Datasheet > LTC3374EFEPBF

LTC3374EFEPBF

更新时间： 2022-02-26 10:35:08

品牌	Logo	应用领域
凌特 - Linear		/
页数	文件大小	规格书
24页	345K
描述
8-Channel Parallelable 1A Buck DC/DCs

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中文翻译

获取价格

数据手册

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LTC3374EFEPBF 数据手册

LTC3374

TYPICAL PERFORMANCE CHARACTERISTICS

V_TEMPvs Temperature

Enable Threshold vs Temperature

Oscillator Frequency vs R_T

1400

1200

1000

800

600

400

200

900

850

800

750

700

650

600

550

500

450

400

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

= 3.3V

ALL REGULATORS DISABLED

= 3.3V

EN RISING

EN FALLING

ACTUAL V

TEMP

IDEAL V

TEMP

–200

80 100 120 140

125

100

450 500

–50

250 300 350 400

550 600 650 700 750 800

–25

150

TEMPERATURE (°C)

(kΩ)

3374 G10

3374 G11

3374 G09

Enable Pin Precision Threshold

vs Temperature

Buck V_INSupply Current

vs Temperature

Buck V_INSupply Current

vs Temperature

420

415

410

405

400

395

390

385

380

550

500

450

Burst Mode OPERATION

FB = 850mV

FORCED CONTINUOUS MODE

FB = 0V

= 5.5V

400

350

= 3.3V

= 2.25V

EN RISING

300

250

200

= 5.5V

EN FALLING

= 2.25V

150

100

= 3.3V

50 75

TEMPERATURE (°C)

–50 –25

100 125 150

–50 –25

25 50 75 100 125 150

TEMPERATURE (°C)

–50 –25

25 50 75 100 125 150

TEMPERATURE (°C)

3374 G14

3374 G12

3374 G13

PMOS Current Limit

vs Temperature

V_OUTvs Temperature

1.88

1.86

1.84

1.82

1.80

1.78

1.76

1.74

1.72

2.6

2.5

2.4

2.3

2.2

2.1

2.0

FORCED CONTINUOUS MODE

LOAD = 0mA

= 3.3V

= 5.5V

= 2.25V

= 3.3V

–50 –25

25 50 75 100 125 150

TEMPERATURE (°C)

–50 –25

25 50 75 100 125 150

TEMPERATURE (°C)

3374 G16

3374 G15

3374f

For more information www.linear.com/LTC3374

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