參數(shù)資料
型號(hào): MBR4045WT
廠商: VISHAY INTERTECHNOLOGY INC
元件分類: 整流器
英文描述: 20 A, 45 V, SILICON, RECTIFIER DIODE, TO-247AC
封裝: PLASTIC PACKAGE-3
文件頁(yè)數(shù): 4/7頁(yè)
文件大小: 134K
代理商: MBR4045WT
www.vishay.com
For technical questions, contact: diodes-tech@vishay.com
Document Number: 94295
4
Revision: 14-Aug-08
MBR4045WTPbF
Vishay High Power Products Schottky Rectifier, 2 x 20 A
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
Fig. 6 - Forward Power Loss Characteristics
Fig. 7 - Maximum Non-Repetitive Surge Current
Fig. 8 - Unclamped Inductive Test Circuit
Note
(1) Formula used: TC = TJ - (Pd + PdREV) x RthJC;
Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6);
PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = Rated VR
80
100
120
140
160
Allowable
Case
Temperature
(°C)
IF(AV) - Average Forward Current (A)
10
5
15
20
30
25
0
DC
See note (1)
Square wave (D = 0.50)
Rated V
R applied
0
15
10
5
20
Average
Power
Loss
(W)
IF(AV) - Average Forward Current (A)
10
515
20
30
25
0
DC
RMS limit
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
100
1000
I FSM
-
Non-Repetitive
Surge
Current
(A)
tp - Square Wave Pulse Duration (s)
100
1000
10 000
10
At any rated load condition
and with rated V
RRM applied
following surge
Current
monitor
High-speed
switch
D.U.T.
R
g = 25 Ω
+
Freewheel
diode
V
d = 25 V
L
IRFP460
40HFL40S02
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