MIC39300-2.5BT(2000) 查看數據表（PDF） - Micrel

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MIC39300-2.5BT
(Rev.:2000)

3A Low-Voltage Low-Dropout Regulator

Micrel 

MIC39300/39301

Micrel

Output Voltage vs.

Temperature

2.60

2.58

2.56

2.54

2.52

2.50

2.48

2.46

2.44

2.42

ILOAD = 10mA

(typical 2.5V device)

2.40

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (°C)

Flag-Low Voltage

vs. Temperature

250

200

FLAG-LOW

VOLTAGE

150

100

VIN = 2.25V

RPULL-UP = 22kΩ

50

0

-40 -20 0 20 40 60 80 100120140

TEMPERATURE (°C)

Load Transient

Response

Error Flag

Pull-Up Resistor

6

VIN = 5V

5

FLAG HIGH

4

(OK)

3

2

1

FLAG LOW

(FAULT)

0

0.01 0.1 1 10 100 100010000

RESISTANCE (kΩ)

Enable Current

vs. Temperature

12

VIN = VOUT + 1V

10

VEN = 2.4V

8

6

4

2

0

-40 -20 0 20 40 60 80 100120140

TEMPERATURE (°C)

Line Transient

Response

VOUT = 2.5V

IL = 10mA

COUT = 47µF

5V

3.3V

TIME (100µs/div.)

Load Transient

Response

VIN = 3.3V

VOUT = 2.5V

COUT = 47µF

3A

10mA

TIME (500µs/div.)

VIN = 3.3V

VOUT = 2.5V

COUT = 100µF

3A

100mA

TIME (500µs/div.)

MIC39300/39301

6

March 2000

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