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ZLDO485 Datasheet(PDF) 2 Page - Diodes Incorporated

Part # ZLDO485
Description  4.85 VOLT ULTRA LOW DROPOUT REGULATOR
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Manufacturer  DIODES [Diodes Incorporated]
Direct Link  http://www.diodes.com
Logo DIODES - Diodes Incorporated

ZLDO485 Datasheet(HTML) 2 Page - Diodes Incorporated

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ZLDO485
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
300mA
Operating Temperature
-40 to 85°C
Storage Temperature
-55 to 150°C
Power Dissipation
(Tamb=25°C)
2W (Note 1)
Parameter
SYMBOL
CONDITIONS
MIN.
TYP.
MAX. UNITS
Output voltage
Vo
Vin=5.85V
4.75
4.85
4.95
V
Output voltage
temperature coefficient
Vo
∆T
Vin=5.85V
(Note 2, Note 4)
100
250
ppm/°C
Line regulation
∆V
o
Vin=5.85 to 20V
20
69
mV/V
Load regulation
∆V
o
IL=10 to 300mA
Vin=5.85V
68
119
mV
Dropout voltage
(Note3)
Vin-Vo
IL=10mA
IL=100mA
IL=300mA
6
30
100
10
75
200
mV
Quiescent current
Iq
Vin=5.85V, IL=0
0.63
1
mA
Quiescent current
at shutdown
Iqs
Vin=5.85V, IL=0,
Vshdn=Vin
11
30
µA
Shutdown control input
current
Iins
Vshdn=Vin=5.85V
2
10
µA
Shutdown control
threshold voltage
Vts
Vin=5.85V
low(on)
high(off)
1.5
0.4
V
Output current in
shutdown mode
(Note4)
ILs
Vin=20V
Vo=Gnd
50
100
nA
Output noise voltage
(Note4)
en
Vin=5.85V
f=10Hz
to100kHz,
IL=100mA
190
µV RMS
Low battery detect
voltage
Vin(bld)
Vo +
0.2V
Vo +
0.4V
V
Low battery flag
output voltage
Vbl
Ibl=100µA,
Vin<Vo+200mV
0.16
0.4
V
Low battery flag
leakage current
Ibl
Vbl=6V,
Vin>Vo+400mV
0.1
1
µA
ELECTRICAL CHARACTERISTICS
TEST CONDITIONS (Unless otherwise stated) Tamb=25°C,IL=10mA,Cs=10pF,Cout=1
µF
4-72


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