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LD1085V25 Datasheet(PDF) 7 Page - STMicroelectronics |
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LD1085V25 Datasheet(HTML) 7 Page - STMicroelectronics |
7 / 27 page LD1085xx Electrical characteristics 7/27 5 Electrical characteristics Table 4. Electrical characteristics of LD1085#15 (VI = 4.5 V, CI = CO =10 µF, TA = -40 to 125 °C, unless otherwise specified). Symbol Parameter Test condition Min. Typ. Max. Unit VO Output voltage (1) 1. See short-circuit current curve for available output current at fixed dropout. IO = 0 mA, TJ = 25°C 1.485 1.5 1.515 V IO = 0 to 3A, VI = 3.1 to 30V 1.47 1.5 1.53 V ΔVO Line regulation IO = 0 mA, VI = 3.1 to 18V, TJ = 25°C 0.2 4 mV IO = 0 mA, VI = 3.1 to 15V 0.4 4 mV ΔVO Load regulation IO = 0 to 3A, TJ = 25°C 2 10 mV IO = 0 to 3A 4 20 mV Vd Dropout voltage IO =3 A 1.3 1.5 V Iq Quiescent current VI ≤30V 5 10 mA Isc Short circuit current VI - VO = 5V 3.2 4.5 A VI - VO = 25V 0.2 0.5 A Thermal regulation TA = 25°C, 30ms pulse 0.008 0.04 %/W SVR Supply voltage rejection f = 120 Hz, CO = 25µF, IO = 3A VI = 7.5 ± 3V 60 72 dB eN RMS output noise voltage (% of VO) TA = 25°C, f =10Hz to 10kHz 0.003 % S Temperature stability 0.5 % S Long term stability TA = 125°C, 1000Hrs 0.5 % |
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