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零件编号
产品描述 (功能)
ZLDO285 查看數據表(PDF) - Zetex => Diodes
零件编号
产品描述 (功能)
生产厂家
ZLDO285
2.85 VOLT ULTRA LOW DROPOUT REGULATOR
Zetex => Diodes
ZLDO285 Datasheet PDF : 9 Pages
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ZLDO285
ABSOLUTE MAXIMUM RATING
Input Supply
Voltage Range
-0.3 to 20V
Shutdown Input
Voltage Range
-0.3 to Vin
Low Battery Output
Voltage Range
-0.3 to 20V
Output Current
Operating Temperature
Storage Temperature
Power Dissipation
(Tamb=25°C)
300mA
-40 to 85°C
-55 to 150°C
2W (Note 1)
ELECTRICAL CHARACTERISTICS
TEST CONDITIONS (Unless otherwise stated) T
amb
=25°C,I
L
=10mA,C
s
=10pF,C
out
=1
µ
F
Parameter
SYMBOL
Output voltage
V
o
Output voltage
V
o
temperature coefficient
∆
T
Line regulation
∆
V
o
Load regulation
∆
V
o
Dropout voltage
(Note3)
V
in
-V
o
Quiescent current
I
q
Quiescent current
I
qs
at shutdown
Shutdown control input I
ins
current
Shutdown control
V
ts
threshold voltage
Output current in
I
Ls
shutdown mode
(Note4)
Output noise voltage e
n
(Note4)
Low battery detect
voltage
Low battery flag
output voltage
Low battery flag
leakage current
V
in(bld)
V
bl
I
bl
CONDITIONS MIN
V
in
=3.85V
2.75
V
in
=3.85V
(Note 2, Note 4)
V
in
=3.85to 20V
I
L
=10 to 300mA
V
in
=3.85V
I
L
=10mA
I
L
=100mA
I
L
=300mA
V
in
=3.85V, I
L
=0
V
in
=3.85V, I
L
=0,
V
shdn
=V
in
V
shdn
=V
in
=3.85V
TYP
2.85
100
13
38
6
30
100
0.55
11
2
V
in
=3.85V
low(on)
high(off)
V
in
=20V
V
o
=Gnd
1.5
50
V
in
=3.85V
f=10Hz
to100kHz,
I
L
=100mA
140
V
o
+0.2V
I
bl
=100
µ
A,
V
in
<V
o
+150mV
V
bl
=6V,
V
in
>V
o
+300mV
0.16
0.1
MAX
2.95
2 50
UNITS
V
ppm/ °C
46
mV
66
mV
10
mV
75
200
1
mA
30
µ
A
10
µ
A
0.4
V
100
nA
µ
V RMS
V
o
+0.4V V
0.4
V
1
µ
A
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