SM4933
THRU
SM4937
1 Amp Fast Recovery
Rectifier
50 - 600 Volts
Features
• Low Leakage Current
• Metalurgically Bonded Construction
• Low Cost
• Fast Switching
Maximum Ratings
• Operating Temperature: -55°C to +150°C
• Storage Temperature: -55°C to +150°C
• Maximum Thermal Resistance; 30°C/W Junction To Lead
MCC
Catalog
Number
Device
Marking Maximum
Recurrent
Peak
Reverse
Voltage
Maximum
RMS
Voltage
Maximum
DC
Blocking
Voltage
SM4933 --- 50V 35V 50V
SM4934 --- 100V 70V 100V
SM4935 --- 200V 140V 200V
SM4936 --- 400V 280V 400V
SM4937 --- 600V 420V 600V
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current IF(AV) 1.0A TA =55°C
Peak Forward Surge
Current IFSM 30A 8.3ms, half sine
Maximum
Instantaneous
Forward Voltage VF1.3V IFM = 1.0A;
TJ = 25°C*
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
IR5.0µA
100µATJ = 25°C
TJ = 125°C
Maximum Reverse
Recovery Time Trr 200ns IF=1.0A,
V
R=30V
Typical Junction
Capacitance CJ15pF Measured at
1.0MHz,
VR=4.0V
*Pulse test: Pulse width 300 µsec, Duty cycle 1%
www.mccsemi.com
omponents
20736 Marilla Street Chatsworth
!"#
$% !"#
MCC
DO-214AC
(SMAJ) (High Profile)
0.070”
0.090”
0.085”
SUGGESTED SOLDER
PAD LAYOUT
DIMENSIONS
INCHES MM
DIM MIN MAX MIN MAX NOTE
A .078 .116 1.98 2.95
B .067 .089 1.70 2.25
C .002 .008 .05 .20
D --- .02 --- .51
E .035 .055 .89 1.40
F .065 .096 1.65 2.45
G .205 .224 5.21 5.69
H .160 .180 4.06 4.57
J .100 .112 2.57 2.84
H
J
E
F
G
A
B
D
C
Cathode Band
Revision: 3 2003/04/30
SM4933 thru SM4937
Junction Capacitance - pF versus
Reverse Voltage - Volts
Instantaneous Forward Current - Amperes versus
Instantaneous Forward Voltage - Volts
Figure 1
Typical Forward Characteristics
4
6
20
10
Amps
.4 .6 .8 1.0 1.2 1.4
.01
.02
.04
.06
.1
.2
.4
.6
1
2
25°C
Volts
Figure 3
Junction Capacitance
.1 .2 1.4 2 10 20 404 100 200
1
2
6
10
20
100
pF
Volts
60
40
4
400 1000
TJ=25°C
www.mccsemi.com
MCC
Average Forward Rectified Current - Amperes versus
Ambient Temperature - °C
Figure 2
Forward Derating Curve
017550 75 100 125
0
.2
.4
.6
Single Phase, Half Wave
60Hz Resistive or Inductive Load
Amps
°C
150
.8
1.0
1.2
Revision: 3 2003/04/30
SM4933 thru SM4937
Figure 6
Reverse Recovery Time Characteristic And Test Circuit Diagram
Figure 4
Typical Reverse Characteristics
Instantaneous Reverse Leakage Current - MicroAmperes versus
Percent Of Rated Peak Reverse Voltage - Volts
Volts
4
6
20
10
µAmps
20 120
40 60 80 100
.01
.02
.04
.06
.1
.2
.4
.6
1
2
TA=25°C
40
60
100
140
TA=100°C
1 100
4
0
10
5
20
30
8
Figure 5
Peak Forward Surge Current
Peak Forward Surge Current - Amperes versus
Number Of Cycles At 60Hz - Cycles
Amps
Cycles
2
6
10 20 60 80
40
40
50
60
www.mccsemi.com
MCC
Revision: 3 2003/04/30
