40MT120UHA International Rectifier Corp., 40MT120UHA Datasheet - Page 10

• Manufacturer Part Number: 40MT120UHA
• Manufacturer: International Rectifier Corp.

10
40MT120UHA, 40MT120UHTA
Bulletin I27194 rev. A 01/06
1E-005
0.0001
0.001
0.001
0.01
0.01
0.1
0.1
1
1E-006
1
1E-006
D = 0.50
D = 0.50
0.02
0.05
0.01
0.10
0.20
0.05
0.10
0.02
0.01
0.20
SINGLE PULSE
( THERMAL RESPONSE )
SINGLE PULSE
( THERMAL RESPONSE )
Fig 24. Maximum Transient Thermal Impedance, Junction-to-Case (DIODE)
1E-005
Fig 23. Maximum Transient Thermal Impedance, Junction-to-Case (IGBT)
1E-005
0.0001
t 1 , Rectangular Pulse Duration (sec)
t 1 , Rectangular Pulse Duration (sec)
0.001
0.0001
0.01
τ
J
τ
J
τ
1
τ
Ci= τi/Ri
J
τ
τ
1
Ci= i/Ri
J
τ
1
Ci= τi/Ri
τ
1
Ci
R
1
R
i/Ri
1
R
1
R
1
τ
2
R
τ
0.1
2
2
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
R
τ
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
2
2
τ
R
2
2
R
0.001
2
R
τ
3
3
R
τ
τ
3
C
3
τ
τ
C
τ
Ri (°C/W)
Ri (°C/W)
0.043
0.105
0.123
0.024
0.549
1
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0.001214
0.044929
1.1977
τi (sec)
0.00008
0.000098
τi (sec)
10
0.01