PBSS4420D Philips Semiconductors, PBSS4420D Datasheet - Page 5

• Manufacturer Part Number: PBSS4420D
• Description: NPN low VCEsat (BISS) transistor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
9397 750 14028
Product data sheet
Fig 3. Transient thermal impedance from junction to ambient as a function of pulse time; typical values
(10)
Z
(K/W)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
th(j-a)
10
10
10
10
1
3
2
1
10
FR4 PCB; mounting pad for collector 1 cm
= 1
= 0.75
= 0.5
= 0.33
= 0.2
= 0.1
= 0.05
= 0.02
= 0.01
= 0
5
10
(10)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
4
10
3
2
10
2
Rev. 01 — 21 April 2005
10
1
1
20 V, 4 A NPN low V
10
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
PBSS4420D
CEsat
10
2
(BISS) transistor
t
p
006aaa272
(s)
10
3
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