LD6806 datasheet(13/36 Pages) PHILIPS

13 / 36 page

LD6806_SER

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Product data sheet

Rev. 3 — 9 December 2011

13 of 36

NXP Semiconductors

LD6806 series

Ultra low-dropout regulator, low noise, 200 mA

9.6 Load regulation

Load regulation is the capability of the circuit to maintain the nominal output voltage while

varying the output load current.

(1) VIN

(2) VOUT

(1) VIN

(2) VOUT

Fig 21. Line regulation for LD6806CX4/36H

Fig 22. Line regulation for LD6806F/36H

time (ms)

0.8

0.6

0.2

0.4

001aan937

VIN

(V)

3.55

3.65

3.75

VOUT

(V)

3.45

(1)

(2)

time (ms)

0.7

0.6

0.2

0.4

0.1

0.3

0.5

001aan938

VIN

(V)

3.55

3.65

3.75

VOUT

(V)

3.45

(1)

(2)

Load regulation % mA





OUT



O nom



-------------------

100



OUT max



-----------------------------------

(1) IOUT

(2) VOUT

(1) IOUT

(2) VOUT

Fig 23. Load regulation for LD6806CX4/12H

Fig 24. Load regulation for LD6806F/12H

time (ms)

0.2

0.4

0.6

0.7

0.5

0.3

0.1

001aan927

0.1

0.3

0.5

IOUT

(A)

-0.1

0.9

1.2

0.7

1.1

1.3

VOUT

(V)

0.5

0.8

0.6

1.0

(1)

(2)

time (ms)

0.8

0.6

0.2

0.4

001aan928

0.1

0.3

0.5

IOUT

(A)

-0.1

1.10

1.25

1.00

1.20

1.30

VOUT

(V)

0.90

1.05

0.95

1.15

(1)

(2)

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