CR05AS-8
Allowable Ambient Temperature vs.
Average On-State Current
Maximum Average Power Dissipation
(Single-Phase Half Wave)
(Single-Phase Half Wave)
1.5
160
140
120
100
80
25×25×t0.7
Aluminum Board
θ = 30° 60° 90°120°
180°
θ
360°
1.0
0.5
Resistive,
inductive loads
Natural convection
60
θ
θ = 30°
90°
180°
40
360°
60° 120°
20
Resistive,
inductive loads
0
0
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
0
0.2
0.4
0.6
0.8
Average On-State Current (A)
Average On-State Current (A)
Allowable Ambient Temperature vs.
Average On-State Current
Maximum Average Power Dissipation
(Single-Phase Full Wave)
(Single-Phase Full Wave)
160
140
120
100
80
25×25×t0.7
1.5
90°
Aluminum Board
θ = 30° 60° 120°
θ
θ
360°
180°
Resistive loads
Natural convection
1.0
0.5
0
60
40
θ
θ
60°
120°
0.6
360°
Resistive loads
θ = 30°
90°
180°
20
0
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
0
0.2
0.4
0.8
Average On-State Current (A)
Average On-State Current (A)
Allowable Ambient Temperature vs.
Average On-State Current
(Rectangular Wave)
Maximum Average Power Dissipation
(Rectangular Wave)
160
140
120
100
80
90° 180°
25×25×t0.7
1.5
θ = 30° 60° 120° 270°
Aluminum Board
θ
DC
360°
Resistive, inductive loads
Natural convection
1.0
0.5
0
60
DC
θ
40
θ = 30° 60°
120°
270°
360°
20
Resistive,
inductive loads
90°
0.4
180°
0.6
0
0
0.2
0.8
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
Average On-State Current (A)
Average On-State Current (A)
Rev.2.00, Mar.01.2005, page 4 of 7