LP2985 datasheet(12/25 Pages) TI

部件名	LP2985

功能描述	150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN

PDF	25 Pages

Scroll/Zoom	100%

制造商	TI [Texas Instruments]

网页	http://www.ti.com

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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

µs/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

µs/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 = 1 mA

VIN

100

µs/div"

−4

−3

−2

−1

VON/OFF

100

µs/div"

VO = 3.3 V

Cbyp = 0

IO = 150 mA

LP2985

150-mA LOW-NOISE LOW-DROPOUT REGULATOR

WITH SHUTDOWN

SLVS522J – JULY 2004 – REVISED AUGUST 2006

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

IN = 1 µF, COUT = 4.7 µF, VIN = VOUT(NOM) + 1 V, TA = 25°C, ON/OFF pin tied to VIN (unless otherwise specified)

LINE TRANSIENT RESPONSE

Figure 21.

Figure 22.

LINE TRANSIENT RESPONSE

TURN-ON TIME

Figure 23.

Figure 24.

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