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LD1086 数据表(PDF) 6 Page - STMicroelectronics

部件名 LD1086
功能描述  1.5A LOW DROP FIXED AND ADJUSTABLE POSITIVE VOLTAGE REGULATORS
PDF  21 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

LD1086 数据表(HTML) 6 Page - STMicroelectronics

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LD1086 SERIES
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Table 9: Electrical Characteristics Of LD1086#36 (VI=6.6V, 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 10: Electrical Characteristics Of LD1086#50 (VI=8V, 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 (note 1)
IO = 0 mA TJ = 25°C
3.564
3.6
3.636
V
IO = 0 to 1.5A
VI = 5.2 to 30V
3.528
3.6
3.672
V
∆VO
Line Regulation
IO = 0 mA VI = 5.2 to 18V TJ = 25°C
0.5
10
mV
IO = 0 mA VI = 5.2 to 18V
1
10
mV
∆VO
Load Regulation
IO = 0 to 1.5A
TJ = 25°C
3
15
mV
IO = 0 to 1.5A
7
25
mV
Vd
Dropout Voltage
IO = 1.5A
1.3
1.5
V
Iq
Quiescent Current
VI ≤ 30V
5
10
mA
Isc
Short Circuit Current
VI - VO = 5V
1.5
2
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,
IO = 1.5A
VI = 8.6 ± 3V
60
78
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 (note 1)
IO = 0 mA TJ = 25°C
4.95
5
5.05
V
IO = 0 to 1.5A
VI = 6.6 to 30V
4.9
5
5.1
V
∆VO
Line Regulation
IO = 0 mA VI = 6.6 to 20V
TJ = 25°C
0.5
10
mV
IO = 0 mA VI = 6.6 to 20V
1
10
mV
∆VO
Load Regulation
IO = 0 to 1.5A
TJ = 25°C
5
20
mV
IO = 0 to 1.5A
10
35
mV
Vd
Dropout Voltage
IO = 1.5A
1.3
1.5
V
Iq
Quiescent Current
VI ≤ 30V
5
10
mA
Isc
Short Circuit Current
VI - VO = 5V
1.5
2
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,
IO = 1.5A
VI = 10 ± 3V
60
75
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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