MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Order this document by 1N4933/D
Axial-Lead
Fast-Recovery Rectifiers
Axial±lead, fast±recovery rectifiers are designed for special applications such as dc power supplies, inverters, converters, ultrasonic systems, choppers, low RF interference and free wheeling diodes. A complete line of fast recovery rectifiers having typical recovery time of 150 nanoseconds providing high efficiency at frequencies to 250 kHz.
Mechanical Characteristics
•Case: Epoxy, Molded
•Weight: 0.4 gram (approximately)
•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
•Shipped in plastic bags, 1000 per bag.
•Available Tape and Reeled, 5000 per reel, by adding a ªRLº suffix to the part number
•Polarity: Cathode Indicated by Polarity Band
•Marking: 1N4933, 1N4934, 1N4935, 1N4936, 1N4937
MAXIMUM RATINGS (1)
1N4933 thru 1N4937
1N4935 and 1N4937 are Motorola Preferred Devices
FAST RECOVERY
RECTIFIERS
50±600 VOLTS
1.0 AMPERE
CASE 59±03
DO±41
Rating |
Symbol |
1N4933 |
1N4934 |
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1N4935 |
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1N4936 |
1N4937 |
Unit |
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*Peak Repetitive Reverse Voltage |
VRRM |
50 |
100 |
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200 |
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400 |
600 |
Volts |
Working Peak Reverse Voltage |
VRWM |
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DC Blocking Voltage |
VR |
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*Non±Repetitive Peak Reverse Voltage |
VRSM |
75 |
150 |
|
250 |
|
450 |
650 |
Volts |
RMS Reverse Voltage |
VR(RMS) |
35 |
70 |
|
140 |
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280 |
420 |
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*Average Rectified Forward Current |
IO |
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1.0 |
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Amp |
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(Single phase, resistive load, |
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TA = 75°C) (2) |
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*Non±Repetitive Peak Surge Current |
IFSM |
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30 |
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Amps |
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(Surge applied at rated load |
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conditions) |
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Operating Junction Temperature Range |
TJ |
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± 65 to +150 |
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°C |
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Storage Temperature Range |
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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RθJC |
65 |
°C/W |
(Typical Printed Circuit Board Mounting) |
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* Indicates JEDEC Registered Data for 1N4933 Series.
(1)Ratings at 25°C ambient temperature unless otherwise specified.
(2)Derate by 20% for capacitive loads.
Preferred devices are Motorola recommended choices for future use and best overall value.
Rev 3
Rectifier Device Data
Motorola, Inc. 1996
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