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LD1585CV Datasheet(PDF) 7 Page - STMicroelectronics |
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LD1585CV Datasheet(HTML) 7 Page - STMicroelectronics |
7 / 15 page LD1585CXX Electrical characteristics 7/15 5 Electrical characteristics Table 4. Electrical characteristics of LD1585C# (VI = 4.25 V, CI = CO =10 µF, TJ = 0 to 125 °C, unless otherwise specified.) Symbol Parameter Test conditions Min. Typ. Max. Unit VO Output voltage IO = 10mA, VI - VO = 3V, TJ = 25°C 1.237 1.25 1.263 V IO = 10mA to 5A, VI - VO =1.5 to 25V (1) 1. See short-circuit current curve for available output current at fixed dropout. 1.225 1.25 1.275 V ΔVO Line regulation IO = 10mA, VI = 2.75 to 15V TJ = 25°C 0.015 0.2 % IO = 10mA, VI = 2.75 to 15V 0.1 0.2 % ΔVO Load regulation IO = 10mA to 5A, TJ = 25°C 0.1 0.3 % IO = 0 to 5A 0.25 0.5 % Vd Dropout voltage IO = 5A 1.2 1.4 V IO(min) Minimum load current VI = 25V 3 10 mA Isc Short circuit current VI - VO = 5.5V 5.5 7 A Thermal regulation TJ = 25°C, 30ms pulse 0.004 0.02 %/W SVR Supply voltage rejection f = 120 Hz, CO = 25µF, CADJ = 25µF, IO = 5A, VI - VO = 3 ± 1V 60 75 dB IADJ Adjust pin current IO = 10 mA 50 100 µA ΔIADJ Adjust pin current change IO = 10mA to 5A, VI = 3 to 25V (1) 0.2 5 µA eN RMS output noise voltage (% of VO) TJ = 25°C, f =10Hz to 10kHz 0.003 % S Temperature stability 0.5 % S Long term stability TJ = 125°C, 1000Hrs 0.5 % |
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