ZLDO500 Просмотр технического описания (PDF) - Zetex => Diodes

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производитель

ZLDO500

5.0 VOLT ULTRA LOW DROPOUT REGULATOR

Zetex => Diodes 

ZLDO500

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) 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=6.0V

4.9

Vin=6.0V

(Note 2, Note 4)

5.0

5.1 V

100 250 ppm/°C

Line regulation

∆Vo

Vin=6.0 to 20V

20

70 mV

Load regulation

Dropout voltage

(Note3)

∆Vo

Vin-Vo

Quiescent current

Iq

Quiescent current

Iqs

at shutdown

Shutdown control input Iins

current

IL=10 to 300mA

Vin=6V

IL=10mA

IL=100mA

IL=300mA

Vin=6.0V, IL=0

Vin=6.0V, IL=0,

Vshdn=Vin

Vshdn=Vin=6.0V

70

123 mV

6

10 mV

30

75

100 200

0.63 1

mA

11

30 µA

2

10 µA

Shutdown control

Vts

Vin=6.0V

threshold voltage

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)

Low battery detect

voltage

Vin(bld)

Vin=6.0V

f=10Hz

to100kHz,

IL=100mA

190

µV RMS

VO +

0.2V

VO + V

0.4V

Low battery flag

Vbl

Ibl=100µA,

output voltage

Vin<Vo+200mV

Low battery flag

Ibl

leakage current

Vbl=6V,

Vin>Vo+400mV

0.16 0.4 V

0.1

1

µA

4-81

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