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LD1585C Fiches technique(PDF) 4 Page - STMicroelectronics

No de pièce LD1585C
Description  5A LOW DROPOUT FAST RESPONSE POSITIVE VOLTAGE REGULATOR ADJUSTABLE AND FIXED
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LD1585C Fiches technique(HTML) 4 Page - STMicroelectronics

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LD1585C SERIES
4/17
ELECTRICAL CHARACTERISTICS OF LD1585#15 (VI=4.5V, CI =CO =10µF, TJ = 0 to 125°C, unless
otherwise specified.)
NOTE 1: See short-circuit current curve for available output current at fixed dropout.
ELECTRICAL CHARACTERISTICS OF LD1585#18 (VI=4.8V, CI =CO =10µF, TJ = 0 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
IO =0mA
TJ = 25°C
1.485
1.5
1.515
V
IO =0to 5A VI = 3 to 25V (note 1)
1.47
1.5
1.53
V
∆V
O
Line Regulation
IO =0mA
VI =3to15V
TJ = 25°C
0.005
0.2
%
IO =0mA
VI = 3 to 15V
0.005
0.2
%
∆V
O
Load Regulation
IO =0to 5A TJ = 25°C
0.05
0.3
%
IO = 0 to 5A
0.05
0.5
%
Vd
Dropout Voltage
IO =5 A
1.2
1.4
V
Iq
Quiescent Current
VI ≤ 25V
5
10
mA
Isc
Short Circuit Current
VI -VO = 5V
5.5
7
A
Termal Regulation
TJ = 25°C, 30ms pulse
0.004
0.02
%/W
SVR
Supply Voltage Rejection
f = 120 Hz,
CO =25 µF, IO =5A
VI -VO =3 ± 1V
60
75
dB
eN
RMS Output Noise Voltage
(% of VO)
TJ = 25°C
f =10Hz to 10KHz
0.003
%
S
Temperature Stability
0.5
%
S
Long Term Stability
TJ = 125°C
1000Hrs
0.03
1
%
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VO
Output Voltage
IO =0mA
TJ = 25°C
1.782
1.8
1.818
V
IO =0to 5A VI = 3.3 to 25V (note 1)
1.764
1.8
1.836
V
∆V
O
Line Regulation
IO =0mA
VI = 3.3 to 15V TJ = 25°C
0.005
0.2
mV
IO =0mA
VI = 3.3 to 15V
0.005
0.2
∆V
O
Load Regulation
IO =0to 5A TJ = 25°C
0.05
0.3
mV
IO = 0 to 5A
0.05
0.5
Vd
Dropout Voltage
IO =5 A
1.2
1.4
V
Iq
Quiescent Current
VI ≤ 25V
5
10
mA
Isc
Short Circuit Current
VI -VO = 5.5V
5.5
7
A
Termal Regulation
TJ = 25°C, 30ms pulse
0.004
0.02
%/W
SVR
Supply Voltage Rejection
f = 120 Hz,
CO =25 µF, IO =5A
VI -VO =3 ± 1V
60
75
dB
eN
RMS Output Noise Voltage
(% of VO)
TJ = 25°C
f =10Hz to 10KHz
0.003
%
S
Temperature Stability
0.5
%
S
Long Term Stability
TJ = 125°C
1000Hrs
0.03
1
%


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