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NTE7073 Datasheet(PDF) 1 Page - NTE Electronics |
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NTE7073 Datasheet(HTML) 1 Page - NTE Electronics |
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NTE7073 Integrated Circuit Hybrid Switching Regulator Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) TR1 Collector–Emitter Voltage (Note 1), VCEX 500V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Applying Voltage, Pin4–2, V2–4 12V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Applying Voltage, Pin2–5, V2–5 12V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Applying Voltage, Pin5–9, V5–9 30V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Applying Voltage, Pin7–6, V7–6 5V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TR1 Collector Current, IC(TR1) Continuous 10A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pulsed 20A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TR4 Collector Current, IC(TR4) 500mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D2 Forward Current, IIN(D2) 500mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D3 Forward Current, IIN(D3) 100mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Maximum Power Dissipation (Note 2), PD No Fin 3.2W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TC1 = +100°C 2.7W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TR1 Junction Temperature, TJ +150 °C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Frame Temperature Range (Operating, Note 3), TC2 –20 ° to +125°C . . . . . . . . . . . . . . . . . . . . . . . . . . Storage Temperature Range, Tstg –30 ° to +125°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Maximum Output Current (VO = 115V), IO 1.7A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Note 1. Reference: VCEO = 400V Min Note 2. TC1 denotes the temperature of resin beneath the Power Transistor. Note 3. TC2 denotes the internal frame temperature. Recommended TC2 = +100°C. Electrical Characteristics (TR1 Characteristics): (TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Saturation Voltage VCE(sat) IC = 8A, IB = 1.2A – – 0.5 V VBE(sat) IC = 6A, IB = 1.2A – – 1.5 V Collector Cutoff Current ICBO VCE = 500V, VBE = 1.5V – – 1.8 mA DC Current Gain hFE IC = 1A, VCE = 4V 15 – 40 Power Transistor Thermal Resistance RΘJC2 Between Junction and Internal Frame – 0.7 – °C/W Switching Time ts – – 10.0 µs tf – – 0.6 µs |
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