NTE1722 데이터 시트보기 (PDF) - NTE Electronics
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NTE1722 Datasheet PDF : 4 Pages
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Recommended Operating Conditions:
Parameter
Symbol
Supply Voltage
VCC
Collector Supply Voltage
VC
Output Sink/Source Current (Each Output)
IO
Reference Load Current
Iref
Oscillator Frequency Range
Iref
Oscillator Timing Resistor
RT
Oscillator Timing Capacitor
CT
Available Deadtime Range (40kHz)
–
Operating Junction Temperature Range
TJ
Test Conditions
Min Typ Max Unit
+8.0 – +35 V
+4.5 – +35 V
0 – ±100 mA
0 – 20 mA
0 – 20 mA
2.0 – 150 kΩ
0.001 – 20 µF
3.0 – 50 %
0 – +125 °C
Electrical Characteristics: (VCC = 15V, TJ = 0° to +125°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Referencd Section (IL = 0mA unless otherwise specified)
Reference Output Voltage
Vref TJ = +25°C
Line Regulation
Regline +8.0V ≤ VCC ≤ +35V
Load Regulation
Regload 0mA ≤IL ≤ 20mA
Temperature Stability
∆Vref/∆TJ
Total Reference Output Voltage Variation
∆Vref
+8.0V ≤ VCC ≤ +35V,
0mA ≤ IL ≤ 20mA
Short Circuit Current
ISC Vref = 0V, Note 1
Uundervoltage Lockout
4.90 5.00 5.10 V
– 10 30 mV
– 10 50 mV
– 10
– mV
4.85 5.00 5.15 V
25 80 125 mA
Reset Output Voltage
Oscillator Section (Note 2)
–
Vref = +3.8V
Vref = +4.8V
– 0.2 0.4 V
2.4 4.8 –
V
Initial Accuracy
–
TJ = +25°C
Frequency Stability over Power
Supply Range
∆fosc +8.0V ≤ VCC ≤ +35V
∆VCC
Frequency Stability over Temperature
∆fosc
∆TJ
∆TJ = 0° to +125°C
Minimum Frequency
fmin RT = 150kΩ, CT = 20µF
Maximum Frequency
fmax RT = 2kΩ, CT = 0.001µF
Sawtooth Peak Voltage
Vosc(p) VCC = +35V
Sawtooth Valley Voltage
Vosc(v) VCC = +8V
Error Amplifier Section (0V ≤ VCM ≤ +5.2V unless otherwise specified)
Input Offset Voltage
VIO RS ≤ 2kΩ
Input Bias Current
IIB
Input Offset Current
IIO
DC Open Loop Gain
AVOL RL ≥ 10MΩ
– ±3.0 ±8.0 %
– 0.5 1.0 %
– 2.0 – %
– 0.5
400 –
– 3.0
0.45 0.8
– Hz
– kHz
3.5 V
–
V
– 20 10 mV
– –350 –2000 nA
– 35 200 nA
60 72
– dB
Note 1. Maximum junction temperature must be observed.
Note 2. fOSC = 40kHz (RT = 4.12kΩ ± 1%, CT = 0.01µF ± 1%, RD = 0Ω)
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