© 2000 IXYS All rights reserved 1 - 2
DSI 45
Dimensions in mm (1 mm = 0.0394")
VRSM VRRM Type
V V
900 800 DSI 45-08A
1300 1200 DSI 45-12A
1700 1600 DSI 45-16A DSI 45-16AR
Symbol Test Conditions Characteristic Values
IRTVJ = TVJM; VR = VRRM £3mA
VFIF= 40 A; TVJ = 25°C£1.18 V
VT0 For power-loss calculations only 0.8 V
rTTVJ = TVJM 8mW
RthJC DC current 0.55 K/W
RthCH typical 0.2 K/W
Data according to IEC 60747
IXYS reserves the right to change limits, test conditions and dimensions.
VRRM = 800-1600 V
IF(AV)M = 48 A
Symbol Test Conditions Maximum Ratings
IF(AV)M TC= 105°C; 180° sine 48 A
IFSM TVJ = 45°C; t = 10 ms (50 Hz), sine 475 A
VR= 0 V; t = 8.3 ms (60 Hz), sine 520 A
TVJ = 150°C; t = 10 ms (50 Hz), sine 380 A
VR= 0 V; t = 8.3 ms (60 Hz), sine 420 A
I2tTVJ = 45°C; t = 10 ms (50 Hz), sine 1120 A2s
VR= 0 V; t = 8.3 ms (60 Hz), sine 1120 A2s
TVJ = 150°C; t = 10 ms (50 Hz), sine 720 A2s
VR= 0 V; t = 8.3 ms (60 Hz), sine 720 A2s
TVJ -40...+150 °C
TVJM 150 °C
Tstg -40...+150 °C
Md *mounting torque 0.8...1.2 Nm
VISOL ** 50/60 Hz, RMS, t = 1 minute, leads-to-tab 2500 V~
Weight typical 6 g
* Verson A only; ** Version AR only
Features
●International standard package
●Planar glassivated chips
●Version AR isolated and
UL registered E153432
●Epoxy meets UL 94V-0
Applications
●Supplies for DC power equipment
●DC supply for PWM inverter
●Field supply for DC motors
●Battery DC power supplies
Advantages
●Space and weight savings
●Simple mounting
●Improved temperature and power
cycling
●Reduced protection circuits
Rectifier Diode
ACTO-247 AD ISOPLUS 247TM
Version A Version AR
A = Anode, C = Cathode
C (TAB)
CA
Dim. Millimeter Inches
Min. Max. Min. Max.
A 19.81 20.32 0.780 0.800
B 20.80 21.46 0.819 0.845
C 15.75 16.26 0.610 0.640
D* 3.55 3.65 0.140 0.144
E 4.32 5.49 0.170 0.216
F 5.4 6.2 0.212 0.244
G 1.65 2.13 0.065 0.084
H - 4.5 - 0.177
J 1.0 1.4 0.040 0.055
K 10.8 11.0 0.426 0.433
L 4.7 5.3 0.185 0.209
M 0.4 0.8 0.016 0.031
N 1.5 2.49 0.087 0.102
TAB
CA
* ISOPLUS 247 TM without hole
028
© 2000 IXYS All rights reserved 2 - 2
DSI 45
0.001 0.01 0.1 1
0
100
200
300
400
500
23456789110
102
103
104
0.00.40.81.21.6
0
10
20
30
40
50
60
70
0 10203040
0
20
40
60
80
100
0 20 40 60 80 100 120 140
0.001 0.01 0.1 1 10
0.0
0.2
0.4
0.6
I2t
IFSM
IF
A
VFtstms
Ptot
W
Id(AV)M
ATamb
ts
K/W
A2s
0 20 40 60 80 100 120 140
0
10
20
30
40
50
IF(AV)M
TC
A
V
A
°C °C
DSI45
TVJ = 45°C
50Hz, 80% VRRM VR = 0 V
Fig. 1 Forward current versus voltage
drop per diode Fig. 2 Surge overload current Fig. 3 I2t versus time per diode
Fig. 4 Power dissipation versus direct output current and ambient temperature, sine 180°
Fig. 5 Max. forward current versus
case temperature
Fig. 6 Transient thermal impedance junction to case
RthHA :
0.5 K/W
1.0 K/W
1.5K/W
2.0 K/W
3.0 K/W
4.0 K/W
6.0 K/W
TVJ = 150°C
TVJ = 45°C
TVJ=150°C
TVJ= 25°C
TVJ = 150°C
ZthJC
Constants for ZthJC calculation:
iR
thi (K/W) t i (s)
1 0.1633 0.016
2 0.2517 0.118
3 0.0933 0.588
4 0.04167 2.6
