MIC5270BM5 datasheet(4/8 Pages) MICREL

Part #	MIC5270BM5

Description	關Cap Negative Low-Dropout Regulator

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Manufacturer	MICREL [Micrel Semiconductor]

Direct Link	http://www.micrel.com

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MIC5270

Micrel, Inc.

M9999-052705

4May 2005

Typical Characteristics

0

-0.5

-1

-1.5

-2

-2.5

-3

-3.5

0-1

-2

-3-4

-5

SUPPLY VOLTAGE (V)

Dropout

Characteristics

0 Load

-100mA Load

-3.26

-3.265

-3.27

-3.275

-3.28

-3.285

-3.29

-3.295

-3.3

-3.305

0

-20

-40

-60

-80

-100

OUTPUT CURRENT (mA)

Output Voltage

vs. Output Current

-3.2

-3.22

-3.24

-3.26

-3.28

-3.3

-3.32

-3.34

-3.36

-3.38

-3.4

-40 -20 0

20 40 60 80 100 120

TEMPERATURE (°C)

Output Voltage

vs. Temperature

0

-0.5

-1

-1.5

-2

-2.5

0-20

-40

-60

-80

-100

OUTPUT CURRENT (mA)

Ground Current

vs. Output Current

5V

IN

0

-10

-20

-30

-40

-50

-60

-70

-80

-90

0-1

-2

-3-4

-5

SUPPLY VOLTAGE (V)

Ground Current

Characteristics

0µA Load

-100µA Load

-1mA Load

0

-0.5

-1

-1.5

-2

-2.5

0-1

-2

-3-4

-5

SUPPLY VOLTAGE (V)

Ground Current

Characteristics

-100mA Load

-50mA Load

-10mA Load

0

-5

-10

-15

-20

-25

-30

-40 -20 0

20 40 60 80 100 120

TEMPERATURE (°C)

Ground Current

vs. Temperature

0A Load

-1mA Load

0

-0.5

-1

-1.5

-2

-2.5

-3

-3.5

-40 -20 0

20 40 60 80 100 120

TEMPERATURE (°C)

Ground Current

vs. Temperature

-50A Load

-100mA Load

0

-0.2

-0.4

-0.6

-0.8

-1

-1.2

-1.4

-1.6

-4

-7

-10

-13

-16

SUPPLY VOLTAGE (V)

Negative Enable Threshold

vs. Supply Voltage

Enable Off

Enable On

0

-100

-200

-300

-400

-500

-600

0-20

-40

-60

-80

-100

OUTPUT CURRENT (mA)

Dropout

vs. Output Current

0

-50

-100

-150

-200

-250

-300

-350

-400

-40 -20 0

20 40 60 80 100 120

TEMPERATURE (°C)

Dropout

vs. Temperature

0A Load

-10mA Load

0

-100

-200

-300

-400

-500

-600

-700

-40 -20 0

20 40 60 80 100 120

TEMPERATURE (°C)

Dropout

vs. Temperature

-50mA Load

-100mA Load

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