BYW72 THRU BYW76 SERIES
GLASS PASSIVATED JUNCTION FAST SWITCHING RECTIFIER
Reverse Voltage -
200 to 600 Volts
*
D
Forward Current -
3.0 Amperes
FEATURES
P
A
T
E
N
T
E
Case Style G3
1.0 (25.4)
MIN
0.250 (6.3)
0.170 (4.3)
DIA.
0.300 (7.6)
MAX.
♦
High temperature metallurgically bonded
construction
♦
Glass passivated cavity-free junction
♦
Hermetically sealed package
♦
3.0 ampere operation
at T
A
=45°C with
no thermal runaway
♦
Typical I
R
less than 0.1µA
♦
Capable of meeting environmental standards of
MIL-S-19500
♦
High temperature soldering guaranteed:
350°C/10 seconds, 0.375" (9.5mm) lead length,
5 lbs. (2.3kg) tension
0.052 (1.32)
0.048 (1.22)
DIA.
1.0 (25.4)
MIN
MECHANICAL DATA
Case:
Solid glass body
Terminals:
Solder plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:
0.04 ounce, 1.1grams
Dimensions in inches and (millimeters)
*
Brazed-lead assembly is covered by Patent No. 3,930,306
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
BYW72
BYW73
BYW74
BYW75
BYW76
UNITS
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375” (9.5mm) lead length at T
A
=45°C
Peak forward surge current
10ms single half sine-wave superimposed
on rated load at T
J
=150°C
Maximum instantaneous forward voltage at 3.0A
Maximum average reverse current at
rated peak reverse voltage at T
A
=100°C
Maximum DC reverse current
at rated DC blocking voltage
Maximum reverse recovery time
(NOTE 1)
Typical junction capacitance
(NOTE 2)
Typical thermal resistance
(NOTE 3)
Operating junction temperature range
Storage temperature range
V
RRM
V
RMS
V
DC
I
(AV)
200
140
200
300
210
300
400
280
400
3.0
500
350
500
600
420
600
Volts
Volts
Volts
Amps
I
FSM
V
F
I
R(AV)
I
R
t
rr
C
J
R
ΘJA
T
J
T
STG
60.0
1.1
50.0
5.0
200
40.0
22.0
-65 to +175
-65 to +300
Amps
Volts
µA
µA
ns
pF
°C/W
°C
°C
NOTES:
(1) Reverse recovery test conditions: I
F
=0.5A, I
R
=1.0A, I
rr
= 0.25A
(2) Measured at 1.0 MH
Z
and applied reverse voltage of 4.0 Volts
(3) Thermal resistance from junction to ambient at 0.375" (9.5mm) lead length, with both leads attached to heat sink
4/98
RATINGS AND CHARACTERISTIC CURVES BYW72 THRU BYW76 SERIES
FIG. 1 - FORWARD CURRENT DERATING CURVE
PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD
RECTIFIED CURRENT,
AMPERES
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
3.0
RESISTIVE OR
INDUCTIVE LOAD
0.375" (9.5mm) LEAD LENGTH
200
10ms SINGLE HALF-WAVE
SINE-WAVE (JEDEC Method)
AT RATED LOAD
2.0
1.0
0
100
T
A
=25°C
0
25
50
75
100
125
150
175
T
J
=150°C
AMBIENT TEMPERATURE,
°C
10
1
10
NUMBER OF CYCLES AT 50 Hz
100
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
30
FIG. 4 - TYPICAL REVERSE
CHARACTERISTICS
10
INSTANTANEOUS FORWARD CURRENT,
AMPERES
20
10
T
J
=150°C
T
J
=25°C
T
J
=125°C
1
PULSE WIDTH=300µs
1% DUTY CYCLE
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
T
J
=100°C
1
T
J
=75°C
0.1
0.1
0.01
0.2
T
J
=25°C
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.01
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
100
JUNCTION CAPACITANCE, pF
T
J
=25°C
f=1.0 MHz
Vsig=50mVp-p
10
1
10
REVERSE VOLTAGE, VOLTS
100
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