249NQ150R Vishay, 249NQ150R Datasheet - Page 4

• Manufacturer Part Number: 249NQ150R
• Description: Schottky (Diodes & Rectifiers) 240 Amp 150 Volt 20000 Amp IFSM
• Manufacturer: Vishay

Specifications of 249NQ150R

• Product: Schottky Rectifiers
• Peak Reverse Voltage: 150 V
• Forward Continuous Current: 240 A
• Max Surge Current: 20000 A
• Configuration: Single
• Forward Voltage Drop: 1.27 V at 480 A
• Maximum Reverse Leakage Current: 6000 uA
• Operating Temperature Range: - 55 C to + 175 C
• Mounting Style: Screw
• Package / Case: D-67
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Bulletin PD-20721 rev. A 06/02
249NQ...(R) Series
4
(2) Formula used: T
Pd = Forward Power Loss = I
Pd
REV
180
160
140
120
100
= Inverse Power Loss = V
Fig. 5 - Max. Allowable Case Temperature
80
60
0
C URRE NT
M O N ITO R
Square wave (D = 0.50)
Rated V applied
Vs. Average Forward Current
Average Forward Current - I
see note (2)
C
= T
R
D UT
100
J
- (Pd + Pd
F(AV)
R1
REV
200
x V
100000
x I
) x R
10000
Fig. 7 - Max. Non-Repetitive Surge Current
FM
R
1000
(1 - D); I
@ (I
thJC
DC
Fig. 8 - Unclamped Inductive Test Circuit
10
Square Wave Pulse Duration - t
Rg = 25 ohm
F(AV)
;
300
F
R
(AV)
@ V
/
D) (see Fig. 6);
IRFP460
(A)
At Any Rated Load Condition
And With Rated V
Following Surge
R1
L
= rated V
400
100
R
RRM
1000
FR EE-W H E EL
40H FL40 S02
Applied
D IO D E
H IG H-SPE ED
p
(microsec)
SW ITC H
280
240
200
160
120
80
40
0
10000
0
Fig. 6 - Forward Power Loss
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
RMS Limit
Average Forward Current - I
100
Characteristics
+
V d = 25 V olt
200
www.irf.com
300
DC
F
(AV)
(A)
400