161CNQ IRF [International Rectifier], 161CNQ Datasheet - Page 4

• Manufacturer Part Number: 161CNQ
• Description: SCHOTTKY RECTIFIER
• Manufacturer: IRF [International Rectifier]

161CNQ... Series
Bulletin PD-2.175
(2) Formula used: T
4
Pd = Forward Power Loss = I
Pd
REV
180
160
140
120
100
= Inverse Power Loss = V
0
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current (Per Leg)
Square wave (D = 0.50)
80% Rated Vr applied
see note (2)
C U R R E N T
M O N IT O R
Average Forward Current - I
20
C
= T
05/00
D U T
J
- (Pd + Pd
40
F(AV)
60
REV
R1
x V
10000
x I
1000
Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)
) x R
FM
R
100
80
(1 - D); I
DC
@ (I
thJC
10
Square Wave Pulse Duration - t
Fig. 8 - Unclamped Inductive Test Circuit
Rg = 25 ohm
F(AV)
F(AV)
;
100
At Any Rated Load Condition
And With Rated Vrrm Applied
Following Surge
R
@ V
/
(A)
D) (see Fig. 6);
IRFP4 60
R1
120
L
= 80% rated V
100
R
1000
FR E E - W H E E L
40 HFL4 0 S02
p
D IO D E
H IG H - SP E E D
(microsec)
SW IT C H
80
70
60
50
40
30
20
10
Fig. 6 - Forward Power Loss Characteristics
10000
0
0
Average Forward Current - I
RMS Limit
20
D = 0.75
D = 0.50
D = 0.33
D = 0.25
D = 0.20
+
40
(Per Leg)
V d = 2 5 V o lt
60
DC
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80
F(AV)
100
(A)
120