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UC1-2 Scheda tecnica(PDF) 3 Page - Texas Instruments |
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UC1-2 Scheda tecnica(HTML) 3 Page - Texas Instruments |
3 / 6 page 3 UC182-1,-2,-3,-ADJ UC282-1,-2,-3,-ADJ UC382-1,-2,-3,-ADJ ELECTRICAL CHARACTERISTICS: Unless otherwise stated, these parameters apply for TA = –55 °C to 125°C for the UC182-X series, –25°C to +100°C for the UC282-X series and 0°C to +100°C for the UC382-X, VB = 5V; VIN = 3.3V, VOUT = 2.5V for the UC382-ADJ, TA = TJ. PARAMETERS TEST CONDITIONS MIN TYP MAX UNITS UC382-2 Fixed 2.1V, 3A Family (cont.) VB PSSR 52 62 dB VIN Dropout Voltage = VIN–VOUT IVOUT = 3A, TJ = 25°C 350 425 mV IVOUT = 3A, UC382-2 350 450 mV IVOUT = 3A, UC282-2 and UC182-2 350 500 mV VB Dropout = VB–VOUT IVOUT = 3A, UC382-2 1.8 2.10 V IVOUT = 3A, UC282-2 1.8 2.20 V IVOUT = 3A, UC182-2 1.8 2.35 V Short Circuit Current Limit 3.3 4.5 A VB Current IVOUT = 10mA 6 9 mA IVOUT = 3A 18 60 mA VIN Current IVOUT = 3A 2.94 2.97 A UC382-1 Fixed 1.5V, 3A Family Output Voltage (IVOUT = 100mA) UC382-1 1.485 1.500 1.515 V UC282-1 and UC182-1 1.470 1.500 1.515 V Load Regulation IVOUT = 10mA to 3A 0.5 4 mV VIN PSSR 80 100 dB VB PSSR 55 65 dB VIN Dropout Voltage = VIN–VOUT IVOUT = 3A, TJ = 25°C 350 425 mV IVOUT = 3A, UC282-1 350 450 mV IVOUT = 3A, UC282-2 and UC182-1 350 500 mV VB Dropout = VB–VOUT IVOUT = 3A, UC382-1 1.8 2.10 V IVOUT = 3A, UC282-1 1.8 2.20 V IVOUT = 3A, UC182-1 1.8 2.35 V Short Circuit Current Limit 3.3 4.5 A VB Current IVOUT = 10mA 6 9 mA IVOUT = 3A 18 60 mA VIN Current IVOUT = 3A 2.94 2.97 A UC382-ADJ Adjustable, 3A Family ADJ Voltage (IVOUT = 100 mA) UC382-ADJ 1.188 1.200 1.212 V UC282-ADJ and UC182-ADJ 1.176 1.200 1.212 V Load Regulation IVOUT = 10mA to 3A 0.5 4 mV VIN PSSR VOUT Programmed for 2.5V 80 100 dB VB PSSR VOUT Programmed for 2.5V 50 60 dB VIN Dropout Voltage = VIN–VOUT IVOUT = 3A, TJ = 25°C 350 425 mV IVOUT = 3A, UC382-ADJ 350 450 mV IVOUT = 3A, UC282-ADJ and UC182-ADJ 350 500 mV VB Dropout = VB–VOUT IVOUT = 3A, UC382-ADJ 1.8 2.10 V IVOUT = 3A, UC282-ADJ 1.8 2.20 V Short Circuit Current Limit 3.3 4.5 A VB Current IVOUT = 10mA 6 9 mA IVOUT = 3A 18 60 mA VIN Current IVOUT = 3A 2.94 2.97 A |
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