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NTE7109 Datasheet(PDF) 3 Page - NTE Electronics

Part No. NTE7109
Description  Integrated Circuit Switching Regulator Control
Download  5 Pages
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Maker  NTE [NTE Electronics]
Homepage  http://www.nteinc.com
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NTE7109 Datasheet(HTML) 3 Page - NTE Electronics

   
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Electrical Characteristics (Cont’d): (VCC = 18V, TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Supply Voltage Circuit Current (Cont’d)
Operating Circuit Current
ICCO
VCC = 30V
10
15
21
mA
Circuit Current in OFF State
ICC OFF
VCC = 25V
0.95
1.31
5.0
mA
VCC = 14V
50
90
140
µA
Circuit Current in Timer OFF State
ICC CT
VCC = 25V
0.95
1.35
2.0
mA
VCC = 14V
160
240
µA
Circuit Current in OVP State
ICC OVP
VCC = 25V
1.3
2.0
3.0
mA
VCC = 14V
126
200
310
ON/OFF
High Threshold Voltage
VTHH ON/OFF
2.1
2.6
3.1
V
Low Threshold Voltage
VTHL ON/OFF
1.9
2.4
2.9
V
Hysterisis
∆VTH ON/OFF
0.1
0.2
0.3
V
F/B
Current at 0% Duty
IFB MIND
F/B Terminal Input Current
–2.1
–1.54
–1.0
mA
Current at Maximum Duty
IFB MAXD
F/B Terminal Input Current
–0.90 –0.55 –0.40
mA
Current Difference Between Max
and 0% Duty
∆IFB
∆IFB = IFB MIND – IFB MAXD
–1.35 –0.99 –0.70
mA
Terminal Voltage
VFB
F/B Terminal Input Current = 0.95mA
4.9
5.9
7.1
V
Terminal Resistance
RFB
420
600
780
Detection
Detection Voltage
VDET
2.4
2.5
2.6
V
Input Current of Detection Amp
IIN DET
VDET = 2.5V
1.0
3.0
µA
Voltage Gain of Detection Amp
GAV DET
30
40
dB
OVP
High Threshol Voltage
VTH OVPH
540
750
960
mV
Hysterisis Voltage
∆VTH OVP
∆VTH OVP = VTH OVPH – VTH OVPL
30
mV
Threshold Current
ITH OVP
80
150
250
µA
Input Current
IIN OVP
VOVP = 400mV
80
150
250
µA
Reset Supply Voltage
VCC OVPC
OVP Terminal is Open
7.5
9.0
10.0
V
Difference Between Operation
Supply Voltage Stop and OVP
Reset
VCC (STOP)
–VCC OVPC
(High Impedance)
0.55
1.20
V
Current From OVP Terminal for
ITH OVPC
VCC = 30V
–480
–320
–213
µA
OVP Reset
VCC = 18V
–210
–140
–93
µA
OVP
Threshold Voltage
VTH OVP
1.00
1.40
1.90
V
Input Current
IIN OVP
1.2
3.6
µA
Reset Supply Voltage
VCC OVPC
7.6
8.6
9.6
V
Difference Between Operation
Supply Voltage Stop and OVP
Reset
VCC (STOP)
–VCC OVPC
0.65
1.30
V


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