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UC285TDKTTT-3 Datasheet(PDF) 3 Page - Texas Instruments |
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UC285TDKTTT-3 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 13 page UC2851, UC2852, UC2853, UC285ADJ, UC3851, UC3852, UC3853, UC385ADJ FAST TRANSIENT RESPONSE 5A LOW DROPOUT REGULATOR SLUS212E − NOVEMBER 1999 − REVISED FEBRUARY 2004 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics unless otherwise stated, these parameters apply for TA = −40°C to 100°C for the UC285-x series and 0 °C to 100°C for the UC385-x, VB = 5 V; VIN = 3.3 V, VOUT = 2.5 V, TA = TJ. PARAMETER TEST CONDITION MIN TYP MAX UNIT UC385−2 Fixed 2.1 V, 5-A Family (continued) VIN dropout voltage (VIN - VOUT) IVOUT = 5 A, TJ = 25°C 350 425 mV VIN dropout voltage (VIN - VOUT) UC385-2 IVOUT = 5 A 350 490 mV UC285-2 IVOUT = 5 A 350 500 mV VB dropout (VB - VOUT) UC385-2 IVOUT = 5 A 1.8 2.1 V VB dropout (VB - VOUT) UC285-2 IVOUT = 5 A 1.8 2.2 V Short circuit current limit 5.1 7.5 A VB current IVOUT = 10 mA 8 15 mA VB current IVOUT = 5 A 40 100 mA VIN current IVOUT = 5 A 4.9 4.96 A UC385−1 Fixed 1.5 V, 5-A Family Output voltage UC385-1 IVOUT = 100 mA 1.485 1.5 1.515 V Output voltage UC285-1 IVOUT = 100 mA 1.470 1.5 1.515 V Load regulation IVOUT = 10 mA to 5 A 0.5 4 mV VIN PSRR 80 110 dB VB PSRR 50 65 dB VIN dropout voltage (VIN - VOUT) IVOUT = 5 A, TJ = 25°C 350 425 mV VIN dropout voltage (VIN - VOUT) UC285-1 IVOUT 5 A 350 490 mV UC285-2 IVOUT = 5 A 350 500 mV VB dropout (VB - VOUT) UC385-1 IVOUT = 5 A 1.8 2.1 V VB dropout (VB - VOUT) UC285-1 IVOUT = 5 A 1.8 2.2 V Short circuit current limit 5.1 7.5 A VB current IVOUT = 10 mA 8 15 mA VB current IVOUT = 5 A 40 100 mA VIN = current IVOUT = 5 A 4.9 4.96 A UC385-ADJ Adjustable, 5-A Family ADJ voltage UC385-ADJ IVOUT - 100 mA 1.188 1.2 1.212 V ADJ voltage UC285-ADJ IVOUT - 100 mA 1.176 1.2 1.212 V Load regulation IVOUT = 10 mA to 5 A 0.5 4 mV VIN PSRR VOUT programmed for 2.5 V 80 110 dB VB PSRR VOUT Programmed for 2.5 V 50 65 dB VIN dropout voltage (VIN - VOUT) IVOUT = 5 A, TJ = 25°C 350 425 mV VIN dropout voltage (VIN - VOUT) UC385-ADJ IVOUT = 5 A 350 490 mV UC285-ADJ IVOUT = 5 A 350 500 mV VB dropout (VB - VOUT) UC385-ADJ IVOUT = 5 A 1.8 2.1 V VB dropout (VB - VOUT) UC285-ADJ IVOUT = 5 A 1.8 2.2 V Short circuit current limit 5.1 7.5 A VB current IVOUT = 10 mA 8 15 mA VB current IVOUT = 5 A 40 100 mA VIN current IVOUT = 5 A 4.9 4.96 A |
Similar Part No. - UC285TDKTTT-3 |
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Similar Description - UC285TDKTTT-3 |
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