LD1085CDT-R View Datasheet(PDF) - STMicroelectronics
Part Name
Description
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LD1085CDT-R Datasheet PDF : 16 Pages
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LD1085CXX
5
Electrical characteristics
Electrical characteristics
Table 4.
Symbol
Electrical characteristics of LD1085CDT
(VI = 4.25 V, CI = CO =10 µF, TA = -40 to 125 °C, unless otherwise specified).
Parameter
Test condition
Min. Typ. Max. Unit
VO Output voltage (1)
ΔVO Line regulation
ΔVO Load regulation
Vd Dropout voltage
IO(min) Minimum load current
Isc Short circuit current
Thermal regulation
SVR Supply voltage rejection
IADJ
ΔIADJ
eN
S
Adjust pin current
Adjust pin current change
RMS output noise voltage
(% of VO)
Temperature stability
IO = 10mA TJ = 25°C
IO = 10mA to 3A, VI = 2.85 to 30V (1)
IO = 10mA, VI = 2.85 to 16.5V,
TJ = 25°C
IO = 10mA, VI = 2.85 to 16.5V
IO = 10mA to 5A, TJ = 25°C
IO = 0 to 5A
IO = 5A
VI = 30V
VI - VO = 5V
VI - VO = 25V
TA = 25°C, 30ms pulse
f = 120 Hz, CO = 25µF,CADJ = 25 µF,
IO = 3A, VI = 6.25 ± 3V
VI = 4.25V, IO = 10 mA
IO = 10mA to 3A, VI = 2.75 to 16.5V (1)
TA = 25°C, f =10Hz to 10kHz
S Long term stability
TA = 125°C, 1000Hrs
1. See short-circuit current curve for available output current at fixed dropout.
1.225 1.25 1.275 V
1.213 1.25 1.288 V
0.015 0.2 %
0.035 0.2
%
0.1 0.3 %
0.2 0.4 %
1.3 1.5
V
3
10 mA
3.2 4.5
A
0.2 0.5
A
0.003 0.015 %/W
60
75
dB
55 120 µA
0.2 5
µA
0.003
%
0.5
%
0.5
%
7/16
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