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Product data sheet

Rev. 05 — 13 June 2005

9 of 17

Philips Semiconductors

TDA3663

Very low dropout voltage/quiescent current 3.3 V voltage regulator

12. Test information

12.1 Quality information

The

General Quality Specification for Integrated Circuits, SNW-FQ-611 is applicable.

12.2 Test circuit

Fig 13. Fold back protection mode

Fig 14. Supply voltage ripple rejection as a function of

the ripple frequency

0

4

3

2

1

0

100

(V)

200

300

mgs696

−70

−60

−50

−40

−30

mda956

10

SVRR

(dB)

f (Hz)

(1)

(1)

(2)

(2)

(3)

(3)

(1) C1 is optional (to minimize supply noise only).

Fig 15. Test circuit (SO4)

mgs586

13

2, 4

C2

TDA3663

10

µF

C1(1)

1

µF