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STPS40L45CG データシート(PDF) 3 Page - STMicroelectronics

部品番号 STPS40L45CG
部品情報  Low drop power Schottky rectifier
PDF  11 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STPS40L45CG データシート(HTML) 3 Page - STMicroelectronics

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DocID6857 Rev 5
3/11
STPS40L45C
Characteristics
11
Figure 1. Average forward power dissipation
versus average forward current (per diode)
Figure 2. Average forward current versus
ambient temperature (
= 0.5, per diode)
0
2
4
6
8
1012 1416 18202224
0
2
4
6
8
10
12
14
16
IF(av) (A)
PF(av)(W)
T
δ=tp/T
tp
δ = 0.05
δ = 0.1
δ = 0.2
δ = 0.5
δ = 1
0
25
50
75
100
125
150
0
2
4
6
8
10
12
14
16
18
20
22
Tamb(°C)
IF(av)(A)
Rth(j-a)=15°C/W
Rth(j-a)=Rth(j-c)
T
δ=tp/T
tp
Figure 3. Normalized avalanche power derating
versus pulse duration
Figure 4. Normalized avalanche power derating
versus junction temperature
0.001
0.01
0.1
0.01
1
0.1
10
100
1000
1
t (µs)
p
P(tp)
P
(1 µs)
ARM
ARM
0
0.2
0.4
0.6
0.8
1
1.2
25
50
75
100
125
150
T (°C)
j
P(Tj)
P
(25 °C)
ARM
ARM
Figure 5. Non repetitive surge peak forward
current versus overload duration (maximum
values, per diode)
Figure 6. Relative variation of thermal
impedance junction to case versus pulse
duration
1E-3
1E-2
1E-1
1E+0
0
25
50
75
100
125
150
175
200
225
250
t(s)
IM(A)
Tc=25°C
Tc=125°C
Tc=75°C
IM
t
δ=0.5
1E-4
1E-3
1E-2
1E-1
1E+0
0.0
0.2
0.4
0.6
0.8
1.0
tp(s)
Zth(j-c)/Rth(j-c)
T
δ=tp/T
tp
Single pulse
δ = 0.1
δ = 0.2
δ = 0.5



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