Philips Semiconductors

PI4884

TrenchMOS™ logic level FET

Product data

Rev. 02 — 12 April 2002

4 of 12

9397 750 09583

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

4.

Thermal characteristics

4.1 Transient thermal impedance

Table 3:

Thermal characteristics

Symbol Parameter

Conditions

Min

Typ

Max

Unit

thermal resistance from junction to ambient mounted on a printed circuit board;

Figure 4

-

60

-

K/W

Fig 4.

Transient thermal impedance from junction to ambient as a function of pulse duration.

102

Zth(j-a)

(K/W)

10

1

102

10

1

10-1

10-2

10-3

10-4

tp (s)

single pulse

0.02

0.05

δ = 0.5

0.2

0.1

003aaa161

tp

tp

T

P

t

T