Bulletin I2021 rev. A 07/94
300HF(R) SERIES
STANDARD RECOVERY DIODES
Stud Version
Features
High current carrying capability
High surge current capability
Types up to 1200V V
RRM
Stud cathode and stud anode version
Standard JEDEC types
Diffused junction
300A
Typical Applications
Battery chargers
Converters
Power supplies
Machine tool controls
Major Ratings and Characteristics
Parameters
I
F(AV)
@ T
C
I
F(RMS)
I
FSM
@ 50Hz
@ 60Hz
I
2
t
@ 50Hz
@ 60Hz
V
RRM
range
T
J
300HF(R)
300
125
470
5000
5200
125
113
400 to 1200
-40 to 180
Units
A
°C
A
A
A
KA
2
s
KA
2
s
V
°C
case style
DO-205AB (DO-9)
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300HF(R) Series
Bulletin I2021 rev. A 07/94
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Type number
Voltage
Code
40
300HF(R)
80
120
V
RRM
, maximum repetitive
peak voltage
V
400
800
1200
V
RSM
, maximum non-
repetitive peak voltage
V
500
900
1300
I
RRM
max.
@ 180°C
mA
20
Forward Conduction
Parameter
I
F(AV)
Max. average forward current
@ Case temperature
I
F(RMS)
Max. RMS forward current
I
FSM
Max. peak, one-cycle forward,
non-repetitive surge current
300HF(R)
300
125
470
5000
5200
3800
4000
Units Conditions
A
°C
A
DC @ 118°C case temperature
t = 10ms
A
t = 8.3ms
t = 10ms
t = 8.3ms
t = 10ms
KA
2
s
t = 8.3ms
t = 10ms
t = 8.3ms
KA
2
√s
No voltage
reapplied
100% V
RRM
reapplied
No voltage
reapplied
100% V
RRM
reapplied
Sinusoidal half wave,
Initial T
J
= T
J
max
180° conduction, half sine wave
I
2
t
Maximum I
2
t for fusing
125
113
72
66
I
2
√
t
Maximum I
2
√t
for fusing
1250
0.86
t = 0.1 to 10ms, no voltage reapplied
(16.7% x
π
x I
F(AV)
< I <
π
x I
F(AV)
), T
J
= T
J
max.
V
F(TO)1
Low level value of threshold
voltage
V
F(TO)2
High level value of threshold
voltage
r
f1
r
f2
V
FM
Low level value of forward
slope resistance
High level value of forward
slope resistance
Max. forward voltage drop
V
0.89
(I >
π
x I
F(AV)
), T
J
= T
J
max.
(16.7% x
π
x I
F(AV)
< I <
π
x I
F(AV)
), T
J
= T
J
max.
mΩ
0.46
1.38
V
(I >
π
x I
F(AV)
), T
J
= T
J
max.
I
FM
=
π
x I
F(AV)
, T
J
= 25 °C, t
p
= 10ms sinusoidal wave
0.48
2
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300HF(R) Series
Bulletin I2021 rev. A 07/94
Thermal and Mechanical Specification
Parameter
T
J
T
stg
Max. operating temperature range
Max. storage temperature range
300HF(R)
-40 to 180
-55 to 180
0.12
0.05
28
22
Units
°C
Conditions
R
thJC
Max. thermal resistance, junction to case
R
thCS
Max. thermal resistance, case to heatsink
T
Max. allowed mounting torque +0 -20%
K/W
DC operation
Mounting surface, smooth, flat and greased
Nm
g
Not lubricated threads
Lubricated threads
wt
Approximate weight
Case style
250
DO-205AB(DO-9)
See Outline Table
∆R
thJC
Conduction
(The following table shows the increment of thermal resistence R
thJC
when devices operate at different conduction angles than DC)
Conduction angle
180°
120°
90°
60°
30°
Sinusoidal conduction
0.030
0.035
0.045
0.064
0.104
Rectangular conduction Units
0.022
0.037
0.048
0.066
0.105
K/W
Conditions
T
J
= T
J
max.
Ordering Information Table
Device Code
300
1
HF
2
R
3
120
4
P
5
B
6
1
2
3
-
-
-
Essential Part Number
Diode
None = Stud Normal Polarity
(Cathode to Stud)
R = Stud Reverse Polarity (Anode to Stud)
4
5
-
-
Voltage code: Code x 10 = V
RRM
(See Voltage Ratings table)
P = Stud base DO-205AB(DO-9) 3/4" 16UNF-2A
M = Stud base DO-205AB(DO-9) M16 x 1.5
6
-
B = Flag top terminals (for Cathode/ Anode Leads)
S = Isolated lead with silicone sleeve
(Red = Reverse Polarity; Blue = Normal Polarity)
None = Not isolated lead
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300HF(R) Series
Bulletin I2021 rev. A 07/94
Outline Table
GLASS-METAL SEAL
19 (0.75)
MAX.
9.5 (0.37) MIN.
4 (0.16) MAX.
200 (7.87) ± 10 (0.39)
DIA. 8.5 (0.33) NOM.
C.S. 25mm
(0.039 s.i.)
75 (2.95) MIN.
DIA. 28.5 (1.08) MAX.
39 (1.53)
MAX.
2
Conform to JEDEC DO-205AB (DO-9)
28.5 (1.12)
MAX.
All dimensions in millimeters (inches)
10 ( 0.39)
MAX.
SW 32
21 ( 0.82)
MAX.
3/4-16UNF-2A*
* FOR METRIC DEVICE: M16 X 1.5
GLASS-METAL SEAL
21 (0.83)
14 (0.55)
DIA. 6.5 (0.26)
13 (0. 51 )
70 (2. 75) MAX.
28.5 (1. 12 )
M AX.
DO-205AB (DO-9) Flag
All dimensions in millimeters (inches)
3/4"-16UNF-2A*
*FOR METRIC DEVICE: M16 X 1.5
21 (0.83)
MA X.
10 (0.39)
M AX.
4
3 2 (1 .26 )
3 (0 .12)
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62 (2.4 4)
DIA. 28.5 (1.12) MAX.
300HF(R) Series
Bulletin I2021 rev. A 07/94
Maximum Allowable Case Temperature (°C)
Maximum Allowable Case Temperature (°C)
180
170
160
150
140
130
90°
120
30°
110
0
100
200
300
400
500
Average Forward Current (A)
Fig. 2 - Current Ratings Characteristics
Conduction Period
180
170
160
300HF(R) Series
R
(DC) = 0.12 K/W
thJC
300HF(R) Series
R
thJC
(DC) = 0.12 K/W
Conduction Angle
150
140
130
120
0
50
100
150
200
250
300
350
Average Forward Current (A)
Fig. 1 - Current Ratings Characteristics
Maximum Average Forward Power Loss (W)
400
350
300
250
200
150
100
50
0
0
50
100
150
200
250
300
350 20
0
300HF(R) Series
T
J
= 180°C
Conduction Angle
30°
60°
90°
120°
180°
60°
120°
180°
DC
180°
120°
90°
60°
30°
RMS Limit
0. 1
0.
/W
2K
R
thSA
3
0.
W
K/
0.
0.
K/ W
=0
4
K/
W
.0 5
K/ W
5K
/W
K/
W
el ta
-D
0 .6
R
0 .8
K/
W
1 .2 K
/W
40
60
80 100 120 140 160 180
Average Forward Current (A)
Maximum Allowable Ambient Temperature (°C)
Fig. 3 - Forward Power Loss Characteristics
Maximum Average Forward Power Loss (W)
600
0 .1
500
400
300
200
100
0
DC
180°
120°
90°
60°
30°
R
th
W
K/
SA
0 .2
=
K/
0 .0
W
5K
/W
0 .3
el
-D
K/
W
ta
R
0.4
K/
W
0. 6
K
/W
RMS Limit
Conduction Period
0 .8
K/ W
1. 2 K/W
300HF(R) Series
T
J
= 180°C
0
100
200
300
400
500 20 40
0
60
80 100 120 140 160 180
Average Forward Current (A)
Maximum Allowable Ambient Temperature (°C)
Fig. 4 - Forward Power Loss Characteristics
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