LP5550 datasheet(9/28 Pages) TI1

tên linh kiện	LP5550

Giải thích chi tiết về linh kiện	LP5550 PowerWise??Technology Compliant Energy Management Unit

PDF	28 Pages

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nhà sản xuất	TI1 [Texas Instruments]

Trang chủ	http://www.ti.com

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100 Ps/DIV

EN and

RESETN

IIN

5V/DIV

200 mA/DIV

LDO1

LDO2

SW and LDO3

50 Ps/DIV

VO3

AC Coupled,

50 mV/DIV

3.6V

VIN

VOSW

AC Coupled,

2 mV/DIV

100 Ps/DIV

VO1

500 mV/DIV

VO2

EN and

RESETN

5V/DIV

1V/DIV

500 mV/DIV

VOSW

100 Ps/DIV

500 mV/DIV

VO3

EN and

RESETN

5V/DIV

500 mV/DIV

VOSW

3.0

3.5

4.0

4.5

5.0

5.5

VIN (V)

61.0

67.4

73.8

80.2

86.6

93.0

TA = -40

TA = 25

TA = 85

3.0

3.5

4.0

4.5

5.0

5.5

VIN (V)

2.0

3.4

4.8

6.2

7.6

9.0

TA = 25

TA = 85

TA = -40

LP5550

www.ti.com

SNVS378G – OCTOBER 2005 – REVISED APRIL 2013

Typical Performance Characteristics

Unless otherwise stated: VIN=3.6V

IQ vs. VIN

Sleep, no load on LDO3

IQ vs. VIN Shutdown

Figure 5.

Figure 6.

Start-up Sequence

VO1, VO2, VOSW

Start-up Sequence VOSW, VO3

Figure 7.

Figure 8.

Start-up Sequence Inrush Current

Line Transient Response VOSW, VO3

Figure 9.

Figure 10.

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