bcx52-10 NXP Semiconductors, bcx52-10 Datasheet - Page 8

• Manufacturer Part Number: bcx52-10
• Description: Bc638; Bcp52; Bcx52 60 V, 1 A Pnp Medium Power Transistors
• Manufacturer: NXP Semiconductors

NXP Semiconductors
BC638_BCP52_BCX52_7
Product data sheet
Fig 7. Transient thermal impedance from junction to ambient as a function of pulse duration for SOT89;
Fig 8. Transient thermal impedance from junction to ambient as a function of pulse duration for SOT89;
Z
Z
(K/W)
(K/W)
th(j-a)
th(j-a)
10
10
10
10
10
10
10
10
1
1
3
2
1
10
3
2
1
10
FR4 PCB, standard footprint
typical values
FR4 PCB, mounting pad for collector 1 cm
typical values
duty cycle =
5
duty cycle =
5
1
0.5
0.2
0.1
0.05
0.02
0.01
0
1
0.5
0.2
0.1
0.05
0.02
0.01
0
0.75
0.33
0.75
0.33
10
10
4
4
10
10
3
3
2
10
10
2
2
Rev. 07 — 26 June 2007
10
10
1
1
BC638; BCP52; BCX52
1
1
60 V, 1 A PNP medium power transistors
10
10
10
10
2
2
© NXP B.V. 2007. All rights reserved.
t
t
p
p
006aaa224
006aaa225
(s)
(s)
10
10
3
3
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