NTE1289 View Datasheet(PDF) - NTE Electronics
Part Name
Description
Manufacturer
NTE1289 Datasheet PDF : 3 Pages
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DC Elecrtrical Characteristics: (TA = +25°C, VS = 35V unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Pin2 Quiescent Current
Pin5 Quiescent Current
Oscillator Bias Current
Amplifier Input Bias Current
Ramp Generator Bias Current
Ramp Generator Current
Ramp Generator Non–Linearity
Supply Voltage Range
I2
I5
–I9
–I10
–I12
–I12
∆I12/I12
VS
I3 = 0
I4 = 0
V9 = 1V
V10 = 1V
V12 = 0
I7 = 20µA, V12 = 0
∆I12 = 0V to 12V, I7 = 20µA
– 7 14 mA
– 8 15 mA
– 0.1 1.0 µA
– 0.1 1.0 µA
– 0.02 0.3 µA
19 20 24 µA
– 0.2 1.0 %
10 – 36 V
Pin1 Saturation Voltage to GND
V1 I1 = 1mA
– 1 14 V
Pin3 Saturation Voltage to GND
Quiescent Output Voltage
Output Saturation Voltage to GND
V3 I3 = 10mA
V4 VS = 10V, R1 = 10kΩ, R2 = 10kΩ
VS = 35V, R1 = 30kΩ, R2 = 10kΩ
V4L –I4 = 100mA
– 1.7 2.6 V
4.17 4.40 4.63 V
8.35 8.80 9.25 V
– 0.9 1.2 V
Output Saturation Voltage to VS
Regulated Voltage at Pin6
Regulated Voltage at Pin7
Regulated Voltage Drift with VS
Amplifier Input Reference Voltage
Pin8 Input Resistance
–I4 = 800mA
V4H I4 = 100mA
I4 = 800mA
V6
V7 I7 = 20µA
∆VS = 10V to 35V
V10
R8 V8 ≤ 400mV
– 1.9 2.3 V
– 1.4 2.1 V
– 2.8 3.2 V
6.1 6.5 6.9 V
6.2 6.6 7.0 V
– 1 – mV/V
2.07 2.20 2.30 V
1 – – MΩ
AC Elecrtrical Characteristics: (TA = +25°C, VS = 25V, f = 50Hz unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Supply Current
Sync. Input Current (Positive or Negative)
Flyback Voltage
IS
Iy = 1AP–P
I8
V4 Iy = 1AP–P
– 140 – mA
500 –
– µA
– 51 –
V
Peak–to–Peak Oscillator Sawtooth Voltage V9
– 2.4 –
V
Flyback Time
Free Running Time
Synchronization Range
Frequency Drift with VS
Frequency Drift with Ttab
tfly Iy = 1AP–P
– 0.7 – ms
fo
(P1 + R1) = 300kΩ, C2 = 100nF –
44
–
Hz
(P1 + R1) = 260kΩ, C2 = 100nF –
52
–
Hz
∆f I8 = 0.5mA
14 –
– Hz
∆f/∆VS VS = 10V to 35V
– 0.005 – Hz/V
∆f/∆Ttab Ttab = +40° to +120°C
– 0.01 – Hz/°C
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