LP5951 datasheet(6/26 Pages) TI1

Part #	LP5951

Description	Micropower, 150mA Low-Dropout CMOS Voltage Regulator

PDF	26 Pages

Scroll/Zoom	100%

Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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6 / 26 page

LP5951-1.3

TIME (10 µs/DIV)

IL = 150 mA

LP5951-3.3

TIME (10 µs/DIV)

IL = 150 mA

2.9

LP5951-1.3

CIN, COUT = 1.0 µF

2.3

TIME (100 µs/DIV)

IL = 150 mA

4.9

LP5951-3.3

CIN = 1.0 µF

COUT = 1.5 µF

4.3

TIME (100 µs/DIV)

IL = 150 mA

150

LP5951-1.3

CIN, COUT = 1.0 µF

TIME (50 µs/DIV)

150

LP5951-3.3

CIN = 1.0 µF

COUT = 1.5 µF

TIME (50 µs/DIV)

LP5951

SNVS345E – JUNE 2006 – REVISED JANUARY 2011

www.ti.com

Typical Performance Characteristics

Unless otherwise specified, CIN = 1µF ceramic, COUT = 1µF ceramic, VIN = VOUT(NOM) + 1V, TA = 25°C, Enable pin is tied to VIN.

Load Transient Response

Figure 3.

Figure 4.

Line Transient Response

Figure 5.

Figure 6.

Enable Start-up Time

Figure 7.

Figure 8.

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