APT15S20KG Datasheet, PDF (4/4 Pages) Microsemi Corporation – HIGH VOLTAGE SCHOTTKY DIODE

+18V
0V
di_F/dt Adjust
Vr
APT20M36BLL
30μH
D.U.T.
PEARSON 2878
CURRENT
TRANSFORMER
Figure 9. Diode Test Circuit
APT15S20K
trr/Qrr
Waveform
1 I_F - Forward Conduction Current
2 di_F/dt - Rate of Diode Current Change Through Zero Crossing.
3 I_RRM - Maximum Reverse Recovery Current.
1
Zero
4 trr - Reverse Recovery Time, measured from zero crossing where diode
current goes from positive to negative, to the point at which the straight
2
line through I_RRM and 0.25 I_RRM passes through zero.
5 Qrr - Area Under the Curve Defined by I_RRM and trr.
Figure 10, Diode Reverse Recovery Waveform and Definitions
4
5
3
0.25 IRRM
0.114 [2.90]
0.102 [2.59]
0.508 [12.90]
0.492 [12.50]
TO-220 (K) Package Outline
0.404 [10.26]
0.393 [9.98]
e3 100% Sn
Cathode
ø0.153 [3.89]
ø0.149 [3.78]
0.058 [1.47]
0.047 [1.19]
0.362 [9.19]
0.354 [8.99]
0.186 [4.72]
0.174 [4.42]
0.154 [3.91]
0.134 [3.40]
0.531 [13.49]
0.515 [13.08]
0.100 [2.54] TYP
0.204 [5.18]
0.196 [4.98]
0.057 [1.45]
0.047 [1.19]
Cathode
Anode
0.034 [0.86]
0.030 [0.76]
0.110 [2.79]
0.099 [2.51]
0.018 [0.46]
0.014 [0.36]
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