UFB280FA40 Vishay Siliconix, UFB280FA40 Datasheet - Page 5

• Manufacturer Part Number: UFB280FA40
• Description: Insulated Ultrafast Rectifier Module
• Manufacturer: Vishay Siliconix

www.DataSheet.co.kr
Document Number: 93458
Revision: 13-May-11
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
(1) dI
(2) I
(3) t
0
Insulated Ultrafast Rectifier Module, 280 A
from zero crossing point of negative
going I
through 0.75 I
extrapolated to zero current.
RRM
through zero crossing
rr
I
F
F
- reverse recovery time measured
/dt - rate of change of current
- peak reverse recovery current
F
For technical questions, contact:
to point where a line passing
Fig. 10 - Reverse Recovery Waveform and Definitions
Fig. 9 - Reverse Recovery Parameter Test Circuit
RRM
This document is subject to change without notice.
and 0.50 I
(1)
adjust
dI
F
/dt
dI
F
/dt
RRM
L = 70 μH
G
t
a
(2)
V
(3)
R
= 200 V
I
RRM
t
0.01 Ω
D
rr
S
(4) Q
(5) dI
[e-mail]
IRFP250
and I
current during t
rr
(rec)M
0.75 I
- area under curve defined by t
RRM
t
D.U.T.
/dt - peak rate of change of
b
RRM
dI
0.5 I
Q
(rec)M
rr
Q
=
RRM
b
rr
/dt
t
portion of t
(4)
rr
x I
(5)
2
RRM
Vishay Semiconductors
rr
VS-UFB280FA40
rr
www.vishay.com/doc?91000
www.vishay.com
5
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