European PowerSemiconductor and
Electronics Company
GmbH + Co. KG
Leistungsgleichrichterdioden
Power Rectifier Diodes
D 126 A
15
6,5
14
5,5
SW27
D126A
±2
58
40
8
2
18
M12
Schaltsymbol
Kathode AnodeTyp
Anschluß-
lasche
Gehäuse-
boden
D126B
Gehäuse-
boden
Anschluß-
lasche
VWK July 1996
D 126 A 45
Elektrische Eigenschaften Electrical properties
Höchstzulässige Werte Maximum rated values
Periodische Spitzensperrspannung repetitive peak reverse voltage tvj = -40°C... t
vj max
Stoßsperrverlustleistung surge reverse power dissipation tvj = 25 °C, tw = 20 µs P
Durchlaßstrom-Grenzeffektivwert RMS forward current I
Dauergrenzstrom mean forward current tc = 100 °C I
tc = 35 °C 200 A
Stoßstrom-Grenzwert surge forward current tvj = 25°C, tp = 10 ms I
tvj = t
, tp = 10 ms 2,3 kA
vj max
Grenzlastintegral I2 t-value tvj = 25°C, tp = 10 ms I2 t 43,5 kA2s
tvj = t
, tp = 10 ms 26,45 kA2s
vj max
Charakteristische Werte Characteristic values
Durchlaßspannung on-state voltage tvj = t
Schleusenspannung threshold voltage tvj = t
Ersatzwiderstand slope resistance tvj = t
Sperrstrom reverse current tvj = t
Durchbruchspannung breakdown voltage tvj = +25 °C... t
, iF = 600 A V
vj max
vj max
vj max
, VR = V
vj max
RRM
vj max
V
RRM
RSM
FRMSM
FAVM
FSM
T
V
T(TO)
r
T
i
R
V
(BR)
4500 V
10 kW
315 A
126 A
2,95 kA
max. 2,8 V
0,86 V
3,2 mΩ
max. 30 mA
min. 4,8 kV
Thermische Eigenschaften Thermal properties
Innerer Widerstand thermal resistance, junction Θ = 180° sin R
thJC
max. 0,257 °C/W
to case DC max. 0,250 °C/W
Übergangs-Wärmewiderstand thermal resistance,case to heatsink R
Höchstzul.Sperrschichttemperatur max. junction temperature t
Betriebstemperatur operating temperature t
Lagertemperatur storage temperature t
thCK
vj max
c op
stg
max. 0,04 °C/W
160 °C
-40...+160 °C
-40...+160 °C
Mechanische Eigenschaften Mechanical properties
Si-Element mit Druckkontakt Si-pellet with pressure contact ∅ = 21 mm
Anzugsdrehmoment tightening torque Gehäuseform/case design C M 20 Nm
Gewicht weight G typ. 110 g
Kriechstrecke creepage distance 25 mm
Feuchteklasse humidity classification DIN 40040 C
Schwingfestigkeit vibration resistance f = 50 Hz 50 m/s
Maßbild outline Seite/page
Polarität polarity Anode=Gehäuse/case
2
D 126 A
800
700
i
[A]
F
600
500
400
300
200
100
0
0,5 1,0 1,5 2,0 2,5 3,0 3,5
v
[V]
D126A_1
F
Bild/Fig. 1
Grenzdurchlaßkennlinie
Limiting forward characteristic iF = f (vF)
tvj = 160 °C
= 25 °C
t
vj
⌠
i²dt
⌡
(normiert)
1,0
0,9
0,8
0,7
0,6
0,5
0 1 2 3 4 5 6 7 8 9 10
t
[ms]
D126A_4
p
Bild / Fig. 2
Normiertes Grenzlastintegral / Normalized i²t
∫i²dt = f(tp)
I
I
F(0V)M
I
F(0V)M
3
[kA ]
2
1a
1b
+
1c
+
2a
1
0
D126A_5
0,1
2b
Bild / Fig. 3
Grenzstrom / Maximum overload forward current IF(0V)M = f(t)
1 - IFAV(vor) = 0 A; tvj = tC = 25 °C
2 - IFAV(vor) = 126 A; tC = 100 °C; tvj = 160 °C
a - vR ≤ 50 V
b - vR = 0,5 VRRM
c - vR = 0,8 VRRM
v
R
2c
0,2 0,3
t
[s]
I
I
F(0V)M
I
F(0V)M
3
[kA]
2
1
0
0
D126A_6
0,1
0,2
Bild / Fig. 4
Grenzstrom / Maximum overload forward current IF(0V)M = f(t)
1 - IFAV(vor) = 0 A; tvj = tC = 25 °C
2 - IFAV(vor) = 126 A; tC = 100 °C; tvj = 160 °C
a - vR ≤ 50 V
b - vR = 0,5 VRRM
c - vR = 0,8 VRRM
v
R
1a
1b1c+
+
2a
2b
2c
0,3
t
[s]
0,04
∆
R
thJC
[°C/W]
0,02
D 126 A
0
30
D126A_3
4
10
9
8
7
Θ
T
Q
[µAs]
Θ
T
Θ
T
60
90
120
Θ
[°el]
150
180
6
5
4
r
3
2
3
10
9
8
7
6
5
4
3
2
2
10
0,1
D126A_7
1
-diF/dt
[A]=
i
FM
320
160
80
40
20
10
10 100
[A/µs]
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
0,25
0,20
Z
(th)JC
[°C/W]
0,15
0,10
0,05
Bild / Fig. 6
Sperrverzögerungsladung / Recovered charge Qr = f(-diF/dt)
tvj = tvjmax; vR ≤ 0,5 VRRM; VRM = 0,8 VRRM
Beschaltung / Snubber: C = 0,47 µF; R = 8,2 Ω
Parameter: Durchlaßstrom / Forward current iFM
Analytische Elemente des transienten Wärmewiderstandes ZthJC für DC
Analytical elements of transient thermal impedance ZthJC for DC
Pos. n
Rthn °C/W
tn [s]
1 2 3 4 5 6 7
0,000058
0,000167
0,003682
0,00154
0,00761
0,0102
0,0469
0,162
0,134
0,592
0,05775
4,09
Analytische Funktion / Analytical function:
max
n
ZthJC = Rthn(1-EXP(-t/τn))
Σ
n=1
0
-3
10
D126A_2
10
-2
10
-1
10
0
Bild / Fig. 7
Transienter innerer Wärmewiderstand
Transient thermal impedance ZthJC = f(t), DC
1 - Beidseitige Kühlung / Two-sided cooling
2 - Anodenseitige Kühlung / Anode-sided cooling
3 - Kathodenseitige Kühlung / Cathode-sided cooling
t [s]
10
1
10
2
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