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Data Sheet
RT1A045AP
Electrical characteristic curves
0.1
1
10
100
1000
0.0001 0.01 1 100
T
a
=25ºC
Single Pulse
0.01
0.1
1
10
100
0.1 1 10 100
Operation in this area
is limited by R
DS
(on)
(V
GS
= 4.5V )
P
W
= 100μs
P
W
= 1ms
P
W
= 10ms
DC Operation
T
a
=25ºC
Single Pulse
Mounted on a ceramic board.
(30mm × 30mm × 0.8mm)
Fig.1 Power Dissipation Derating Curve
Power Dissipation : P
D
/P
D
max. [%]
Junction Temperature : Tj [°C]
Fig.2 Maximum Safe Operating Area
Drain Current : -I
D
[A]
Drain - Source Voltage : ‐V
DS
[V]
Fig.3 Normalized Transient Thermal
Resistance vs. Pulse Width
Normalized Transient Thermal Resistance : r
(t)
Pulse Width : Pw [s]
Fig.4 Single Pulse Maxmum Power dissipation
Peak Transient Power : P(W)
Pulse Width : Pw [s]
0
20
40
60
80
100
120
0 50 100 150 200
0.001
0.01
0.1
1
10
0.0001 0.01 1 100
T
a
=25ºC
Single Pulse
Rth(ch-a)=100ºC/W
Rth(ch-a)(t)=r(t)×Rth(ch-a)
Mounted on ceramic board
(30mm × 30mm × 0.8mm)
top D=1
D=0.5
D=0.1
D=0.05
D=0.01
bottom Signle
4/11
2012.11 - Rev.C
