LP2985 datasheet(9/27 Pages) TI

номер детали	LP2985

подробное описание детали	150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN

PDF	27 Pages

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производитель	TI [Texas Instruments]

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100

10k

100k

Frequency − Hz

50 mA

150 mA

1 mA

VI = 3.7 V

VO = 3.3 V

Co = 10 µF

Cbyp = 0 nF

100

10k

100k

Frequency − Hz

VI = 5 V

VO = 3.3 V

Co = 4.7 µF

Cbyp = 10 nF

50 mA

150 mA

1 mA

100

10k

100k

Frequency − Hz

VI = 5 V

VO = 3.3 V

Co = 4.7 µF

Cbyp = 10 nF

10 mA

100 mA

1 mA

0.001

0.01

0.1

100

10k

100k

Frequency − Hz

Ci = 1 µF

Co = 10 µF

VO = 3.3 V

10 mA

100 mA

1 mA

LP2985

www.ti.com .......................................................................................................................................................... SLVS522M – JULY 2004 – REVISED MARCH 2009

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

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

RIPPLE REJECTION

FREQUENCY

Figure 9.

Figure 10.

RIPPLE REJECTION

OUTPUT IMPEDANCE

FREQUENCY

Figure 11.

Figure 12.

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