Philips Semiconductors

PIP202-12M

DC to DC converter powertrain

Product data

Rev. 01 — 15 July 2002

7 of 20

9397 750 10031

© Koninklijke Philips Electronics N.V. 2002. All rights reserved.

(1) maximum

(2) typical

Fig 6.

Total power dissipation as a function of average

output current; maximum and typical values.

Fig 7.

Normalized power dissipation as a function of

output stage supply voltage; typical values.

03ag53

0

2

4

6

8

0

5

10

15

20

25

IO(AV) (A)

Ptot

(W)

(1)

(2)

03ag54

0.8

1

1.2

1.4

1.6

510

15

20

VDDO (V)

a

a

P

tot

P

tot V

DDO

12V

=

()

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

=

Fig 8.

Normalized power dissipation as a function of

output voltage; typical values.

Fig 9.

Normalized power dissipation as a function of

input frequency; typical values.

03ag55

0.9

1

1.1

1.2

1.3

123

4

5

VO (V)

b

03ag74

0.6

0.8

1

1.2

1.4

1.6

200

400

600

800

1000

fi (kHz)

c

b

P

tot

P

tot V

O

1.6V

=

()

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

=

c

P

tot

P

tot f

i

500kHz

=

()

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

=