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NTE1895 Datasheet(PDF) 1 Page - NTE Electronics |
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NTE1895 Datasheet(HTML) 1 Page - NTE Electronics |
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NTE1895 Integrated Circuit Hybrid Switching Voltage Regulator Absolute Maximum Ratings: Maximum Peak Input Voltage, VIN 550V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Input Current, IIN Continuous 10A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pulse 20A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Maximum Output Current (VO = 115V), IO 1.4A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power Dissipation (TC = +100°C), PD 27W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power Transistor Junction Temperature, TJ +150 °C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating Temperature Range (Case Temperature, Note 1), Topr –20 ° to +125°C . . . . . . . . . . . . . . . Storage Temperature Range, Tstg –30 ° to +125°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Note 1. Recommended Operating Temperature: Topr = +100°C Electrical Characteristics: (TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Output Voltage VO VIN = 120V, IO = 1.1A, Note 2 108.5 110.0 111.5 V Set Output Voltage VO IIN = 7mA 41.3 41.8 42.3 V Line Regulation RegLINE VIN = 90V to 145V, IO = 1.1A Initial Value ±1V V Load Regulation RegLOAD VIN = 120V, IO = 0.6A to 1.1A Initial Value ±2V V Output Voltage Temperature Coefficient Kt TC = –20° to +100°C, IIN = 7mA – ±2 – mV/ °C Saturation Voltage VCE(sat) IC = 5A, IB = 1A – – 0.5 V VBE(sat) IC = 5A, IB = 1A – – 1.5 V DC Current Gain hFE IC = 1A, VCE = 4V 15 – 40 Collector Cutoff Current ICEX VCE = 550V, VBE = 1.5V – – 1 A Power Transistor Thermal Resistance RΘJC Between Junction and Case – 1.8 – °C/W Switching Time ts – – 12.0 µs tf – – 0.7 µs Note 2. Output voltage is determined by the ratio between the sensing winding “D” and the secondary winding “S”. |
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