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LD1085V28 Arkusz danych(PDF) 7 Page - STMicroelectronics |
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LD1085V28 Arkusz danych(HTML) 7 Page - STMicroelectronics |
7 / 19 page LD1085 SERIES 7/19 Table 11: Electrical Characteristics Of LD1085#80 (VI=11V, CI = CO =10µF, TA = -40 to 125°C, unless otherwise specified.) NOTE 1: See short-circuit current curve for available output current at fixed dropout. Table 12: Electrical Characteristics Of LD1085#90 (VI=12V, CI = CO =10µF, TA = -40 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 = 0 mA TJ = 25°C 7.92 8 8.08 V IO = 0 to 3AVI = 9.8 to 30V (note 1) 7.84 8 8.16 V ∆VO Line Regulation IO = 0 mA VI = 9.8 to 20V TJ = 25°C 1 18 mV IO = 0 mA VI = 9.8 to 20V 2 18 mV ∆VO Load Regulation IO = 0 to 3ATJ = 25°C 8 30 mV IO = 0 to 3A 12 60 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 = 25 µF, IO = 3A VI = 13 ± 3V 54 71 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 % Symbol Parameter Test Conditions Min. Typ. Max. Unit VO Output Voltage IO = 0 mA TJ = 25°C 8.91 9 9.09 V IO = 0 to 3AVI = 11 to 30V (note 1) 8.82 9 9.18 V ∆VO Line Regulation IO = 0 mA VI = 11 to 20V TJ = 25°C 1 20 mV IO = 0 mA VI = 11 to 20V 2 20 mV ∆VO Load Regulation IO = 0 to 3ATJ = 25°C 8 30 mV IO = 0 to 3A 12 60 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 = 25 µF, IO = 3A VI = 14 ± 3V 54 70 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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