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NTE1672

Integrated Circuit Power Supply Control Circuit

NTE Electronics 

DC Electrical Characteristics (Cont’d): (TA = +25°C, VCC = 12V unless otherwise specified)

Parameter

Test Conditions

Min Typ Max

Unit

Error Amplifier

Output Voltage Swing (VOH)

Output Voltage Swing (VOL)

Open Loop Gain

6.2 – 9.5

V

–

– 0.7

V

54 60 –

dB

Feedback Resistor

10k –

–

Ω

Small Signal Bandwidth

–

3

–

MHz

Output Stage

VCE(sat) IC = 40mA

Output Current (Pin15)

–

– 0.5

V

40 –

–

mA

Maximum Emitter Voltage (Pin14)

5

6

–

V

Supply Voltage/Current

ICC

VCC

IZ = 0, Voltage Forced,

VCC = 12V, TA = +25°C

IZ = 0, Voltage Forced,

VCC = 12V, TA = 0° to +70°C

ICC = 10mA Current Fed

ICC = 30mA Current Fed

–

– 10

mA

–

– 15

mA

19 – 24

V

20 – 30

V

Pin Connection Diagram

VCC 1

VZ 2

Feedback 3

Gain 4

Modulation 5

Duty Cycle Control 6

RT 7

CT 8

16 Feed Forward

15 Output (Collector)

14 Output (Emitter)

13 Demagnetization/Overvoltage

12 GND

11 Current Limiting

10 Remote ON/OFF

9 External Sync

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