absolute Value
f: 1kHz, Signal of Pin13: 1Vp–p
Pin1: GND
Pin14: GND
V1 = 3.5V, V14 = 3.0V
Minimum Voltage of Error
Amplifier Output
V13(Min) V1 = 2.5V, V14 = 3.0V
Sink of Error Amplifier Output
Free Running Oscillation Amplitude
Starting Oscillation Amplitude
Free Running Oscillation Frequency
Thermal Drift of fo
Synchronous Oscillation Amplitude
Thermal Drift of VSO
I13
Vfo
Vfo(S)
fo
dfo (TA)
Vso
dVso(TA)
V1 = 2.5V, V14 = 3.0V, V13 = 3.0V
Pin10: Open
V8 = 3.0V
Pin10: Open
Pin10: Open, Difference of Min & Max
of f in TA from –20° to +75°C
Synchronous Frequency: 15.75kHz
Difference of Min & Max of Vso
in TA from –20° to +75°C
Min Typ Max Unit
6.1 6.6 7.1 V
–
– 200 mV
– 1.0 1.5 mA
– 3.0 4.2 mA
1.5 2.3 3.0 Vpp
2.0 2.6 3.0 V
10 13 20 kHz
5.0 6.0 7.1 Vp–p
–6.3 –5.0 –3.7 mA
–
– 0.3 V
–700 –500 –300 µA
–700 –500 –300 µA
–10 –
0 µA
2.5 – 3.5 V
–20 –
0 µA
25 30 35 µs
–
–
2 µs
1.5 2.5 3.5 V
–
– 200 µA
–
– 300 mV
–
–
1 µA
–
8 20 mV
45 53 80 dB
–
– –10 µA
–
– –10 µA
5.0 5.7 –
V
– 50 300 mV
50 100 250 µA
Vso 3.3 4.0 Vp–p
0.5 1.5 – Vp–p
12.3 13.3 14.3 kHz
–
– 500 Hz
2.7 3.0 3.3 Vp–p
–
– 150 V
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