LD1085 SERIES
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Table 7: Electrical Characteristics Of LD1085#25 (VI=5.5V, CI = CO =10µF, TA = -40 to 125°C, unless
otherwise specified.)
NOT E 1: See short-ci rcuit c urrent cu rve for avai l able ou tput current at fi xed dropout.
Table 8: Electrical Characteristics Of LD1085#285 (VI=5.85V, CI = CO =10 µF, TA = -40 to 125°C,
unless otherwise specified.)
NOT E 1: See short-ci rcuit c urrent cu rve for avai l able ou tput current at fi xed dropout.
Symbol Parameter Test Conditions Min. Typ. Max. Unit
VOOutput Voltage IO = 0 mA TJ = 25°C 2.475 2.5 2 .525 V
IO = 0 to 3AVI = 4.1 to 30V (note 1) 2.45 2.5 2.55 V
∆VOLine Regulation IO = 0 mA VI = 4.1 to 18V TJ = 25°C 0.2 4 mV
IO = 0 mA VI = 4.1 to 18V 0.4 4 mV
∆VOLoad Regulation IO = 0 to 3ATJ = 25°C 2 10 mV
IO = 0 to 3A 4 20 mV
VdDropout Voltage IO =3 A 1.3 1.5 V
IqQuiescent 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 = 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°C1000Hrs 0.5 %
Symbol Parameter Test Conditions Min. Typ. Max. Unit
VOOutput Voltage IO = 0 mA TJ = 25°C 2.821 2.85 2.879 V
IO = 0 to 3AVI = 4.5 to 30V (note 1) 2.793 2.85 2.907 V
∆VOLine Regulation IO = 0 mA VI = 4.5 to 18V TJ = 25°C 0.2 6 mV
IO = 0 mA VI = 4.5 to 18V 0.5 6 mV
∆VOLoad Regulation IO = 0 to 3ATJ = 25°C 3 15 mV
IO = 0 to 3A 7 20 mV
VdDropout Voltage IO =3 A 1.3 1.5 V
IqQuiescent 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 = 7.85 ± 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°C1000Hrs 0.5 %