DL4933
THRU
DL4937
1 Amp Glass
Passivated, Fast
Recovery Rectifier
50 to 600 Volts
MELF
SUGGESTED SOLDER
PAD LAYOUT
Features
Glass Passivated Junction
Low Leakage Current
Metalurgically Bonded Construction
Surface Mount Applications
Fast Switching
DIMENSIONS
INCHES
MM
DIM
MIN
MAX
MIN
MAX
NOTE
A
.190
.205
4.80
5.20
B
---
.022
---
.55
Nominal
C .095 .105 2.40 2.67
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
DL4933
---
50V
35V
50V
DL4934
---
100V
70V
100V
DL4935
---
200V
140V
200V
DL4936
---
400V
280V
400V
DL4937
---
600V
420V
600V
Electrical Characteristics @ 25
C Unless Otherwise Specified
Average Forward
Current
I
F(AV)
1.0A
T
A
=55
C
Peak Forward Surge
Current
I
FSM
30A
8.3ms, half sine
Maximum
Instantaneous
Forward Voltage
V
F
1.3V
I
FM
= 1.0A;
T
J
= 25
C
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
I
R
5.0
A
100
A
T
J
= 25
C
T
J
= 125
C
Maximum Reverse
Recovery Time
T
rr
150ns I
F
=0.5A,
I
R
=1.0A,
I
rr
=0.25A
Typical Junction
Capacitance
C
J
15pF
Measured at
1.0MHz,
V
R
=4.0V
*Pulse test: Pulse width 300
sec, Duty cycle 1%
A
B
C
Cathode Mark
.220"
.035"
.115"
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M C C
DL4933 thru DL4937
Average Forward Rectified Current - Amperes
versus
Ambient Temperature -
C
Figure 2
Forward Derating Curve
0
175
50
75
100
125
0
.2
.4
.6
Single Phase, Half Wave
60Hz Resistive or Inductive Load
Amps
C
150
.8
1.0
1.2
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
40
4
100 200
1
2
6
10
20
100
pF
Volts
60
40
4
400
1000
T
J
=25
C
M C C
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.com
DL4933 thru DL4937
t
rr
+0.5A
0
-0.25
-1.0
1cm
Set Time Base for 20/100ns/cm
25Vdc
1
50
10
Oscilloscope
Note 1
Pulse
Generator
Note 2
Notes:
1. Rise Time = 7ns max.
Input impedance = 1 megohm, 22pF
2. Rise Time = 10ns max.
Source impedance = 50 ohms
3. Resistors are non-inductive
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
Amps
20
120
40
60
80
100
.01
.02
.04
.06
.1
.2
.4
.6
1
2
T
J
=25
C
40
60
100
140
T
J
=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
M C C
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