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LD2985BM18R Scheda tecnica(PDF) 9 Page - STMicroelectronics

Il numero della parte LD2985BM18R
Spiegazioni elettronici  Very low drop and low noise voltage regulator low ESR capacitors compatible, with inhibit function
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LD2985BM18R Scheda tecnica(HTML) 9 Page - STMicroelectronics

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LD2985Axx - LD2985Bxx
Electrical characteristics
9/21
VO
Output voltage
VI = 4.5V
3.413
3.5
3.587
V
IO = 1 to 150mA
3.395
3.605
IO = 1 to 150mA, TJ= -40 to 125°C
3.360
3.640
VO
Output voltage
VI = 4.6V
3.51
3.6
3.69
V
IO = 1 to 150mA
3.492
3.708
IO = 1 to 150mA, TJ= -40 to 125°C
3.456
3.744
VO
Output voltage
VI = 4.8V
3.705
3.8
3.895
V
IO = 1 to 150mA
3.686
3.914
IO = 1 to 150mA, TJ= -40 to 125°C
3.648
3.952
VO
Output voltage
VI = 5.0V
3.900
4
4.100
V
IO = 1 to 150mA
3.88
4.12
IO = 1 to 150mA, TJ= -40 to 125°C
3.84
4.16
VO
Output voltage
VI = 5.7V
4.583
4.7
4.817
V
IO = 1 to 150mA
4.559
4.841
IO = 1 to 150mA, TJ= -40 to 125°C
4.512
4.888
VO
Output voltage
VI = 6.0V
4.875
5
5.125
V
IO = 1 to 150mA
4.85
5.15
IO = 1 to 150 mA, TJ= -40 to 125°C
4.8
5.2
ISC
Short circuit current
RL = 0
400
mA
ΔVO/ΔVI Line regulation
VI = VO + 1V to 16V, IO = 1 mA
0.003
0.014
%/VI
VI = VO + 1V to 16V, IO = 1 mA,
TJ= -40 to 125°C
0.032
VDROP
Dropout voltage
IO = 0
1
3
mV
IO = 0, TJ= -40 to 125°C
5
IO = 1mA
7
10
IO = 1mA, TJ= -40 to 125°C
15
IO = 10mA
40
60
IO = 10mA, TJ= -40 to 125°C
90
IO = 50mA
120
150
IO = 50mA, TJ= -40 to 125°C
225
IO = 150mA
280
350
IO = 150mA, TJ= -40 to 125°C
575
Table 6.
Electrical characteristics for LD2985B (continued) (TJ = 25 °C, VI = VO + 1 V, IO = 50 mA,
VSHDN = 2 V, CI = CO = 1 µF, unless otherwise specified).
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit


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