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STPS24045 Scheda tecnica(PDF) 3 Page - STMicroelectronics

Il numero della parte STPS24045
Spiegazioni elettronici  45 V power Schottky rectifier
PDF  9 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STPS24045 Scheda tecnica(HTML) 3 Page - STMicroelectronics

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1.1
Characteristics (curves)
Figure 1. Conduction losses versus average forward
current (per diode)
0
20
40
60
80
100
120
140
0
10
20
30
40
50
60
70
80
90
100
110
= 0.05
= 0.1
= 0.2
= 0.5
= 1
T
=tp/T
tp
PF(AV)(W)
IF(AV)(A)
δ
δ
δ
δ
δ
δ
Figure 2. Average forward current versus ambient
temperature (δ = 0.5, per diode)
0
25
50
75
100
125
150
0
20
40
60
80
100
120
140
T
=tp/T
tp
IF(AV)(A)
Tamb(°C)
δ
Rth(j-a) = Rth(j-c)
Rth(j-a) = 2 °C/W
Rth(j-a) = 5 °C/W
Figure 3. Normalized avalanche power derating versus
pulse duration (Tj = 125 °C)
P
(tp)
P
(10 µs)
ARM
ARM
0.001
0.01
0.1
1
1
10
100
1000
t (µs)
p
Figure 4. Relative variation of thermal impedance junction
to case versus pulse duration
1E -3
1E -2
1E -1
1E +0
5E +0
0. 0
0. 2
0. 4
0. 6
0. 8
1. 0
Single pulse
Zth(j-c) /Rth(j-c)
tp (s)
STPS24045
Characteristics (curves)
DS0753 - Rev 4
page 3/9



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