SPX3819 Просмотр технического описания (PDF) - Signal Processing Technologies

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SPX3819

500mA, Low-Noise LDO Voltage Regulator

Signal Processing Technologies 

TYPICAL PERFORMANCE CHARACTERISTICS: Continued

8.0

3.3V Device

VIN= 4.3µF

CL= 1.0µF

7.5

IL = 500mA

7.0

6.5

6.0

-40 -20

0

20

40 60 80 100 120

Temperature (°C)

Ground Current vs Temperature with 500mA Load

14.0

3.3V Device

13.5

VIN= 4.3µF

CL= 1.0µF

IL = 500mA

13.0

12.5

12.0

11.5

11.0

10.5

-40 -20

0

20

40 60 80 100 120

Temperature (°C)

Ground Current vs Temperature in Dropout

1.30

3.3V Device

CL= 1.0µF

IL = 100µA

1.25

1.20

1.15

1.10

1.05

1.00

4

6

8

10

12

14

16

VIN (V)

ENABLE Voltage, ON threshold, vs Input Voltage

3.400

3.380

3.360

3.340

3.3V Device

VIN= 4.3µF

CL= 1.0µF

IL = 500mA

3.320

3.300

2.280

2.260

2.240

2.220

2.200

-40 -20

0

20

40 60 80 100 120

Temperature (°C)

Output Voltage vs Temperature

Jun 5-07 Rev E

SPX3819 500mA, Low Noise LDO Voltage Regulator

5

© 2007 Sipex Corporation

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