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2DD1621T_15 Datasheet, PDF (2/4 Pages) Diodes Incorporated – NPN SURFACE MOUNT TRANSISTOR
1.0
0.8
0.6
0.4
0.2
RθJA = 125°C/W
0
0
600
25
50
75 100 125 150
TA, AMBIENT TEMPERATURE (°C)
Fig. 1 Power Dissipation vs.
Ambient Temperature (Note 3)
500
TA = 150°C
400
TA = 85°C
300
TA = 25°C
200
VCE = 2V
100
TA = -55°C
0
0.001
0.01
0.1
1
10
3.0
2.5
2.0
1.5
1.0
0.5
0
0.3
0.25
IC/IB = 20
0.2
0.15
0.1
0.05
0
0.001
0.01
TA = 150°C
TA = 85°C
TA = 25°C
TA = -55°C
0.1
1
10
VCE = 2V
TA = -55°C
TA = 25°C
TA = 85°C
TA = 150°C
0.001
0.01
0.1
1
10
TA = -55°C
TA = 25°C
TA = 85°C
TA = 150°C
0.001
0.01
0.1
IC/IB = 20
1
10
DS31240 Rev. 2 - 2
2 of 4
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2DD1621T
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