Vr
APT2X60/2X61D20J
D.U.T.
30µH
trr/Qrr
Waveform
+15v
di
F
/dt Adjust
0v
-15v
PEARSON 411
CURRENT
TRANSFORMER
Figure 9, Diode Reverse Recovery Test Circuit and Waveforms
1
2
3
4
I
F
- Forward Conduction Current
di
F
/dt - Current Slew Rate, Rate of Forward
Current Change Through Zero Crossing.
Zero
I
RRM
- Peak Reverse Recovery Current.
trr - Reverse Recovery Time Measured from Point of I
F
Current Falling Through Zero to a Tangent Line
{
6
diM/dt
}
Extrapolated Through Zero Defined by 0.75 and 0.50 I
RRM
.
Qrr - Area Under the Curve Defined by I
RRM
and trr.
diM/dt - Maximum Rate of Current Change During the Trailing Portion of trr.
Figure 10, Diode Reverse Recovery Waveform and Definitions
1
4
6
5
3
0.5 IRRM
0.75 IRRM
2
Qrr = 1/
t .I
2
(
rr
RRM
)
5
6
APT Reserves the right to change, without notice, the specifications and information contained herein.
SOT-227 Package Outline
11.8 (.463)
12.2 (.480)
W=4.1 (.161)
W=4.3 (.169)
H=4.8 (.187)
H=4.9 (.193)
(4 places)
8.9 (.350)
9.6 (.378)
Hex Nut M4 H100
(4 places)
31.5 (1.240)
31.7 (1.248)
7.8 (.307)
8.2 (.322)
r = 4.0 (.157)
(2 places)
4.0 (.157)
4.2 (.165)
(2 places)
25.2 (0.992)
0.75 (.030) 12.6 (.496) 25.4 (1.000)
0.85 (.033) 12.8 (.504)
3.3 (.129)
3.6 (.143)
14.9 (.587)
15.1 (.594)
30.1 (1.185)
30.3 (1.193)
38.0 (1.496)
38.2 (1.504)
1.95 (.077)
2.14 (.084)
Anti-parallel
Parallel
APT2X60D20J
APT2X61D20J
Anode 2
Cathode 1 Cathode 2
Anode 2
053-2003 Rev B
Dimensions in Millimeters and (Inches)
Cathode 2
Anode 1
Cathode 1
Anode 1
ISOTOP
®
is a Registered Trademark of SGS Thomson.
ADPOW [ ADVANCED POWER TECHNOLOGY ]
