D121N20B Infineon Technologies, D121N20B Datasheet - Page 4

• Manufacturer Part Number: D121N20B
• Description: Rectifiers 2.0KV 230A
• Manufacturer: Infineon Technologies

Specifications of D121N20B

• Product: Standard Recovery Rectifier
• Configuration: Single
• Reverse Voltage: 2000 V
• Forward Voltage Drop: 2.14 V at 700 A
• Forward Continuous Current: 230 A
• Max Surge Current: 3100 A
• Reverse Current Ir: 20000 uA
• Mounting Style: Stud
• Maximum Operating Temperature: + 180 C
• Minimum Operating Temperature: - 40 C
• Package / Case: DSW27

[°C/W]
Z
[°C/W]
R
(th)JC
0,08
0,06
0,04
0,02
thJC
0,1
0,4
0,3
0,2
0,1
0
0
30
10
D121N_3
D121N_2
D 121 N
Bild / Fig. 5
Differenz zwischen den Wärmewiderständen
für Pulsstrom und DC
Difference between the values of thermal resistance for
pulse current and DC
Parameter: Stromkurvenform / Current waveform
-3
Bild / Fig. 7
Transienter innerer Wärmewiderstand
Transient thermal impedance Z
1 - Beidseitige Kühlung / Two-sided cooling
2 - Anodenseitige Kühlung / Anode-sided cooling
3 - Kathodenseitige Kühlung / Cathode-sided cooling
T
60
10
-2
90
10
-1
T
thJC
= f(t), DC
120
10
0
t [s]
[°el]
150
10
1
T
10
180
2
Q r
[ As]
Pos. n
R
t
n
Analytische Elemente des transienten Wärmewiderstandes Z
Analytical elements of transient thermal impedance Z
Analytische Funktion / Analytical function:
Z
thn
[s]
thJC
10
10
°C/W
=
3
2
n
n=1
0,1
D121N
max
Bild / Fig. 6
Sperrverzögerungsladung / Recovered charge Qr = f(-diF/dt)
tvj = tvjmax; v
Beschaltung / Snubber: C = 0,33 µF; R = 10
Parameter: Durchlaßstrom / Forward current i
9
8
7
6
5
4
3
2
0,000052
0,000009
R
thn
1
(1-EXP(-t/
0,003148
0,000254
R
2
0,5 V
n
))
0,0101
0,0029
1
RRM
3
; V
RM
0,0274
0,0158
= 0,8 V
4
RRM
-di
0,0639
0,252
thJC
F
FM
5
/dt [A/ s]
10
for DC
i
FM
thJC
0,133
1,1
[A]=
für DC
6
640
0,0724
7,49
7
100
320
160
80
40
20