MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Order this document by MR850/D
Axial Lead Fast |
Recovery Rectifiers MR850 |
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Axial lead mounted fast recovery power rectifiers are designed for special |
MR851 |
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applications such as dc power supplies, inverters, converters, ultrasonic |
MR852 |
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systems, choppers, low RF interference and free wheeling diodes. A complete |
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line of fast recovery rectifiers having typical recovery time of 100 nanoseconds |
MR854 |
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providing high efficiency at frequencies to 250 |
kHz. |
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MR856 |
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Mechanical Characteristics |
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• Case: Epoxy, Molded |
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MR852 and MR856 are |
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• Weight: 1.1 gram (approximately) |
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Motorola Preferred Devices |
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•Finish: All External Surfaces Corrosion Resistant and Terminal Leads are Readily Solderable
•Lead and Mounting Surface Temperature for Soldering Purposes:
220°C Max. for 10 Seconds, 1/16″ from case |
FAST RECOVERY |
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• Shipped in plastic bags, 5,000 per bag. |
POWER RECTIFIERS |
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• Available Tape and Reeled, 1500 per reel, by adding a ªRLº suffix to the |
50±600 VOLTS |
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3.0 AMPERES |
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part number |
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• Polarity: Cathode Indicated by Polarity Band |
• Marking: R850, R851, R852, R854, R856 |
CASE 267±03 |
MAXIMUM RATINGS
Rating |
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Symbol |
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MR850 |
MR851 |
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MR852 |
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MR854 |
MR856 |
Unit |
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Peak Repetitive Reverse Voltage |
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VRRM |
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50 |
100 |
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200 |
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400 |
600 |
Volts |
Working Peak Reverse Voltage |
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VRWM |
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DC Blocking Voltage |
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VR |
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Non±Repetitive Peak Reverse Voltage |
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VRSM |
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75 |
150 |
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250 |
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450 |
650 |
Volts |
RMS Reverse Voltage |
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VR(RMS) |
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35 |
70 |
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140 |
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280 |
420 |
Volts |
Average Rectified Forward Current |
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IO |
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3.0 |
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Amp |
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(Single phase resistive load, TA = 80°C) |
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Non±Repetitive Peak Surge Current |
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IFSM |
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100 |
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Amp |
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(surge applied at rated load conditions) |
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(one cycle) |
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Operating and Storage Junction |
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TJ, |
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± 65 to +125 |
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°C |
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Temperature Range |
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Tstg |
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± 65 to +150 |
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THERMAL CHARACTERISTICS |
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Characteristic |
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Symbol |
Max |
Unit |
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Thermal Resistance, Junction to Ambient |
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RθJA |
28 |
°C/W |
(Recommended Printed Circuit Board Mounting, See Note 4, Page 5) |
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Preferred devices are Motorola recommended choices for future use and best overall value.
Rev 2
Rectifier Device Data
Motorola, Inc. 1996
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