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LD1086XX Datasheet(PDF) 17 Page - STMicroelectronics

Part # LD1086XX
Description  1.5 A low drop positive voltage regulator adjustable and fixed
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LD1086XX Datasheet(HTML) 17 Page - STMicroelectronics

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LD1086xx
Electrical characteristics
17/39
Table 12.
Electrical characteristics of LD1086#
(VI = 4.25 V, CI = CO =10 µF, TA = -40 to 125 °C, unless otherwise specified).
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
VO
Output voltage (1)
IO = 10mA TJ = 25°C
1.237
1.25
1.263
V
IO = 10mA to 1.5A, VI = 2.85 to 30V
1.225
1.25
1.275
V
ΔVO
Line Regulation
IO = 10mA, VI = 2.8 to 16.5V,
TJ = 25°C
0.015
0.2
%
IO = 10mA, VI = 2.8 to 16.5V
0.035
0.2
%
ΔVO
Load Regulation
IO = 10mA to 1.5A, TJ = 25°C
0.1
0.3
%
IO = 0 to 1.5A
0.2
0.4
%
Vd
Dropout Voltage
IO = 1.5A
1.3
1.5
V
IO(min)
Minimum Load Current
VI = 30V
3
10
mA
Isc
Short Circuit Current
VI - VO = 5V
1.5
2.3
A
VI - VO = 25V
0.05
0.2
A
Thermal Regulation
TA = 25°C, 30ms pulse
0.01
0.04
%/W
SVR
Supply Voltage Rejection
f = 120 Hz, CO = 25 µF,CADJ = 25 µF,
IO = 1.5A, VI = 6.25 ± 3V
60
88
dB
IADJ
Adjust Pin Current
VI = 4.25V, IO = 10 mA
40
120
µA
ΔIADJ
Adjust Pin Current Change (1)
IO = 10mA to 1.5A, VI = 2.8 to 16.5V
0.2
5
µA
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
%
1.
See short-circuit current curve for available output current at fixed dropout.


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