LTC3589EUJ-PBF(RevB) データシートの表示（PDF） - Linear Technology

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LTC3589EUJ-PBF
(Rev.:RevB)

8-Output Regulator with Sequencing and I2C

Linear Technology 

LTC3589

TYPICAL PERFORMANCE CHARACTERISTICS VIN = 3.8V, TA = 25°C, unless otherwise noted.

LDO2, LDO3, LDO4 Dropout

Voltage vs Temperature

500

400

VLDO = 1.2V

300

VLDO = 1.8V

200

100

VLDO = 3.3V

0

–50 –25

0 25 50 75 100 125 150

TEMPERATURE (°C)

3589 G28

LDO2, LDO3, LDO4 Enable

Response

LDO2, LDO3, LDO4 Dropout

Voltage vs Load Current

500

400

VLDO = 1.2V

300

VLDO = 1.8V

200

100

0

0

VLDO = 3.3V

50

100 150 200 250

LOAD CURRENT (mA)

3589 G29

LDO2, LDO3, LDO4 Load Step

Response

LDO2, LDO3, LDO4 Short-Circuit

Current vs Temperature

500

450

400

350

300

250

200

–50 –25

0 25 50 75 100 125 150

TEMPERATURE (°C)

3589 G30

LDO1 Load Step Response

1V/DIV

VLDO4 =2.8V

VLDO3 =1.8V

VLDO2 =1.2V

VEN_LDO2,VEN_LDO34

VLDO

50mV/DIV

ILDO

100mA/DIV

1.8V

220mA

VLDO1

50mV/DIV

10mA

ILDO1

10mA/DIV

1.2V

20mA

1mA

100µs/DIV

3589 G31

10µs/DIV

LOAD CAPACITANCE = 1µF

3589 G32

40µs/DIV

LOAD CAPACITANCE = 1µF

3589 G33

3589fb

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