301U(R) Series
Bulletin I2032 rev. A 12/94
Thermal and Mechanical Specifications
Parameter
301U(R)
-40 to 180
-40 to 200
Units Conditions
°C
TJ
T
Max. junction operating temperature range
Max. storage temperature range
stg
RthJC Max. thermal resistance, junction to case
RthCS Max. thermal resistance, case to heatsink
0.14
0.08
37
DC operation
K/W
Mounting surface, smooth, flat and greased
Not lubricated threads
T
Max. allowed mounting torque +0 -20%
Nm
g
28
Lubricated threads
wt
Weight
301U
303U
305U
307U
309U
250± 5
152± 5
177± 5
197± 5
160± 5
Case style
DO-205AB (DO-9)
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
K/W
Conditions
TJ = TJ max.
80 to 200
0.015
250
00 to 200
0.011
250
180°
120°
90°
0.015
0.018
0.023
0.034
0.056
0.011
0.019
0.025
0.035
0.057
0.018
0.019
0.023
0.025
60°
0.034
0.035
30°
0.056
0.057
Ordering Information Table
Device Code
30
1
U
A
250 P5
3
1
2
4
5
6
1
2
-
-
30
1
= Essential Part Number
= Standard Device
3
= Top Threaded version
5
= Type for rotating application with Top Threaded
version 3/8 16UNC-2A
7
9
= Type for rotating application with flexible lead
= Type for rotating application with Top Threaded
version 3/8 24UNF
3
4
-
-
U
= Stud Normal Polarity (Cathode to Stud)
UR = Stud Reverse Polarity (Anode to Stud)
= Max. Leakage selection IRRM = 2mA TJ = 25°C
IFM
VFM
VFM
A
RANGE TJ = 25°C min. max.
None = Std. Leakage selection IRRM= 10mA TJ = 25°C
Voltage code: Code x 10=VRRM (See Voltage Ratings table)
(A)
(V)
(V)
5
6
-
-
P2 *
P3 *
P4
1.16 1.25
1.26 1.30
1.31 1.40
1.41 1.45
P.
= Forward selection
1000
None = Standard Forward selection
P5
* 2500V not available
3
www.irf.com