LP2985 datasheet(15/29 Pages) TI

Nome de Peças	LP2985

Descrição Electrónicos	150-mA Low-noise Low-dropout Regulator With Shutdown

PDF	29 Pages

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Fabricante Electrônico	TI [Texas Instruments]

Página de início	http://www.ti.com

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−4

−3

−2

−1

VON/OFF

100 ms/div→

VO = 3.3 V

Cbyp = 0

IO = 150 mA

3.27

3.29

3.31

3.33

3.35

3.37

3.39

3.41

2.5

3.5

4.5

5.5

VO = 3.3 V

Cbyp = 10 nF

IO = 1 mA

VIN

100 ms/div→

3.27

3.29

3.31

3.33

3.35

3.37

3.39

3.41

2.5

3.5

4.5

5.5

VO = 3.3 V

Cbyp = 10 nF

IO = 150 mA

20 ms/div→

3.27

3.29

3.31

3.33

3.35

3.37

3.39

3.41

2.5

3.5

4.5

5.5

VO = 3.3 V

Cbyp = 0 nF

IO = 1 mA

20 ms/div→

3.22

3.24

3.26

3.28

3.3

3.32

3.34

3.36

3.38

3.4

−250

−200

−150

−100

−50

100

150

200

VO = 3.3 V

Cbyp = 0 nF

DIL = 150 mA

20 ms/div→

3.27

3.29

3.31

3.33

3.35

3.37

3.39

3.41

2.5

3.5

4.5

5.5

20 ms/div→

VO = 3.3 V

Cbyp = 0 nF

IO = 150 mA

LP2985

www.ti.com

SLVS522O – JULY 2004 – REVISED JANUARY 2015

Application Information (continued)

Figure 24. Line Transient Response

Figure 23. Load Transient Response

Figure 25. Line Transient Response

Figure 26. Line Transient Response

Figure 27. Line Transient Response

Figure 28. Turn-on Time

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