LD6806F datasheet(12/36 Pages) PHILIPS

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LD6806_SER

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Product data sheet

Rev. 3 — 9 December 2011

12 of 36

NXP Semiconductors

LD6806 series

Ultra low-dropout regulator, low noise, 200 mA

9.5 Line regulation

Line regulation response is the capability of the circuit to maintain the nominal output

voltage while varying the input voltage.

Regulation % V





OUT



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

100

OUT

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



(1) VIN

(2) VOUT

(1) VIN

(2) VOUT

Fig 17. Line regulation for LD6806CX4/12H

Fig 18. Line regulation for LD6806F/12H

time (ms)

0.8

0.6

0.2

0.4

001aan925

VIN

(V)

1.4

1.8

1.2

1.6

2.0

VOUT

(V)

1.0

(1)

(2)

time (ms)

0.2

0.4

0.6

0.7

0.5

0.3

0.1

001aan926

VIN

(V)

1.4

1.8

1.2

1.6

2.0

VOUT

(V)

1.0

(1)

(2)

(1) VIN

(2) VOUT

(1) VIN

(2) VOUT

Fig 19. Line regulation for LD6806CX4/25H

Fig 20. Line regulation for LD6806F/25H

time (ms)

0.4

0.3

0.1

0.2

001aan931

VIN

(V)

2.51

2.54

2.47

2.53

2.55

VOUT

(V)

2.45

2.49

2.46

2.52

2.48

2.50

(1)

(2)

time (ms)

0.4

0.3

0.1

0.2

001aan932

VIN

(V)

2.51

2.54

2.47

2.53

2.55

VOUT

(V)

2.45

2.49

2.46

2.52

2.48

2.50

(1)

(2)

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