參數(shù)資料
型號(hào): STPS24045
廠商: 意法半導(dǎo)體
英文描述: POWER SCHOTTKY RECTIFIER
中文描述: 功率肖特基整流器
文件頁(yè)數(shù): 2/4頁(yè)
文件大?。?/td> 49K
代理商: STPS24045
Symbol
R
th (j-c)
Parameter
Value
0.65
0.28
0.10
Unit
°
C/W
Junctionto case
Perdiode
Total
Coupling
R
th (c)
When the diodes 1 and 2 are usedsimultaneously :
Tj(diode 1) = P(diode)x R
th(j-c)
(Per diode) + P(diode 2) x R
th(c)
THERMALRESISTANCES
Symbol
I
R
*
Parameter
TestsConditions
Tj = 25
°
C
Tj = 125
°
C
Tj = 25
°
C
Tj = 125
°
C
Tj = 125
°
C
Min.
Typ.
Max.
2
300
0.91
0.87
0.67
Unit
mA
Reverseleakage current
V
R
= V
RRM
V
F
*
Forward voltagedrop
I
F
= 240 A
I
F
= 240 A
I
F
= 120 A
V
0.72
0.52
STATIC ELECTRICAL CHARACTERISTICS
(per diode)
Pulse test :
* tp = 5 ms,
δ
< 2%
** tp = 380
μ
s,
δ
< 2%
To evaluatethe conduction losses use the following equation :
P = 0.47 x I
F(AV)
+ 0.00167 x I
F2(RMS)
0
25
50
75
100
125
150
0
20
40
60
80
100
120
140
Tamb(
°
C)
IF(av)(A)
Rth(j-a)=5
°
C/W
Rth(j-a)=Rth(j-c)
Rth(j-a)=2
°
C/W
T
δ
=tp/T
tp
Fig. 2:
Average forward current versus ambient
temperature(
δ
= 0.5,perdiode).
0
20
40
60
80
100
120
140
0
10
20
30
40
50
60
70
80
90
100
110
IF(av)(A)
PF(av)(W)
δ
= 0.05
δ
= 0.1
δ
= 0.2
δ
= 0.5
δ
= 1
T
δ
=tp/T
tp
Fig. 1:
Average forward power dissipation versus
averageforwardcurrent (perdiode).
STPS24045TV
2/4
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