Vishay High Power Products
Standard Recovery Diodes
(Stud Version), 300 A
FEATURES
• Alloy diode
• Popular series for rough service
• Stud cathode and stud anode version
• RoHS compliant
300U(R) Series
RoHS
COMPLIANT
DO-205AB (DO-9)
• Designed and qualified for industrial level
TYPICAL APPLICATIONS
•Welders
PRODUCT SUMMARY
I
F(AV)
300 A
• Power supplies
• Motor controls
• Battery chargers
• General industrial current rectification
MAJOR RATINGS AND CHARACTERISTICS
PARAMETER TEST CONDITIONS VALUES UNITS
I
F(AV)
I
FSM
2
I
V
T
t
RRM
J
T
C
50 Hz 6550
60 Hz 6850
50 Hz 214
60 Hz 195
Range 100 to 600 V
300 A
150 °C
A
kA2s
- 65 to 200 °C
ELECTRICAL SPECIFICATIONS
VOLTAGE RATINGS
V
TYPE NUMBER
300U(R)
VOLTAGE
CODE
10 100 200
20 200 300
30 300 400
40 400 500
60 600 700
RRM
PEAK REVERSE VOLTAGE
, MAXIMUM REPETITIVE
V
V
, MAXIMUM NON-REPETITIVE
RSM
PEAK REVERSE VOLTAGE
V
I
MAXIMUM
RRM
AT T
= 175 °C
J
mA
40
300U(R) Series
Vishay High Power Products
Standard Recovery Diodes
(Stud Version), 300 A
FORWARD CONDUCTION
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum average forward current
at case temperature
Maximum peak, one cycle forward,
non-repetitive surge current
Maximum I
Maximum I
2
t for fusing I2t
2
√t for fusing I2√t t = 0.1 to 10 ms, no voltage reapplied 2140 kA2√s
Maximum value of threshold voltage V
Maximum value of forward
slope resistance
Maximum forward voltage drop V
I
F(AV)
I
FSM
F(TO)
r
FM
180° conduction, half sine wave
t = 10 ms
t = 8.3 ms 6850
t = 10 ms
t = 8.3 ms 5750
t = 10 ms
t = 8.3 ms 195
t = 10 ms
t = 8.3 ms 138
No voltage
reapplied
100 % V
RRM
reapplied
No voltage
reapplied
100 % V
RRM
reapplied
Sinusoidal half wave,
= TJ maximum
initial T
J
TJ = 200 °C
f
Ipk = 942 A, TJ = 25 °C 1.40 V
300 A
130 °C
6550
5500
214
151
0.610 V
0.751 mΩ
A
kA2s
THERMAL AND MECHANICAL SPECIFICATIONS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum junction operating and
storage temperature range
Maximum thermal resistance,
junction to case
Maximum thermal resistance,
case to heatsink
Maximum allowed mounting torque
+ 0 - 20 %
Approximate weight 250 g
Case style (JEDEC) see dimensions - link at the end of datasheet DO-205AB (DO-9)
Note
(1)
302U-A uses case style B-26
ΔR
CONDUCTION
thJC
CONDUCTION ANGLE SINUSOIDAL CONDUCTION RECTANGULAR CONDUCTION TEST CONDITIONS UNITS
180° 0.020 0.015
120° 0.024 0.025
90° 0.031 0.034
60° 0.045 0.047
30° 0.077 0.077
Note
• The table above shows the increment of thermal resistance R
T
, T
J
Stg
R
thJC
R
thCS
DC operation 0.18
Mounting surface, smooth, flat and greased 0.08
- 65 to 200 °C
Not lubricated threads 37
Lubricated threads 28
= TJ maximum K/W
T
J
when devices operate at different conduction angles than DC
thJC
K/W
Nm
(1)
0
300U(R) Series
Standard Recovery Diodes
Vishay High Power Products
(Stud Version), 300 A
200
300U(R) Series
RthJC (DC) = 0.18 K/W
180
Conduction Angle
160
140
30°
60°
90°
120°
120
0 50 100 150 200 250 300 350
Maximum Average Forward Power Loss (W)
Average Forward Current (A)
180°
Fig. 1 - Current Ratings Characteristics Fig. 2 - Current Ratings Characteristics
400
350
300
250
200
150
100
50
180°
120°
90°
60°
30°
RMS Limit
Conduction Angle
300U(R)..D Series
Tj = 200°C
0.2 K/W
0.3 K/W
0.4 K/W
0.5 K/W
0.7 K/W
1 K/W
1.5 K/W
3 K/W
0
0 50 100 150 200 250 300 350
Maximum Average Forward Power Loss (W)
Average Forward Current (A)
25 50 75 100 125 150 175 200
Maximum Allowable Ambient Temperature (°C)
Fig. 3 - Forward Power Loss Characteristics
200
190
300U(R) Series
RthJC (DC) = 0.18 K/W
180
170
160
Conduction Period
150
140
130
120
30°
60°
90°
120°
110
0 100 200 300 400 500
Maximum Average Forward Power Loss (W)
Average Forward Current (A)
RthSA = 0.1 K/W - Delta R
180°
DC
500
450
400
350
300
250
200
150
100
50
DC
180°
120°
90°
60°
30°
RMS Limit
Conduction Period
300U(R) Series
Tj = 200°C
0
0 100 200 300 400 50
Maximum Average Forward Power Loss (W)
Average Forward Current (A)
Fig. 4 - Forward Power Loss Characteristics
RthSA = 0.1 K/W - Delta R
0.2 K/W
0.3 K/W
0.5 K/W
0.7 K/W
1 K/W
1.5 K/W
3 K/W
25 50 75 100 125 150 175 200
0
Maximum Allowable Ambient Temperature (°C)
300U(R) Series
0
Vishay High Power Products
6000
At Any Rated Load Condition And With
5500
5000
4500
4000
3500
3000
2500
2000
1500
Peak Half Sine Wave Forward Current (A)
Fig. 5 - Maximum Non-Repetitive Surge Current Fig. 6 - Maximum Non-Repetitive Surge Current
Rated Vrrm Applied Following Surge.
Initial Tj = 200°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
300U(R) Series
11010
Number Of Equal Amplitude Half Cycle Current Pulses (N)
10000
1000
Standard Recovery Diodes
(Stud Version), 300 A
7000
6500
6000
5500
5000
4500
4000
3500
3000
2500
2000
1500
Peak Half Sine Wave Forward Current (A)
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration.
Initial Tj = 200°C
No Voltage Reapplied
Rated Vrrm Reapplied
300U(R) Series
0.01 0.1 1
Pulse Train Duration (s)
Tj = 25°C
100
Instantaneous Forward Current (A)
10
0 0.5 1 1.5 2 2.5 3
Instantaneous Forward Voltage (V)
Fig. 7 - Forward Voltage Drop Characteristics
1
(K/W)
thJC
Transient Thermal Impedance Z
Steady State Value
RthJC = 0.18 K/W
(DC Operation)
0.1
0.01
0.001
0.0001 0.001 0.01 0.1 1 10
Square Wave Pulse Duration (s)
Fig. 8 - Thermal Impedance Z
Tj = 200°C
300U(R) Series
300U(R) Series
Characteristic
thJC
AM = M16 x 1.5 Metric Device
AMA = M20 x 1.5 Metric Device
300U(R) Series
Standard Recovery Diodes
ORDERING INFORMATION TABLE
Device code
Vishay High Power Products
(Stud Version), 300 A
300 U R 60 A
51324
- 300 = Standard 300U device
1
302 = 300U top threaded version
2
- U = Essential part number
3
- R = Stud reverse polarity (anode to stud)
None = Stud normal polarity (cathode to stud)
- Voltage code x 10 = V
4
- A = Essential part number
5
(see Voltage Ratings table)
RRM
Outline Dimensions
Vishay High Power Products
DO-205AB (DO-9) and B-26 for 300U(R) Series
DIMENSIONS FOR 300U(R)-A SERIES - DO-205AB (DO-9) in millimeters (inches)
149.9 (5.90)
134.6 (5.30)
53.34 (2.10)
MAX.
3.18 (0.125)
MAX.
Unthreaded
portion
11.51 (0.453)
10.74 (0.423)
21.03 (0.83)
20.14 (0.79)
19.18 (0.755)
MAX.
Ø 8.89 (0.350)
Ø 8.38 (0.330)
Ø 19.02 (0.749)
MAX.
3/4"-16UNF-2A
for metric device: M16 x 1.5
contact factory
Ø 27.94 (1.10)
MAX.
9.27 (0.365)
7.87 (0.310)
31.75 (1.250)
30.94 (1.218)
4.32 (0.170)
MAX.
13.46 (0.530)
11.94 (0.470)
Across flats
DIMENSIONS FOR 302U(R)-A SERIES - B-26 in millimeters (inches)
58.67 (2.31)
55.63 (2.19)
3.18 (0.125)
MAX.
3/8"-24UNF-2A
16.51 (0.65)
14.99 (0.59)
28.45 (1.12)
MAX.
21.03 (0.828)
20.14 (0.793)
3/4"-16UNF-2A
Ø 9.50 (0.374)
MAX.
18.29 (0.72)
16.76 (0.66)
Ø 27.94 (1.10)
9.27 (0.365)
7.87 (0.310)
31.75 (1.250) MAX.
Ø 19.02 (0.749)
MAX.
Across flats
MAX.
Across flats
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Vishay
Disclaimer
All product specifications and data are subject to change without notice.
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therein, which apply to these products.
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