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LD1585CD2T50 Fiches technique(PDF) 4 Page - STMicroelectronics |
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LD1585CD2T50 Fiches technique(HTML) 4 Page - STMicroelectronics |
4 / 17 page LD1585C SERIES 4/17 ELECTRICAL CHARACTERISTICS OF LD1585#15 (VI=4.5V, CI =CO =10µF, TJ = 0 to 125°C, unless otherwise specified.) NOTE 1: See short-circuit current curve for available output current at fixed dropout. ELECTRICAL CHARACTERISTICS OF LD1585#18 (VI=4.8V, CI =CO =10µF, TJ = 0 to 125°C, unless otherwise specified.) NOTE 1: See short-circuit current curve for available output current at fixed dropout. Symbol Parameter Test Conditions Min. Typ. Max. Unit VO Output Voltage IO =0mA TJ = 25°C 1.485 1.5 1.515 V IO =0to 5A VI = 3 to 25V (note 1) 1.47 1.5 1.53 V ∆V O Line Regulation IO =0mA VI =3to15V TJ = 25°C 0.005 0.2 % IO =0mA VI = 3 to 15V 0.005 0.2 % ∆V O Load Regulation IO =0to 5A TJ = 25°C 0.05 0.3 % IO = 0 to 5A 0.05 0.5 % Vd Dropout Voltage IO =5 A 1.2 1.4 V Iq Quiescent Current VI ≤ 25V 5 10 mA Isc Short Circuit Current VI -VO = 5V 5.5 7 A Termal Regulation TJ = 25°C, 30ms pulse 0.004 0.02 %/W SVR Supply Voltage Rejection f = 120 Hz, CO =25 µF, IO =5A VI -VO =3 ± 1V 60 75 dB 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 0.03 1 % Symbol Parameter Test Conditions Min. Typ. Max. Unit VO Output Voltage IO =0mA TJ = 25°C 1.782 1.8 1.818 V IO =0to 5A VI = 3.3 to 25V (note 1) 1.764 1.8 1.836 V ∆V O Line Regulation IO =0mA VI = 3.3 to 15V TJ = 25°C 0.005 0.2 mV IO =0mA VI = 3.3 to 15V 0.005 0.2 ∆V O Load Regulation IO =0to 5A TJ = 25°C 0.05 0.3 mV IO = 0 to 5A 0.05 0.5 Vd Dropout Voltage IO =5 A 1.2 1.4 V Iq Quiescent Current VI ≤ 25V 5 10 mA Isc Short Circuit Current VI -VO = 5.5V 5.5 7 A Termal Regulation TJ = 25°C, 30ms pulse 0.004 0.02 %/W SVR Supply Voltage Rejection f = 120 Hz, CO =25 µF, IO =5A VI -VO =3 ± 1V 60 75 dB 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 0.03 1 % |
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