NTE1804 Integrated Circuit Vertical Deflection Circuit for Large Screen TV Description: The NTE1804 is an integrated circuit in a 13–Lead SIP type package designed for vertical deflection in video monitors and large screen color television receivers, e.g. 30AX and PIL–S4 systems. Features: D Oscillator; Switch Capability for 50Hz/60Hz Operation D Synchronization Circuit D Blanking Pulse Generator with Guard Circuit D Sawtooth Generator with Buffer Stage D Preamplifier with Fed–Out Inputs D Output Stage with Thermal and Short–Circuit Protection D Flyback Generator D Voltage Stabilizer Absolute Maximum Ratings: Supply Voltage (V9), VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40V Supply Voltage Output Stage (Pin5), V5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58V Voltages Pin3, V3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7V Pin13, V13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7V Pin4 & Pin10, V4, V10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24V Pin6, V6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58V Pin6, –V6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V Pin7 & Pin11, V7, V11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40V Currents Pin1, I1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0mA Pin1, –I1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1mA Pin2, ±I2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA Pin3, IP3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0mA Pin3, –I3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5mA Pin7, I7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2A Pin7, –I7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A Pin11, I11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50mA Pin11, –I11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1mA Pin12, I12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3mA Pin12, –I12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0mA Operating Ambient Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +85°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –25° to +150°C Note 1. Pin5, Pin6, and Pin8: internally limited by the short–circuit protection circuit. Note 2. Total power dissipation: internally limited by the thermal protection circuit. DC Electrical Characteristics: (TA = +25°C unless otherwise specified) Parameter Symbol Supply Voltage VCC Output Voltage V6 Test Conditions Min Typ Max Unit 9 – 30 V –I6 = 1.1A V5–2.2 V5–1.9 – V I6 = 1.1A – 1.3 1.6 V –I6 = 1.1A – VCC–2.2 – V Flyback Generator Output Voltage V7 Peak Output Current ±I6 – – 1.2 A Flyback Generator Peak Current ±I7 – – 1.2 A –I4, –I10 – 0.1 – µA V2 1 – 12 V – 28 – % Feedback Input Quiescent Current Synchronization Sync Input Pulse Tracking Range Oscillator/Sawtooth Generator Oscillator Frequency Control Input Range V1 6 – 9 V Sawtooth Generator Output Voltage V3 0 – VCC–1 V V11 0 – VCC–2 V –I3 0 – 4 mA I11 –2 – – µA – – +30 mA – 104 – °C – V–1 Sawtooth Generator Output Current Oscillator Temperature Dependency Oscillator Voltage Dependency (∆f/f)/∆TC TC = +20° to +100°C (∆f/f)/∆VS VS = 10V to 30V – 4x 104 Blanking Pulse Generator Output Voltage V2 Output Current VS = 24V, I2 = 1mA – 18.5 – V –I2 – – 3 mA Output Resistance R2 – 410 – Ω Blanking Pulse Duration tB – 1.4±0.07 – ms At 50Hz Sync 50Hz/60Hz Switch Capability Saturation Voltage, LOW Voltage Level V12 – 1 – V Output Leakage Current I12 – 1 – µA Pin Connection Diagram (Front View) 13 OSC Capacitor 12 50Hz/60Hz Switching Voltage 11 Sawtooth Capacitor 10 Reference Voltage .961 (24.4) VCC 8 GND 7 Flyback Generator Output 6 Output 5 Output Stage Supply Input 4 Preamp Input 3 Sawtooth Generator Output 2 Sync Input/Blanking Output 1 OSC Adjust .185 (4.7) .128 (3.28) 1 9 .488 (12.4) .669 (17.0) 13 .630 (16.0) .067 (1.7) .200 (5.08) .170 (4.32)