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LD1585CD2T33 Datasheet(PDF) 8 Page - STMicroelectronics |
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LD1585CD2T33 Datasheet(HTML) 8 Page - STMicroelectronics |
8 / 17 page LD1585C SERIES 8/17 ELECTRICAL CHARACTERISTICS OF LD1585#120 (VI=15V, 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# (VI=4.25V, 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 11.88 12 12.12 V IO =0to 5A VI = 13.5 to 30V (note 1) 11.76 12 12.24 V ∆V O Line Regulation IO =0mA VI =13.5to25V TJ = 25°C 0.005 0.2 mV IO =0mA VI = 13.5 to 25V 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 % 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 5AVI -VO =1.5 to 25V (note 1) 1.225 1.25 1.275 V ∆V O 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 % ∆V O Load Regulation IO = 10mA to 5ATJ = 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 Termal Regulation TJ = 25°C, 30ms pulse 0.004 0.02 %/W SVR Supply Voltage Rejection f = 120 Hz, CO =25 µF, CADJ =25 µF, IO =5A VI -VO =3 ± 1V 60 75 dB IADJ Adjust Pin Current IO =10 mA 50 100 µA ∆I ADJ Adjust Pin Current Change IO = 10mA to 5A VI = 3 to 25V (note 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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