PSD51 POWERSEM [Powersem GmbH], PSD51 Datasheet - Page 2

• Manufacturer Part Number: PSD51
• Description: Three Phase Rectifier Bridges
• Manufacturer: POWERSEM [Powersem GmbH]

POWERSEM GmbH, Walpersdorfer Str. 53
91126 D- Schwabach
Phone: 09122 - 9764-0 Fax.: 09122 - 9764-20
[A]
200
150
100
Fig. 1 Forward current versus
voltage drop per diode
50
I
PVTOT
F
0
Fig. 4 Power dissipation versus direct output current and ambient
[W]
Fig. 6 Transient thermal impedance per diode (or thyristor),
300
250
200
150
100
K/W
Z th
50
T = 150°C
0
vj
2
1
0.5
PSD 51
IFAVM
20
V [V]
F
1
0.01
40
T = 25°C
vj
1.5
sin.180°
rec.120°
rec.60°
rec.30°
60
DC
calculated
2
0.1
temperature
80
[A]
t[s]
0
 2003 POWERSEM reserves the right to change limits, test conditions and dimensions
I
------
I FSM
F(OV)
Fig. 2 Surge overload current
1.6
1.4
1.2
0.8
0.6
0.4
0.28
0.45
0.78
1.78
Tamb
per diode I
10
1
0.2 0.12
0
1
50
t: duration
10
TVJ=45°C
FSM
= RTHCA [K/W]
1
1/2 V RRM
0 V RRM
1 V RRM
100
t[ms]
10
750
: Crest value.
Z thJK
Z thJC
I
FSM
10
[K]
TVJ=150°C
(A)
2
675
150
TC
100
105
110
115
120
125
130
135
140
145
°C
150
85
90
95
10
3
10
10
10
(1-10ms) per diode (or thyristor)
Fig.5 Maximum forward current
As 2
4
3
2
I dAV
[A]
1
100
80
60
40
20
0
Fig. 3 ∫i
at case temperature
TVJ=45°C
2
50
2
t [ms]
dt versus time
T (°C)
C
100
4
TVJ=150°C
sin.180°
rec.120°
150
rec.60°
rec.30°
6
DC
PSD 51
200
10