BD809 (NPN), BD810 (PNP)

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4

Figure 6. Thermal Response

t, PULSE WIDTH (ms)

1.0

0.01

0.01

0.7

0.5

0.3

0.2

0.1

0.07

0.05

0.03

0.02

0.02 0.03

0.05

0.1

0.2 0.3

0.5

1.0

2.0 3.0

5.0

20

30

50

100

200 300

1000

500

D CURVES APPLY FOR POWER

PULSE TRAIN SHOWN

D = 0.5

SINGLE PULSE

0.2

0.05

0.1

0.02

0.01

SINGLE

PULSE

Note 1:

There are two limitations on the power handling ability of

a transistor: average junction temperature and second

limits of the transistor that must be observed for reliable

operation, i.e., the transistor must not be subjected to greater

dissipation than the curves indicate.

variable depending on conditions. Second breakdown pulse

v 150°C. At high case temperatures, thermal limitations

will reduce the power that can be handled to values less than

the limitations imposed by second breakdown.

ORDERING INFORMATION

Device

Package

BD809

TO-220

50 Units / Rail

BD809G

TO-220

(Pb-Free)

BD810

TO-220

50 Units / Rail

BD810G

TO-220

(Pb-Free)

†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging

Specifications Brochure, BRD8011/D.