ZLDO485 Ver la hoja de datos (PDF) - Zetex => Diodes
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ZLDO485 Datasheet PDF : 9 Pages
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ZLDO485
ABSOLUTE MAXIMUM RATING
Input Supply
Voltage Range
-0.3 to 20V
Shutdown Input
Voltage Range
Low Battery Output
Voltage Range
-0.3 to Vin
-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) Tamb=25°C,IL=10mA,Cs=10pF,Cout=1µF
Parameter
SYMBOL CONDITIONS MIN. TYP. MAX. UNITS
Output voltage
Vo
Output voltage
Vo
temperature coefficient ∆T
Vin=5.85V
4.75
Vin=5.85V
(Note 2, Note 4)
4.85
100
4.95 V
250 ppm/°C
Line regulation
∆Vo
Vin=5.85 to 20V
20
69 mV/V
Load regulation
Dropout voltage
(Note3)
Quiescent current
Quiescent current
at shutdown
∆Vo
Vin-Vo
Iq
Iqs
IL=10 to 300mA
Vin=5.85V
IL=10mA
IL=100mA
IL=300mA
Vin=5.85V, IL=0
Vin=5.85V, IL=0,
Vshdn=Vin
68
119 mV
6
10 mV
30
75
100 200
0.63 1
mA
11
30 µA
Shutdown control input Iins
current
Vshdn=Vin=5.85V
2
10 µA
Shutdown control
Vts
threshold voltage
Vin=5.85V
low(on)
high(off)
1.5
0.4 V
Output current in
ILs
shutdown mode
(Note4)
Vin=20V
Vo=Gnd
50
100 nA
Output noise voltage en
(Note4)
Vin=5.85V
f=10Hz
to100kHz,
IL=100mA
190
µV RMS
Low battery detect
voltage
Low battery flag
output voltage
Low battery flag
leakage current
Vin(bld)
Vbl
Ibl
Ibl=100µA,
Vin<Vo+200mV
Vbl=6V,
Vin>Vo+400mV
Vo +
0.2V
0.16
0.1
Vo + V
0.4V
0.4 V
1
µA
4-72
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