80CNQ045A International Rectifier Corp., 80CNQ045A Datasheet - Page 4

• Manufacturer Part Number: 80CNQ045A
• Description: SCHOTTKY RECTIFIER New GenIII D-61 Package
• Manufacturer: International Rectifier Corp.

Bulletin PD-21002
80CNQ...APbF, 80CNQ...ASMPbF Series
4
(2) Formula used: T
Pd = Forward Power Loss = I
Pd
160
140
120
100
REV
80
= Inverse Power Loss = V
0
Fig. 5 - Max. Allowable Case Temperature
Square wave (D = 0.50)
80% Rated Vr applied
Vs. Average Forward Current (Per Leg)
see note (2)
CURRENT
MONITOR
Average Forward Current - I
10
C
= T
DUT
01/05
J
20
- (Pd + Pd
F(AV)
30
REV
R1
10000
x V
Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)
1000
x I
100
) x R
FM
R
DC
40
(1 - D); I
@ (I
Square Wave Pulse Duration - t
10
thJC
Fig. 8 - Unclamped Inductive Test Circuit
Rg = 25 ohm
F(AV)
F(AV)
;
50
At Any Rated Load Condition
And With Rated Vrrm Applied
Following Surge
R
@ V
(A)
/
IRFP460
D) (see Fig. 6);
L
R1
60
100
= 80% rated V
R
1000
FREE-WHEEL
40HFL40S02
p
DIODE
HIGH-SPEED
(microsec)
SWITCH
10000
30
25
20
15
10
Fig. 6 - Forward Power Loss Characteristics
5
0
0
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
Average Forward Current - I
RMS Limit
10
+
20
(Per Leg)
Vd = 25 Volt
30
www.irf.com
40
DC
F(AV)
50
(A)
60