PBLS2002D datasheet(4/16 Pages) NXP

tên linh kiện	PBLS2002D

Giải thích chi tiết về linh kiện	20 V PNP BISS loadswitch

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PBLS2002D_2

Product data sheet

Rev. 02 — 27 August 2009

4 of 16

NXP Semiconductors

PBLS2002D

20 V PNP BISS loadswitch

Thermal characteristics

[1]

Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.

[2]

Device mounted on an FR4 PCB, single-sided copper, tin-plated, mounting pad for collector 1cm2.

[3]

Device mounted on a ceramic PCB, Al2O3, standard footprint.

Table 6.

Thermal characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Per device

Rth(j-a)

thermal resistance from

junction to ambient

in free air

[1] -

315

K/W

[2] -

236

K/W

[3] -

210

K/W

FR4 PCB, standard footprint

Fig 2.

TR1 (PNP): Transient thermal impedance from junction to ambient as a function of pulse time; typical

values

006aaa415

102

103

Zth(j-a)

(K/W)

10−1

10−5

10−2

10−4

102

10−1

tp (s)

10−3

103

duty cycle =

0.75

0.5

0.33

0.2

0.1

0.05

0.02

0.01

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