BUK9214-75B Просмотр технического описания (PDF) - Philips Electronics

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BUK9214-75B

TrenchMOS™ logic level FET

Philips Electronics 

Philips Semiconductors

4. Thermal characteristics

Table 3: Thermal characteristics

Symbol Parameter

Rth(j-a)

thermal resistance from junction to

ambient

Rth(j-mb) thermal resistance from junction to

mounting base

Conditions

Figure 4

4.1 Transient thermal impedance

BUK9214-75B

TrenchMOS™ logic level FET

Min Typ Max Unit

-

71.4 -

K/W

-

0.45 1.0 K/W

1

Zth(j-mb)

(K/W)

δ = 0.5

0.2

0.1

10-1

0.05

0.02

10-2

single shot

10-3

10-6

10-5

10-4

10-3

10-2

03nl34

P

δ

=

tp

T

tp

t

T

10-1

tp (s)

1

Fig 4. Transient thermal impedance from junction to mounting base as a function of pulse duration.

9397 750 10801

Objective data

Rev. 01 — 10 December 2002

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

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