DLSF11
THRU
DLSF18
1 Amp Glass
Passivated Super Fast
Recovery Rectifier
50 to 600 Volts
Features
High Surge Capability
Low Leakage
Low Forward Voltage Drop
High Current Capability
Super Fast Switching Speed For High Efficiency
Maximum Ratings
Operating Temperature: -55
C to +125
C
Storage Temperature: -55
C to +150
C
MST
Catalog
Number
Device
Marking
Maximum
Recurrent
Peak Reverse
Voltage
Maximum
RMS
Voltage
Maximum
DC
Blocking
Voltage
DLSF11
---
50V
35V
50V
DLSF12
---
100V
70V
100V
DLSF13
---
150V
105V
150V
DLSF14
---
200V
140V
200V
DLSF15
---
300V
210V
300V
DLSF16
---
400V
280V
400V
DLSF18
---
600V
420V
600V
Electrical Characteristics @ 25
C Unless Otherwise Specified
Average Forward
Current
I
F(AV)
1 A
T
A
= 55
C
Peak Forward Surge
Current
I
FSM
30A
8.3ms, half sine
Maximum
Instantaneous
Forward Voltage
DLSF11-DLSF15
DLSF16-DLSF18
V
F
.975V
1.25V
I
FM
= 1.0A;
T
A
= 25
C
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
I
R
5
A
50
A
T
A
= 25
C
T
A
= 150
C
Maximum Reverse
Recovery Time
T
rr
35ns
I
F
=0.5A, I
R
=1.0A,
I
rr
=0.25A
Typical Junction
Capacitance
DLSF11-DLSF15
DLSF16-DLSF18
C
J
15pF
10pF
Measured at
1.0MHz, V
R
=4.0V
*Pulse Test: Pulse Width 300
sec, Duty Cycle 1%
MELF
SUGGESTED SOLDER
PAD LAYOUT
DIMENSIONS
INCHES
MM
DIM
MIN
MAX
MIN
MAX
NOTE
A
.190
.205
4.80
5.20
B
---
.022
---
.55
Nominal
C
.095
.099
2.40
2.50
A
B
C
Cathode Mark
.100"
.026"
.045"
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16-18
50ns
omponents
21201 Itasca Street Chatsworth
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M C C
DLSF11 thru DLSF18
Average Forward Rectified Current - Amperes
versus
Ambient Temperature -
C
Figure 2
Forward Derating Curve
0
175
50
75
100
125
0
.25
.5
.75
Single Phase, Half Wave
60Hz Resistive or Inductive Load
Amps
C
150
1.0
1.25
1.5
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
SF11 - SF15
SF16 - SF18
SF11 - SF15
SF16 - SF18
M C C
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mccsemi
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DLSF11 thru DLSF18
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
A
=25
C
40
60
100
140
T
A
=100
C
T
A
=150
C
M C C
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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
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