C&H Technology QR_1220T30 - Manual (Page 5)

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 Fast Recovery Diode Module
www.pwrx.com
Revision Date: 03/23/2009
QR_1220T30
Maximum On-State Forward Voltage Drop
0.00
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.00
10.00
10.0 100.0 1000.0 10000.0
Instantaneous On-State Current - Itm - Amperes
O
n-S
ta
te
V
ol
ta
ge
-
V
tm
-
Vo
lts
( Tj = 150 °C )
Maximum Transient Thermal Impedance
.00000
.02000
.04000
.06000
.08000
.10000
.12000
.14000
.16000
.18000
.20000
.00010 .00100 .01000 .10000 1.00000 10.00000 100.00000
Time - t - Seconds
The
rm
al
Im
pe
da
nc
e - R
jc
-
°C
/W
(Junction to Case)
0 180 360
CONDUCTION ANGLE
Maximum On-State Power Dissipation
15°
30°
60°
90°
120° 180°
0
50
100
150
200
250
300
350
400
450
500
0 20 40 60 80 100 120 140
Average On-State Current - It(av) - Amperes
Ma
xi
m
um
Po
w
er
D
is
si
pa
tio
n P
er
S
C
R
- Wa
tts
(Sinusoidal Waveform)
0 180 360
CONDUCTION ANGLE
Maximum Allowable Case Temperature
120° 90°
60°
30°
15° 180°
50
60
70
80
90
100
110
120
130
140
150
0 20 40 60 80 100 120 140
Average On-State Current - It(av) - Amperes
M
ax.
Cas
e T
emp
er
atu
re - T
case
- °C
(Sinusoidal Waveform)
0 180 360
CONDUCTION ANGLE
Maximum On-State Power Dissipation
90°
60°
30°
120°
180°
270°
15°
360°
0
100
200
300
400
500
600
700
0 50 100 150 200 250
Average On-State Current - It(av) - Amperes
M
axi
mu
m
Po
w
er Dissi
pa
tio
n Per
SC
R -
W
at
ts
(Rectangular Waveform)
0 180 360
CONDUCTION ANGLE
Maximum Allowable Case Temperature
270° 180° 120° 90°
60° 30°
15°
360°C
30
50
70
90
110
130
150
0 20 40 60 80 100 120 140 160 180 200 220
Average On-State Current - It(av) - Amperes
M
ax.
Case T
em
peratu
re -
T
case -
°C
(Rectangular Waveform)