POWERSEM GmbH, Walpersdorfer Str. 56
91126 D- Schwabach
Phone: 09122 - 9764-0 Fax.: 09122 - 9764-20
2003 POWERSEM reserves the right to change limits, test conditions and dimensions
Fast Recovery PSMD 50E IFAV = 50 A
Epitaxial Diode VRRM = 200-600 V
(FRED) Module
Preliminary Data Sheet
VRSM
V
VRRM
V
Type
200 200 PSMD 50E/02
400 400 PSMD 50E/04
600 600 PSMD 50E/06
Symbol Test Conditions Maximum Ratings
IFAV TC = 85°C 50 A
IFSM TVJ = 45°C t = 10 ms (50 Hz), sine 800 A
VR = 0 t = 8.3 ms (60 Hz), sine 880 A
TVJ = TVJM t = 10 ms (50 Hz), sine 720 A
VR = 0 t = 8.3 ms (60 Hz), sine 790 A
∫ i2 dt TVJ = 45°C t = 10 ms (50 Hz), sine 3200 A2 s
VR = 0 t = 8.3 ms (60 Hz), sine 3210 A2 s
TVJ = TVJM t = 10 ms (50 Hz), sine 2590 A2 s
VR = 0 t = 8.3 ms (60 Hz), sine 2590 A2 s
TVJ -40 ... + 150 °C
TVJM 150 °C
Tstg -40 ... + 125 °C
VISOL 50/60 HZ, RMS t = 1 min 2500 V ∼
IISOL ≤ 1 mA t = 1 s 3000 V ∼
Md Mounting torque (M5) 5 Nm
Terminal connection torque (M5) 5 Nm
Weight typ. 160 g
Symbol Test Conditions Characteristic Value
IR VR = VRRM T
VJ = 25°C ≤ 150 µA
VR = VRRM T
VJ = TVJM ≤ 15 mA
VF IF = 50 A TVJ = 25°C ≤ 1.25 V
trr TVJ = 25°C, IF = 1A;
-di/dt = 100 A/µs; VR = 30V
typ. 60 ns
VTO For power-loss calculations only 1.1 V
rT TVJ = TVJM 2.6
mΩ
RthJC per diode; DC current 0.9 K/W
per module 0.45 K/W
RthJK per diode; DC current 1.1 K/W
per module 0.55 K/W
dS Creeping distance on surface 10 mm
dA Creeping distance in air 9.4 mm
a Max. allowable acceleration 50 m/s2
Features
• Package with screw terminals
• Isolation voltage 3000 V∼
• Planar glasspassivated chips
• Short recovery time
• Low forward voltage drop
• Short recovery behaviour
• UL registered, E 148688
Applications
• Inductive heating and melting
• Free wheeling diode in converters
and motor control circuits
• Uninterruptible power supplies
(UPS)
• Ultrasonic cleaners and welders
Advantages
• High reliability circuit operation
• Low voltage peaks for reduced
protection circuits
• Low noise switching
• Low losses
Package, style and outline
Dimensions in mm (1mm = 0.0394“)
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