APM3009N
Typical Characteristics Cont.
Normalized Transient Thermal Transient Impedence, Junction to Ambient
1
TO-252
Normalized Effective Transient
Thermal Impedance
Duty Cycle=0.5
D=0.2
0 .1
D=0.1
D=0.05
D=0.02
D=0.01
SINGLE PULSE
1. Duty Cycle , D=t1/t2
2. Per Unit Base=R
thJA
=50°C/W
3. T
JM
-T
A
=P
DM
Z
thJA
0 .0 1
-5
10
10
-4
10
-3
10
-2
10
-1
10
0
Square Wave Pulse Duration (sec)
Normalized Transient Thermal Transient Impedence, Junction to Ambient
TO-263
1
Normalized Effective Transient
Thermal Impedance
Duty Cycle=0.5
D=0.2
0 .1
D=0.1
D=0.05
D=0.02
D=0.01
SINGLE PULSE
1. Duty Cycle , D=t1/t2
2. Per Unit Base=R
thJA
=62.5°C/W
3. T
JM
-T
A
=P
DM
Z
thJA
0 .0 1
- 5
10
10
-4
10
-3
10
-2
10
-1
10
0
10
1
Square Wave Pulse Duration (sec)
Copyright
ANPEC Electronics Corp.
Rev. A.3 - May., 2002
6
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ANPEC [ ANPEC ELECTRONICS COROPRATION ]
