NTE1754 View Datasheet(PDF) - NTE Electronics

Part Name

Description

Manufacturer

NTE1754

Integrated Circuit Vertical Deflection Output Circuit

NTE Electronics 

Electrical Characteristics (Cont’d):

Parameter

Guard Circuit

Output Voltage, Pin7

Internal Series Resistance of Pin7

Guard Circuit Activates

General Data

Open Loop Gain

Frequency Response

(TA = +25°C, VCC (V9–4) = 26V, Note 1, Note 3 unless

otherwise specified)

Symbol Test Conditions Min Typ Max Unit

V7–2 RL = 100kΩ, Note 11 4.1 4.5 5.8

V

IL = 0.5mA, Note 11

3.4 3.9 5.3

V

Ri7

0.95 1.35 1.7 kΩ

V8–2 Note 9

–

– 1.0

V

GO at 1kHz, Note 10

f

–3dB, Note 12

– 33 –

– 60 – kHz

Note 1. Pin2 and Pin4 are externally connected to GND.

Note 3. Pin1 externally connedted to Pin3.

Note 4. Non–repetitive duty factor 3.3%.

Note 5. The maximum supply voltage should be chosen so that during flyback the voltage at Pin 5

does not exceed 60V.

Note 6. When V5–4 is 13V and no load at Pin5.

Note 7. Duty cycle, d = 5% or d = 0.05

Note 8. When Pin3 is driven separately from Pin1.

Note 9. During normal operation the voltage V8–2 may not be lower than 1.5V

Note10. RL = 8Ω; IL = 125mARMS

Note 11. If guard circuit is active.

Note12. With a 22pF capacitor between Pin1 and Pin5.

Pin Connection Diagram

(Front View)

9 VCC

8 Flyback Generator

7 Voltage Stabilizer

6 Output Stage Supply Input

5 Output

4 Output Stage GND

3 Switching Circuit

2 GND

1 Input

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