© Semiconductor Components Industries, LLC, 2006
July, 2006 − Rev. 12 1Publication Order Number:
1N4933/D
1N4933, 1N4934, 1N4935,
1N4936, 1N4937
1N4935 and 1N4937 are Preferred Devices
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.
Features
•Shipped in Plastic Bags; 1,000 per Bag
•Available Tape and Reeled; 5,000 per Reel, by Adding a “RL” Suffix
to the Part Number
•These are Pb−Free Devices*
Mechanical Characteristics:
•Case: Epoxy, Molded
•Weight: 0.4 Gram (Approximately)
•Finish: All External Surfaces Corrosion Resistant and Terminal
Leads are Readily Solderable
•Lead Temperature for Soldering Purposes:
260°C Max. for 10 Seconds
•Polarity: Cathode Indicated by Polarity Band
*For additional information on our Pb−Free strategy and soldering details, please
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
FAST RECOVERY RECTIFIERS
1.0 AMPERE, 50−600 VOLTS
Preferred devices are recommended choices for future use
and best overall value.
MARKING DIAGRAM
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See detailed ordering and shipping information on page 3 o
f
this data sheet.
ORDERING INFORMATION
A =Assembly Location
1N493x =Device Number
x= 3, 4, 5, 6 or 7
YY =Year
WW =Work Week
G=Pb−Free Package
A
1N493x
YYWWG
G
(Note: Microdot may be in either location)
AXIAL LEAD
CASE 59
STYLE 1
1N4933, 1N4934, 1N4935, 1N4936, 1N4937
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2
MAXIMUM RATINGS (Note 1)
Rating Symbol 1N4933 1N4934 1N4935 1N4936 1N4937 Unit
†Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
50 100 200 400 600 V
†Non−Repetitive Peak Reverse Voltage
RMS Reverse Voltage VRSM
VR(RMS) 75
35 150
70 250
140 450
280 650
420 V
†Average Rectified Forward Current
(Single phase, resistive load, TA = 75°C) (Note 2) IO1.0 A
†Non−Repetitive Peak Surge Current
(Surge applied at rated load conditions) IFSM 30 A
Operating Junction Temperature Range
Storage Temperature Range TJ, Tstg − 65 to +150 °C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. Ratings at 25°C ambient temperature unless otherwise specified.
2. Derate by 20% for capacitive loads.
THERMAL CHARACTERISTICS
Characteristic Symbol Max Unit
Thermal Resistance, Junction−to−Ambient (Typical Printed Circuit Board Mounting) RqJA 65 °C/W
ELECTRICAL CHARACTERISTICS
Characteristic Symbol Min Typ Max Unit
Instantaneous Forward Voltage (IF = 3.14 Amp, TJ = 150°C) vF− 1.0 1.2 V
Forward Voltage (IF = 1.0 Amp, TA = 25°C) VF− 1.05 1.2 V
†Reverse Current (Rated DC Voltage) TA = 25°C
TA = 100°CIR−
−1.0
50 5.0
100 mA
REVERSE RECOVERY CHARACTERISTICS†
Reverse Recovery Time (IF = 1.0 Amp to VR = 30 Vdc)
(IFM = 15 Amp, di/dt = 10 A/ms) trr −
−150
175 200
300 ns
Reverse Recovery Current (IF = 1.0 Amp to VR = 30 Vdc) IRM(REC) − 1.0 2.0 A
† Indicates JEDEC Registered Data for 1N4933 Series.
1
0.1 10.4 0.6
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Figure 1. Typical Forward Voltage Figure 2. Typical Reverse Current
10
0.8 1.4
IF, FORWARD CURRENT (A)
TC = 25°C
TC = 150°C
TC = 100°C
1.0E−080 100 200 300 400 500
VR, REVERSE VOLTAGE (V) 600
IR, REVERSE CURRENT (A)
TC = 25°C
TC = 150°C
TC = 100°C
1.0E−07
1.0E−06
1.0E−05
1.0E−04
1.0E−03
1.2
TC = 125°C
TC = 125°C
1N4933, 1N4934, 1N4935, 1N4936, 1N4937
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3
Figure 3. Typical Capacitance
11600 20 40 60 80 100
VR, REVERSE VOLTAGE (V)
10
120 140 180 200
C, CAPACITANCE (pF)
TJ = 25°C
Figure 4. Current Derating
01600 20 40 60 80 100
TA, AMBIENT TEMPERATURE (C)
1.8
120 140
IO, AVERAGE FORWARD CURRENT (A)
qJA = 65°C/W
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
DC
ORDERING INFORMATION
Device Package Shipping†
1N4933 Axial Lead* 1000 Units / Bag
1N4933G Axial Lead* 1000 Units / Bag
1N4933RL Axial Lead* 5000 / Tape & Reel
1N4933RLG Axial Lead* 5000 / Tape & Reel
1N4934 Axial Lead* 1000 Units / Bag
1N4934G Axial Lead* 1000 Units / Bag
1N4934RL Axial Lead* 5000 / Tape & Reel
1N4934RLG Axial Lead* 5000 / Tape & Reel
1N4935 Axial Lead* 1000 Units / Bag
1N4935G Axial Lead* 1000 Units / Bag
1N4935RL Axial Lead* 5000 / Tape & Reel
1N4935RLG Axial Lead* 5000 / Tape & Reel
1N4936 Axial Lead* 1000 Units / Bag
1N4936G Axial Lead* 1000 Units / Bag
1N4936RL Axial Lead* 5000 / Tape & Reel
1N4936RLG Axial Lead* 5000 / Tape & Reel
1N4937 Axial Lead* 1000 Units / Bag
1N4937G Axial Lead* 1000 Units / Bag
1N4937RL Axial Lead* 5000 / Tape & Reel
1N4937RLG Axial Lead* 5000 / Tape & Reel
†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
*This package is inherently Pb−Free.
1N4933, 1N4934, 1N4935, 1N4936, 1N4937
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4
PACKAGE DIMENSIONS
B
D
K
K
F
F
A
DIM MIN MAX MIN MAX
MILLIMETERSINCHES
A4.10 5.200.161 0.205
B2.00 2.700.079 0.106
D0.71 0.860.028 0.034
F−−− 1.27−−− 0.050
K25.40 −−−1.000 −−−
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. ALL RULES AND NOTES ASSOCIATED WITH
JEDEC DO−41 OUTLINE SHALL APPLY
4. POLARITY DENOTED BY CATHODE BAND.
5. LEAD DIAMETER NOT CONTROLLED WITHIN F
DIMENSION.
AXIAL LEAD
CASE 59−10
ISSUE U
POLARITY INDICATOR
OPTIONAL AS NEEDED
(SEE STYLES) STYLE 1:
PIN 1. CATHODE (POLARITY BAND)
2. ANODE
ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice
to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability
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“Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All
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Phone: 421 33 790 2910
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Phone: 81−3−5773−3850
1N4933/D
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