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301U Datasheet, PDF (3/8 Pages) International Rectifier – STANDARD RECOVERY DIODES Stud Version
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301U(R) Series
Thermal and Mechanical Specifications
Parameter
301U(R) Units Conditions
TJ
Tstg
RthJC
RthCS
T
Max. junction operating temperature range
Max. storage temperature range
Max. thermal resistance, junction to case
Max. thermal resistance, case to heatsink
Max. allowed mounting torque +0 -20%
wt Weight
Case style
301U
303U
305U
307U
309U
-40 to 180
-40 to 200
°C
0.14
K/W
0.08
37
Nm
28
250 ± 5
152 ± 5
177 ± 5
g
197 ± 5
160 ± 5
DO-205AB (DO-9)
DC operation
Mounting surface, smooth, flat and greased
Not lubricated threads
Lubricated threads
See Outline Table
∆RthJC Conduction
(The following table shows the increment of thermal resistence RthJC when devices operate at different conduction angles than DC)
Sinusoidal conduction Rectangular conduction
Conduction angle
Units Conditions
80 to 200 250
00 to 200
250
180°
0.015
0.015
0.011
0.011
120°
0.018
0.018
0.019
0.019
90°
0.023
0.023
0.025
0.025
K/W
TJ = TJ max.
60°
0.034
0.034
0.035
0.035
30°
0.056
0.056
0.057
0.057
Ordering Information Table
Device Code
30 1 U A 250 P5
1234 56
1 - 30 = Essential Part Number
2 - 1 = Standard Device
3 = Top Threaded version
5 = Type for rotating application with Top Threaded
version 3/8 16UNC-2A
7 = Type for rotating application with flexible lead
9 = Type for rotating application with Top Threaded
version 3/8 24UNF
3 - U = Stud Normal Polarity (Cathode to Stud)
UR = Stud Reverse Polarity (Anode to Stud)
4 - A = Max. Leakage selection IRRM = 2mA TJ = 25°C
None = Std. Leakage selection IRRM= 10mA TJ = 25°C
RANGE
IFM
TJ = 25°C
(A)
VFM
min.
(V)
VFM
max.
(V)
5 - Voltage code: Code x 10=VRRM (See Voltage Ratings table) P2 *
1.16 1.25
6 - P. = Forward selection
None = Standard Forward selection
P3 *
P4
1000
1.26 1.30
1.31 1.40
P5
1.41 1.45
To Order
* 2500V not available