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OM5261ST/RT/DT
HERMETIC JEDEC TO-257AA HIGH EFFICIENCY, CENTER-TAP HIGH VOLTAGE RECTIFIER
16 Amp, 1000 Volt, 65 ns trr Soft Recovery
FEATURES
* * * * * * * * * Soft Recovery Characteristics Hermetic Metal Package, JEDEC TO-257AA Very Low Forward Voltage Very High Reverse Voltage Capability Very Low Reverse Recovery Time Very Low Switching Losses Isolated Package Low Thermal Resistance Available Screened To MIL-S-19500, TX, TXV And S Levels
DESCRIPTION
This soft recovery rectifier is ideally suited as a free wheeling diode in converters and motor control circuits, as well as a rectifier in SMPS. The package is designed for those applications where a small size and a hermetically sealed package is desirable. Center-Tap configuration.
ABSOLUTE MAXIMUM RATINGS (Per Diode) TJ = 25C
Non-Repetitive Peak Reverse Voltage, VRSM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000V Repetitive Peak Forward Current, IFRM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100A RMS Forward Current, I(RMS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16A Average Forward Current, TC = 100C, Duty Cycle = 50%, IF(AV) . . . . . . . . . . . . . . . . . 8A Surge Non-Repetitive Forward Current, 8.3ms, IFSM . . . . . . . . . . . . . . . . . . . . . . . . . . 50A Power Dissipation, TC = 100C, P. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17W Storage and Junction Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55C to 150C Thermal Resistance, Junction-To-Case, Rth(JC) . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.4C/W
Repetitive Peak Reverse Voltage, VRRM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000V
3.2
SCHEMATIC
1 2 COMMON ANODE 1 1 2 COMMON CATHODE
.150 .140
PIN CONNECTION
.420 .410 .200 .190 .045 .035 .665 .645 .537 .527
1 2 3
3
3 3 DOUBLER
OMXXXXRT OMXXXXDT
OMXXXXST
.430 .410 .038 MAX.
2
.750 .500
.005
Common cathode is standard. Contact the factory for performance characteristics for common anode and doubler. 4 11 R1 Supersedes 2 07 R0
.035 .025
.100 TYP.
.120 TYP.
Z-Tab package also available.
3.2 - 67
OM5261ST/RT/DT
ELECTRICAL CHARACTERISTICS STATIC CHARACTERISTICS
Symbol I TJ = 25C TJ = 100C TJ = 25C
F R
Test Conditions V =V
R RRM
Min.
Typ.
Max. 35 2 1.9 1.8
Unit A mA V
V
TJ = 100C
I = 8A
F
RECOVERY CHARACTERISTICS
Symbol t
rr
Test Conditions T = 25C
J
Min.
Typ.
Max. 155 65
Unit nS
IF = 1A, dIF/dt = -15A/s, VR = 30V IF = 0.5A, IR = 1A, Irr = 0.25A
TURN-OFF SWITCHING CHARACTERISTICS (Without Series Inductance)
Symbol t dIF/dt = -32A/s
IRM
Test Conditions dIF/dt = -64A/s dIF/dt = -32A/s dIF/dt = -64A/s V = 200V, IF = 8A
J
Min.
Typ. 120
Max. 200 5.5
Unit nS A
CC
I
LP 0.05H, T = 100C See Figure 1 6
RM
TURN-OFF OVERVOLTAGE COEFFICIENT (With Series Inductance)
Symbol C= VRP VCC TJ = 100C dIF/dt = -8A/s Test Conditions VCC = 200V, IF = IF(AV) LP 12H, See Figure 2 Min. Typ. Max. 4.5 Unit
To evaluate the conduction losses use the following equations: VF = 1.47 + 0.04 IF P = 1.47 x IF(AV) + 0.04 IF2(RMS)
IF DUT LC VCC VF IRM VCC tIRM VRP dlF/dt LC LP VCC VF VCC DUT dlF/dt IF
Figure 1: Turn-off switching characteristics (without series inductance).
Figure 2: Turn-off switching characteristics (with series inductance).
3.2
100 70
TYPICAL FORWARD VOLTAGE
TYPICAL REVERSE CURRENT
IR, REVERSE CURRENT (mA)
10 1.0 0.1 0.01 0.001
IF, INSTANTANEAOUS FORWARD CURRENT (AMPS)
50 30 20 10 7.0 5.0 3.0 2.0
TC = 100C
TC = 100C
TC = 25C
100 500 1000
TC = 25C
VR, REVERSE VOLTAGE (VOLTS)
1.0 1.2 1.4 1.6 1.8 2.0
1.0
VF, INSTANTANEAOUS VOLTAGE (VOLTS)
205 Crawford Street, Leominster, MA 01453 USA (508) 534-5776 FAX (508) 537-4246

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