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THERMAL DERATING CURVES
Air Flow (LFM)
60
200
300
PT6503
No Heat Tab
Note B:
Thermal derating graphs are developed in different air flow rates as indicated on each graph, with or without the heat tab, soldered in a printed circuit board.
Thermal Derating (Ta)
(See Note B)
Thermal Derating (Ta)
(See Note B)
Thermal Derating (Ta)
(See Note B)
Heat Tab
Thermal Derating (Ta)
(See Note B)
Thermal Derating (Ta)
(See Note B)
Thermal Derating (Ta)
(See Note B)
PT6500 Series
Thermal Data
0
1
2
3
4
5
6
7
8
4.5
5
5.5
6
Vin-(Volts)
Iout-(Amps)
50C
60C
70C
85C
0
1
2
3
4
5
6
7
8
4.5
4.75
5
5.25
5.5
5.75
6
Vin-(Volts)
Iout-(Amps)
85C
70C
0
1
2
3
4
5
6
7
8
4.5
4.75
5
5.25
5.5
5.75
6
Vin-(Volts)
Iout-(Amps)
70C
85C
0
1
2
3
4
5
6
7
1
3
5
7
8
4.5
4.75
5
5.25
5.5
5.75
6
Vin-(Volts)
Iout-(Amps)
85C
70C
60C
50C
0
2
4
6
8
4.5
4.75
5
5.25
5.5
5.75
6
Vin-(Volts)
Iout-(Amps)
85C
70C
0
2
4
6
8
4.5
4.75
5
5.25
5.5
5.75
6
Vin-(Volts)
Iout-(Amps)
85C
70C
1
3
5
7