MURB1020CT-1TRLPBF IRF [International Rectifier], MURB1020CT-1TRLPBF Datasheet - Page 5

• Manufacturer Part Number: MURB1020CT-1TRLPBF
• Description: Ultrafast Rectifier
• Manufacturer: IRF [International Rectifier]

www.irf.com
0
1. di
2. I
3. t
crossing
crossing point of negative going I
a line passing through 0.75 I
extrapolated to zero current
RRM
rr
F
I
- Reverse recovery time measured from zero
F
/dt - Rate of change of current through zero
- Peak reverse recovery current
Fig. 10 - Reverse Recovery Waveform and Definitions
Fig. 9- Reverse Recovery Parameter Test Circuit
ADJUST
dif/dt
di
1
F
RRM
/dt
Reverse Recovery Circuit
di /dt
di
f
F
F
and 0.50 I
/dt
to point where
L = 70µH
G
t
a
RRM
V
R
2
3
= 200V
I
RRM
t
0.01 Ω
D
S
rr
IRFP250
MURB1020CTPbF, MURB1020CT-1PbF
0.75 I
4. Q
5. di (rec) M / dt - Peak rate of change of
and I
current during t b portion of t rr
D.U.T.
t
rr
b
- Area under curve defined by t
RRM
RRM
di(rec)M/dt
0.5
Q rr =
Q
I
rr
RRM
t rr x I RRM
4
2
5
Bulletin PD-21081 08/05
rr
5