PAGE . 1
STAD-MAR.03.2009
1
MR850 ~ MR856
FEATURES
• High current capability.
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
• Void-free molded plastic package
• Exceeds environmental standards of MIL-S-19500/228
• Fast switching for high efficiency.
• In compliance with EU RoHS 2002/95/EC directives
MECHANICAL DATA
• Case: Molded plastic, DO-201AD
• Terminals: Axial leads, solderable to MIL-STD-750,Method 2026
• Polarity: Color Band denotes cathode end
• Mounting Position: Any
• Weight: 0.0395 ounce, 1.122 gram
SOFT RECOVER Y, FAST SWITCHING PLASTIC RECTIFIER
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified. Resistive or inductive load, 60Hz.
50 to 600 Volts 3.0 Amperes
CURRENT
VOLTAGE
NOTES:1. Repetitive Peak Forward Surge Current at f<15KHz.
2. Reverse Recovery Test Conditions: IF=.5A, I R=1A, Irr=.25A.
3. Measured at 1 MHz and applied reverse voltage of 4.0 VDC.
4. Thermal resistance from junction to ambient and from junction to lead length 0.375"(9.5mm) P.C.B. mounted.
DO-201AD
Unit: inch(mm)
.052(1.3)
.210(5.3)
1.0(25.4)MIN. 1.0(25.4)MIN.
.375(9.5)
.285(7.2)
.048(1.2)
.188(4.8)
RETEMARAPLOBMYS058RM158RM258RM458RM658RMSTINU
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PAGE . 2
STAD-MAR.03.2009
1
MR850 ~ MR856
FIG.1 FORWARD CURRENT DERATING CURVE
FIG.3 TYPICAL JUNCTION CAPACITANCE FIG.4 PEAK FORWARD SURGE CURRENT
AMBIENT TEMPERATURE, C
O
REVERSE VOLTAGE, VOLTS NO. OF CYCLES AT 60Hz
AVERAGE FORWARD RECTIFIED
CURRENT AMPERES
CAPACITANCE,pF
RATING AND CHARACTERISTIC CURVES
3.0
2.0
1.0
0
0 50 100 150
1.5
2.5
0.5
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
.375" (9.5mm) LEAD LENGTH
PEAK FORWARD SURGE CURRENT,
AMPERES
100
10
110 100
1
T=25C
J
O
FIG.2 TYPICAL FORWARD CHARACTERISTIC
0.5
0.01
0.1
1
10
FORWARD VOLTAGE,VOLTS
FORWARD CURRENT, AMPERES
T=25C
A
O
1510 50100
1000
500
100
10
50
T= 25 C
J
O
1.3 1.5 1.7 1.9 2.11.10.90.7
Fig.5-TYPICAL REVERSE CHARACTERISTIC
PERCENTAGE OF PEAK REVERSE VOLTAGE,%
0.1
20 40 60 80 100 120 140
1.0
10
100
1000
T=150C
J
O
T=100C
J
O
T=25 C
J
O
INSTANTANEOUS REVERSE CURRENT , mA
