81CNQ045A Vishay, 81CNQ045A Datasheet - Page 5

• Manufacturer Part Number: 81CNQ045A
• Description: DIODE SCHOTTKY 45V 40A D61-8
• Manufacturer: Vishay

Specifications of 81CNQ045A

• Diode Configuration: 1 Pair Common Cathode
• Diode Type: Schottky
• Voltage - Forward (vf) (max) @ If: 740mV @ 80A
• Current - Reverse Leakage @ Vr: 5mA @ 45V
• Current - Average Rectified (io) (per Diode): 40A
• Voltage - Dc Reverse (vr) (max): 45V
• Speed: Fast Recovery =< 500ns, > 200mA (Io)
• Mounting Type: Through Hole, Radial
• Package / Case: D-61-8
• Product: Schottky Rectifiers
• Peak Reverse Voltage: 45 V
• Forward Continuous Current: 80 A
• Max Surge Current: 4600 A
• Configuration: Dual Common Cathode
• Forward Voltage Drop: 0.74 V
• Maximum Reverse Leakage Current: 5000 uA
• Operating Temperature Range: - 55 C to + 175 C
• Mounting Style: Through Hole
• Repetitive Reverse Voltage Vrrm Max: 45V
• Forward Current If(av): 80A
• Forward Voltage Vf Max: 740mV
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Reverse Recovery Time (trr): -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant, Contains lead / RoHS non-compliant
• Other names: *81CNQ045A; VS-81CNQ045A; VS-81CNQ045A; VS81CNQ045A; VS81CNQ045A

Document Number: 93400
Revision: 03-Mar-11
Not for New Design - End of Life - Last Available Purchase Date is 31-August-2011
Fig. 5 - Maximum Allowable Case Temperature vs.
180
170
160
150
140
0
Average Forward Current (Per Leg)
Average Forward Current - I
10
RthJC (DC) = 0.85 °C/W
20
[e-mail], [e-mail],
For technical questions within your region, please contact one of the following:
30
Current
monitor
New Generation 3 D-61 Package, 2 x 40 A
DC
40
D.U.T.
VS-81CNQ035A, VS-81CNQ040A, VS-81CNQ045A
F(AV)
Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)
50
(A)
10000
1000
100
Fig. 8 - Unclamped Inductive Test Circuit
60
Schottky Rectifier
10
Square Wave Pulse Duration - t
At Any Rated Load Condition
And With Rated Vrrm Applied
Following Surge
R
IRFP460
g
= 25 Ω
L
100
Freewheel
1000
40HFL40S02
diode
p
High-speed
(microsec)
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
switch
[e-mail]
32
28
24
20
16
12
10000
8
4
0
0
RMS Limit
D = 0.08
D = 0.17
D = 0.25
D = 0.33
D = 0.50
+
Average Forward Current - I
10
V
d
= 25 V
Vishay Semiconductors
20
30
40
DC
F(AV)
50
(A)
www.vishay.com
60
5