LD1085 SERIES
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ELECTRICAL CHARACTERISTICS OF LD1085#25 (VI=5.5V, CI=C
O=10µF, TA= -40 to 125°C, unless
otherwise specified.)
NOTE 1: See short-circuit current curve for available output current at fixed dropout.
ELECTRICAL CHARACTERISTICS OF LD1085#285 (VI=5.85V, CI=C
O=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
VOOutput Voltage IO=0mA T
J= 25°C 2.475 2.5 2.525 V
IO=0to3A V
I= 4.1 to 30V (note 1) 2.45 2.5 2.55 V
∆VOLine Regulation IO=0mA V
I= 4.1 to 18V TJ= 25°C 0.2 4 mV
IO=0mA V
I= 4.1 to 18V 0.4 4 mV
∆VOLoad Regulation IO=0to3A T
J= 25°C 2 10 mV
IO=0to3A 4 20 V
V
dDropout Voltage IO=3 A 1.3 1.5 V
IqQuiescent Current VI≤30V 5 10 mA
Isc Short Circuit Current VI-V
O= 5V 3.2 4.5 A
VI-V
O= 25V 0.2 0.5 A
Termal Regulation TA= 25°C, 30ms pulse 0.008 0.04 %/W
SVR Supply Voltage Rejection f = 120 Hz, CO=25µF, IO=3A
V
I= 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 %
Symbol Parameter Test Conditions Min. Typ. Max. Unit
VOOutput Voltage IO=0mA T
J= 25°C 2.821 2.85 2.879 V
IO=0to3A V
I= 4.5 to 30V (note 1) 2.793 2.85 2.907 V
∆VOLine Regulation IO=0mA V
I= 4.5 to 18V TJ= 25°C 0.2 6 mV
IO=0mA V
I= 4.5 to 18V 0.5 6 mV
∆VOLoad Regulation IO=0to3A T
J= 25°C 3 15 mV
IO=0to3A 7 20 V
V
dDropout Voltage IO=3 A 1.3 1.5 V
IqQuiescent Current VI≤30V 5 10 mA
Isc Short Circuit Current VI-V
O= 5V 3.2 4.5 A
VI-V
O= 25V 0.2 0.5 A
Termal Regulation TA= 25°C, 30ms pulse 0.008 0.04 %/W
SVR Supply Voltage Rejection f = 120 Hz, CO=25µF, IO=3A
V
I= 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°C 1000Hrs 0.5 %