DST847BPDP6_15 Datasheet, PDF (3/9 Pages) Diodes Incorporated – 45V COMPLEMENTARY SMALL SIGNAL TRANSISTOR IN SOT963

DST847BPDP6
Thermal Characteristics and Derating Information
1
D = 0.7
D = 0.5
D = 0.3
0.1
D = 0.1
D = 0.05
D = 0.02
0.01
D = 0.01
D = 0.005
D = 0.9
1,000
D = Single Pulse
0.001
0.000001 0.00001
0.0001
0.001
0.01
0.1
1
t₁, PULSE DURATION TIME (s)
Fig. 1 Transient Thermal Response
0.4
R_JA(t) = r(t) * R_JA
R_JA = 370°C/W
P(pk)
t₁
t₂
T_J - T_A = P * R_JA(t)
Duty Cycle, D = t₁/t₂
10
100
1,000
100
10
1
0.1
Single Pulse
R_JA(t) = r(t) * R_JA
R_JA = 370°C/W
T_J - T_A = P * R_JA(t)
Duty Cycle, D = t₁/t₂
0.3
Note 3
0.2
0.1
0.01
0.00001 0.001
0.1
10
1,000
t₁, PULSE DURATION TIME (s)
Fig. 2 Single Pulse Maximum Power Dissipation
0
0 20 40 60 80 100 120 140 160
T_A, AMBIENT TEMPERATURE (C)
Fig. 3 Power Dissipation vs. Ambient Temperature
DST847BPDP6
Document number: DS32036 Rev. 2 - 2
3 of 9
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March 2015
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