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Rectron Semiconductor

SM4933 Datasheet Preview

SM4933 Datasheet

SURFACE MOUNT GLASS PASSIVATED FAST RECOVERY SILICON RECTIFIER (VOLTAGE RANGE 50 to 600 Volts CURRENT 1.0 Ampere)

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RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
SURFACE MOUNT GLASS PASSIVATED
FAST RECOVERY SILICON RECTIFIER
VOLTAGE RANGE 50 to 600 Volts CURRENT 1.0 Ampere
FEATURES
* Fast switching
* Glass passivated device
* Ideal for surface mounted applications
* Low leakage current
* Metallurgically bonded construction
* Mounting position: Any
* Weight: 0.015 gram
MECHANICAL DATA
* Epoxy : Device has UL flammability classification 94V-0
.205 (5.2)
.190 (4.8)
SM4933
THRU
SM4937
MELF
SOLDERABLE
ENDS
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
.028 (.60)
.018 (.46)
.106 (2.7)
.095 (2.4)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS (At TA = 25oC unless otherwise noted)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current TA = 55oC
Peak Forward Surge Current IFM (surge): 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Thermal Resistance
Typical Junction Capacitance (Note 1)
Operating and Storage Temperature Range
SYMBOL
VRRM
VRMS
VDC
IO
IFSM
(Note 2) RθJL
(Note 3) RθJA
CJ
TJ, TSTG
SM4933
50
35
50
SM4934
100
70
100
SM4935
200
140
200
1.0
30
SM4936
400
280
400
30
75
15
-65 to + 175
SM4937
600
420
600
UNITS
Volts
Volts
Volts
Amps
Amps
0C/ W
0C/ W
pF
0C
ELECTRICAL CHARACTERISTICS (At TA = 25oC unless otherwise noted)
CHARACTERISTICS
SYMBOL
Maximum Forward Voltage at 1.0A DC
Maximum Full Load Reverse Current,Full cycle Average at TA = 55oC
Maximum Average Reverse Current at
Rated DC Blocking Voltage
@TA = 25oC
@TA = 125oC
VF
IR
Maximum Reverse Recovery Time (Note 4)
trr
NOTES : 1. Measured at 1.0 MHz and applied average voltage of 4.0VDC
2. Thermal resistance junction to terminal 6.0mm2 copper pads to each terminal.
3. Thermal resistance junction to ambient, 6.0mm2 copper pads to each terminal.
4. Test Conditions: IF = 1.0A, VR = 30V.
SM4933
SM4934
SM4935
1.2
50
5.0
100
200
SM4936
SM4937
UNITS
Volts
uAmps
uAmps
uAmps
nSec
2001-4




Rectron Semiconductor

SM4933 Datasheet Preview

SM4933 Datasheet

SURFACE MOUNT GLASS PASSIVATED FAST RECOVERY SILICON RECTIFIER (VOLTAGE RANGE 50 to 600 Volts CURRENT 1.0 Ampere)

No Preview Available !

RATING AND CHARACTERISTIC CURVES ( SM4933 THRU SM4937 )
FIG. 1 - TYPICAL FORWARD CURRENT
DERATING CURVE
1.0
.8
.6
.4
Single Phase
Half Wave 60Hz
.2 Resistive or
Inductive Load
0
0 25 50 75 100 125 150 175
AMBIENT TEMPERATURE, ( )
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS
10
4
1.0 TJ = 100
.4
.1
.04
TJ = 25
.01
0 20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 5 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY
TIME CHARACTERISTIC
115Va 10K
60Hz 2W 7
8
1
2 3.8uH
3 /1.4
6
C.P.CLARE
HPG 1002
5
4
30 Vdc
CONSTANT VOLTAGE
SUPPLY
1 AMP
SLO-BLO
FUSE
C1
1.0uF
300V
30
50W
NON-INDUCTIVE
UNIT
UNDER TEST
1.0 Adc FROM
R2
1
10W
NON-
CONSTANT
VOLTAGE SUPPLY
C1 RIPPLE = 3mVrms MAX
1.0uF
300V
INDUCTIVE
MINIMIZE ALL LEAD LENGTHS
A-TEKTRONIX 545A. K PLUG IN
PRE AMP P6000 PROBE OR EQUIVALENT
R1-ADJUSTED FOR 1.4 BETWEEN
POINT 2 OF RELAY AND RECTIFIER
INDUCTIVE = 3.8uH
R2-TEN-1W 10
IN PARALLEL
TA = 25
10
0
Zout 11/2 MAX
DC to 2kHz
% CARBON CORE
FOR RECTIFIER
trr
IFM 1.0
i(t) di/dt = 50A/uS
0
IRM (REC)
SET TIME BASE FOR
50/100 ns/cm
FIG. 2 - MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
50
40
30
20
10
8.3ms Single Half Sine-Wave
(JEDED Method)
0
1 2 4 6 8 10 20 40 60 80100
NUMBER OF CYCLES AT 60Hz
FIG. 4 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
20
10 TJ = 25
Pulse Width = 300us
1% Duty Cycle
1.0
.1
.01
.6 .8 1.0 1.2 1.4
INSTANTANEOUS FORWARD VOLTAGE, (V)
FIG. 6 - TYPICAL JUNCTION CAPACITANCE
200
100
60
40
20
10
TJ = 25
6
4
2
1
.1 .2 .4 1.0 2 4 10 20 40 100
REVERSE VOLTAGE, ( V )
RECTRON


Part Number SM4933
Description SURFACE MOUNT GLASS PASSIVATED FAST RECOVERY SILICON RECTIFIER (VOLTAGE RANGE 50 to 600 Volts CURRENT 1.0 Ampere)
Maker Rectron Semiconductor
Total Page 2 Pages
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Rectron Semiconductor





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