OM5301ST/RT/DT OM5303ST/RT/DT
OM5302ST/RT/DT OM5304ST/RT/DT
20 AMP ULTRA FAST, ULTRA LOW FORWARD
VOLTAGE CENTER-TAP POWER RECTIFIER
20 Amp, 50 To 200 Volts, 35 ns trr
FEATURES
•
•
•
•
•
•
•
Small Size/JEDEC TO-257AA Outline
Very Low Forward Voltage
Very Fast Switching Time
Hermetic And Isolated Metal Package
Available As Common Cathode Or Common Anode
Low Thermal Resistance
Available Screened To MIL-S-19500, TX, TXV, And S-Levels
DESCRIPTION
This series of products in a hermetic package is specifically designed for use at power
switching frequencies in excess of 100 kHz. This series of ultra fast rectifiers is packaged
in a small easy-to-use JEDEC TO-257AA package, replacing conventional DO-4 and TO-3
packaging. These devices are ideally suited for demanding applications where small size
and a hermetically sealed package are required. All devices are available Hi-Rel screened
in Omnirel’s facility. (See Omnirel’s OM803 Hi-Rel screening program.)
ABSOLUTE MAXIMUM RATINGS
(Per Diode) @ 25°C
Peak Inverse Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 to 200 V
Maximum Average D.C. Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . 10 A
Non-Repetitive Sinusoidal Surge Current 8.3 ms . . . . . . . . . . . . . . . . . . . . . . . . 180 A
Thermal Resistance, Junction-to-Case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0° C/W
Operating and Storage Temperature Range . . . . . . . . . . . . . . . . . - 55° C to + 150° C
X.
3.2
SCHEMATIC
1
2
COMMON
ANODE
1
2
OMXXXXDT
Common cathode is standard. Contact the factory for performance characteristics for common anode and doubler.
Z-Tab package also available.
4 11 R2
Supersedes 1 07 R1
1
2
COMMON
CATHODE
OMXXXXST
3
OMXXXXRT
3
3
DOUBLER
3.2 - 71
OM5301ST/RT/DT - OM5304ST/RT/DT
ELECTRICAL CHARACTERISTICS
(Per Diode)
Type
PIV
Maximum
Forward Voltage
(Volts) @ (1)
T
j
= 25° C
T
j
= 100° C
0.85V @ 10A
Maximum
Reverse Current
@ PIV
T
j
= 25° C T
j
= 100° C
20 µA
1 mA
Maximum
Reverse
Recovery
Time (2)
OM5301XX
OM5302XX
OM5303XX
OM5304XX
50
100
1.00V@ 10A
150
200
35 nsec
(1) Pulse Test:
Pulse Width = 300µs, Duty Cycle 2.0%.
(2) Measured in Circuit:
I
F
= 0.5 A, I
R
= 1.0 A, I
REC
= 0.25 A.
TYPICAL REVERSE CURRENT
I
R
REVERSE CURRENT mA
100
50
20
10
5.0
2.0
1.0
0.5
0.2
0.1
0.05
0.02
0.01
0
20
40
60
80
100 120 140 160 180 200
T
J
= 150°C
100°C
TYPICAL FORWARD VOLTAGE
25°C
v
R
= REVERSE VOLTAGE (VOLTS)
MECHANICAL OUTLINE
.420
.410
0.4
0.6
0.8
1.0
1.2
1.4
1.6
.200
.190
.045
.035
.665
.645
.537
.527
.430
.410
.038 MAX.
3.2
.150
.140
1
2
3
.750
.500
.005
.035
.025
.100 TYP.
.120 TYP.
JEDEC TO-257AA
205 Crawford Street, Leominster, MA 01453 USA (508) 534-5776 FAX (508) 537-4246