APT40DQ120B(G)_S(G)
053-4217 Rev B 8-2005
APT10035LLL
APT’s products are covered by one or more of U.S.patents 4,895,810 5,045,903 5,089,434 5,182,234 5,019,522
5,262,336 6,503,786 5,256,583 4,748,103 5,283,202 5,231,474 5,434,095 5,528,058 and foreign patents. US and Foreign patents pending. All Rights Reserved.
4
3
1
2
5
5
Zero
1
2
3
4
diF/dt - Rate of Diode Current Change Through Zero Crossing.
IF - Forward Conduction Current
IRRM - Maximum Reverse Recovery Current.
trr - Reverse Recovery Time, measured from zero crossing where diode
Qrr - Area Under the Curve Defined by IRRM and trr.
current goes from positive to negative, to the point at which the straight
line through IRRM and 0.25 IRRM passes through zero.
Figure 9. Diode Test Circuit
Figure 10, Diode Reverse Recovery Waveform and Definitions
0.25 IRRM
PEARSON 2878
CURRENT
TRANSFORMER
diF/dt Adjust
30µH
D.U.T.
+18V
0V
r
trr/Qrr
Waveform
TO-247 Package Outline D3PAK Package Outline
15.85 (.624)
16.05(.632)
18.70 (.736)
19.10 (.752)
1.15 (.045)
1.45 (.057)
5.45 (.215) BSC
(2 Plcs.)
4.90 (.193)
5.10 (.201)
1.45 (.057)
1.60 (.063)
2.70 (.106)
2.90 (.114)
0.40 (.016)
0.65 (.026)
Dimensions in Millimeters (Inches)
Heat Sink (Cathode)
and Leads
are Plated
2.40 (.094)
2.70 (.106)
(Base of Lead)
Cathode
(Heat Sink)
1.90 (.075)
2.10 (.083)
Cathode
Anode
0.020 (.001)
0.250 (.010)
1.20 (.047)
1.40 (.055)
12.40 (.488)
12.70 (.500)
13.30 (.524)
13.60(.535)
1.00 (.039)
1.15(.045)
15.49 (.610)
16.26 (.640)
5.38 (.212)
6.20 (.244)
6.15 (.242) BSC
4.50 (.177) Max.
19.81 (.780)
20.32 (.800)
20.80 (.819)
21.46 (.845)
1.65 (.065)
2.13 (.084)
1.01 (.040)
1.40 (.055)
10.90 (.430) BSC
3.50 (.138)
3.81 (.150)
4.69 (.185)
5.31 (.209)
1.49 (.059)
2.49 (.098)
2.21 (.087)
2.59 (.102)
0.40 (.016)
0.79 (.031)
Dimensions in Millimeters and (Inches)
Cathode
Anode
Cathode
e1 e3
SAC: Tin, Silver, Copper 100% Sn