APT2X31_30D60J
053-6003 Rev G 2-2005
APT5018BLL
4
3
1
2
5
5
Zero
1
2
3
4
di
F
/dt - Rate of Diode Current Change Through Zero Crossing.
I
F
- Forward Conduction Current
I
RRM
- Maximum Reverse Recovery Current.
t
rr
- Reverse
Recovery Time, measured from zero crossing where
diode
Q
rr
- Area Under the Curve Defined by I
RRM
and t
rr
.
current goes from positive to negative, to the point at which the straight
line through I
RRM
and 0.25 I
RRM
passes through zero.
Figure 9. Diode Test Circuit
Figure 10, Diode Reverse Recovery Waveform and Definitions
0.25 I
RRM
PEARSON 2878
CURRENT
TRANSFORMER
di
F
/dt Adjust
30µH
D.U.T.
+18V
0V
V
r
t
rr
/
Q
rr
Waveform
Anode 1
31.5 (1.240)
31.7 (1.248)
Dimensions in Millimeters and (Inches)
7.8 (.307)
8.2 (.322)
30.1 (1.185)
30.3 (1.193)
38.0 (1.496)
38.2 (1.504)
14.9 (.587)
15.1 (.594)
11.8 (.463)
12.2 (.480)
8.9 (.350)
9.6 (.378)
Hex Nut M4 H100
(4 places)
0.75 (.030)
0.85 (.033)
12.6 (.496)
12.8 (.504)
25.2 (0.992)
25.4 (1.000)
1.95 (.077)
2.14 (.084)
Anode 2
Anti-parallel P
arallel
Cathode
1
r = 4.0 (.157)
(2 places)
4.0 (.157)
4.2 (.165)
(2 places)
W=4.1 (.161)
W=4.3 (.169)
H=4.8 (.187)
H=4.9 (.193)
(4 places)
3.3 (.129)
3.6 (.143)
Cathode 2
Anode 1
Cathode 2
Anode
2
Cathode 1
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.
ISOTOP
®
is a Registered Trademark of SGS Thomson.
SOT-227 (ISOTOP
®
) Package Outline
APT2X30D60J
APT2X31D60J
