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| NTE1870 Integrated Circuit Module - Color TV Switching Regulator Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Input AC Voltage, VACmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280V Output Power, POmax AC: 90V to 280V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80W AC: 150V to 280V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100W Substrate Temperature, TCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +105C Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +105C Ambient Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -10 to +60C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -30 to +105C Thermal Resistance, Junction-to-Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.8C/W Electrical Characteristics: (TA = +25C unless otherwise specified) Parameter Output Voltage Hi +B Low +B Line Regulation Load Regulation Ripple Voltage Temperature Stability Operating Frequency Operating Efficiency Cross Road Regulation Dielectric Voltage Test Conditions VAC = 220V, IO1 = 500mA, IO2 = 500mA VAC = 220V, IO1 = 500mA, IO2 = 500mA VAC = 90V to 280V, IO1 = 500mA, IO2 = 500mA VAC = 220V, IO1 = 300mA to 700mA, IO2 = 500mA VAC = 220V, IO1 = 500mA, IO2 = 500mA VAC = 220V, IO1 = 500mA, IO2 = 500mA VAC = 220V, IO1 = 500mA, IO2 = 500mA VAC = 220V, IO1 = 500mA, IO2 = 500mA VAC = 220V, IO1 = 500mA, IO2 = 0 to 1A Prim - Second Min Typ Max Unit V V V V VP-P %/C kHz % V kV 114.0 115.0 116.0 - - - - - - - - 4 15.0 - 1.5 0.3 0.01 34 80 0.2 - - 1 2.0 0.6 - - - - - Note 1. Hi +B: VO1, IO1; Low +B: VO2, IO2 Pin Connection Diagram (Front View) 15 TR5 Collector (Internal) 14 TR5 Collector (Internal) 13 No Pin 12 No Pin 11 TR5 Emitter (Internal) 10 TR5 Base (Internal) 9 Constant Current base Drive 8 Voltage Compensation 7 Constant Current Base Driver Control 6 Constant Current Base Driver Control 5 Current Feedback for Overcurrent Protection 4 Power Supply for Control Voltage Set Up 3 Voltage to Set Up an Output Voltage 2 Soft Start/Output Voltage Setting 1 Control Circuit GND 2.330 (59.2) 2.050 (52.0) .335 (8.5) .630 (16.0) 1 15 1.004 (25.5) .835 (21.2) .100 (2.54) 1.400 (35.6) .205 (5.2) |
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