LS4148
FAST SWITCHING SURFACE MOUNT DIODES
VOLTAGE
100 Volts
POWER
500 mWatts
QUADRO-MELF
Unit : inch (mm)
FEATURES
• Fast switching Speed.
• Surface Mount Package Ideally Suited For Automatic Insertion.
• Silicon Epitaxal Planar Construction.
•
Lead free in comply with EU RoHS 2002/95/EC directives
.0
67
(1
.7
)
MECHANICAL DATA
• Case: QUADRD MELF, Glass
• Terminals: Solderable per MIL-STD-750, Method 2026
• Polarity: Cathode Band
• Marking: Cathode Band Only
• Weight: 0.03 grams
• Packing information
T/R - 2.5K per 7" plastic reel
T/R - 10K per 13” plastic reel
.020(0.5)
.012(0.3)
.146(3.7)
.130(3.3)
.020(0.5)
.012(0.3)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
(T
J
=25°C unless otherwise noted)
PARAMETER
Peak Reverse Voltage
Maximum Average Forward Current at Ta=25
Surge Forward Current at t < 1s and Tj= =25
Power Dissipation at Tamb= 25
O
O
SYMBOL
V
R M
C And f >50Hz
I
F (A V )
I
F S M
P
T O T
V
F
LS 4148
100
150
500
500
1.0
25
5
50
4
4
300
-65 to +175
.063(1.6)
.055(1.4)DIA.
UNITS
V
mA
mA
mW
V
nA
µA
µA
pF
ns
O
O
C
C
Maximum Forward Voltage at I
F
=10mA
Maximum Leakage Current
at V
R
=20V
at V
R
=75V
at V
R
=20V ,T
J
= 150
O
C
Maximum Capacitance at V
F
=V
R
=0
Maximum Reverse Recovery Time From
I
F
=-I
R
=10mA to I
R R
=-1mA ,V
R
=6V R
L
=100
Ω
Typical Thermal Resistance
Junction Temperature and Storage Temperature Range
I
R
C
J
t
rr
R
θ
J A
T
J
,T
S
C/W
O
C
NOTE:
1. CJ at V
R
=0, f=1MHZ
2. From I
F
=10mA to I
R
=1mA, V
R
=6Volts, R
L
=100Ω
STAD-FEB.17.2009
PAGE . 1
LS4148
RATING A ND CHARACTERISTIC CURVES
A
10
2
I
v=tp / T T =1/fp
tp
I
FRM
T
t
I
FRM
10
1
V=0
V=0.1
10
0
V=0.2
V=0.3
10
-1
10
-5
10
-4
10
-3
10
-2
10
-1
10
0
10
1
S
tp
Fig.1 ADMISSIBLE REPETITIVE PEAK FORWARD CURRENT VERSUS PULSE DURATION
10
4
10
3
T
J
=25 C
f=1KHz
O
T
A
=125
O
C
FORWARD RESISTANCE,
W
10
3
FORWARD CURRENT, mA
10
2
10
1
10
2
10
0
10
1
10
-1
T
A
=25
O
C
10
10
-2
0
10
-2
10
-1
10
0
10
1
10
2
0
1
FORWARD VOLTAGE, VOLTS
2
FORWARD CURRENT, mA
Fig.2-DYNAMIC FORWARD RESISTANCE
VERSUS FORWARD CURRENT
Fig.3 FORWARD CHARACTERISTICS
POWER DISSIPATION, mW
5.0
500
T
J
=25
O
C
f=1KHz
300
CAPACITANCE, pF
100
200
4.0
3.0
2.0
100
1.0
0
AMBIENT TEMPERATURE
0
2
4
6
8
1.0
REVERSE VOLTAGE, VOLTS
Fig.4 DERATING CURVE
Fig.5 TYPICAL JUNCTION CAPACITANCE
STAD-FEB.17.2009
PAGE . 2
LS4148
MOUNTING PAD LAYOUT
ORDER INFORMATION
• Packing information
T/R - 10K per 13" plastic Reel
T/R - 2.5K per 7" plastic Reel
STAD-FEB.17.2009
PAGE . 3
LS4148
Part No_packing code_Version
LS4148_R2_10001
For example :
RB500V-40_R2_00001
Serial number
Part No.
Version code means HF
Packing size code means 13"
Packing type means T/R
Packing Code
XX
Packing type
Tape and Ammunition Box
(T/B)
Tape and Reel
(T/R)
Bulk Packing
(B/P)
Tube Packing
(T/P)
Tape and Reel (Right Oriented)
(TRR)
Tape and Reel (Left Oriented)
(TRL)
FORMING
1
st
Code
A
R
B
T
S
L
F
Packing size code
N/A
7"
13"
26mm
52mm
PANASERT T/B CATHODE UP
(PBCU)
PANASERT T/B CATHODE DOWN
(PBCD)
Version Code
XXXXX
2
nd
Code
HF or RoHS
1
st
Code 2
nd
~5
th
Code
0
1
2
X
Y
U
D
HF
RoHS
0
1
serial number
serial number
STAD-FEB.17.2009
PAGE . 4
LS4148
Disclaimer
•
Reproducing and modifying information of the document is prohibited without permission
from Panjit International Inc..
•
Panjit International Inc. reserves the rights to make changes of the content herein the
document anytime without notification. Please refer to our website for the latest
document.
•
Panjit International Inc. disclaims any and all liability arising out of the application or use of
any product including damages incidentally and consequentially occurred.
•
Panjit International Inc. does not assume any and all implied warranties, including warranties
of fitness for particular purpose, non-infringement and merchantability.
•
Applications shown on the herein document are examples of standard use and operation.
Customers are responsible in comprehending the suitable use in particular applications.
Panjit International Inc. makes no representation or warranty that such applications will be
suitable for the specified use without further testing or modification.
•
The products shown herein are not designed and authorized for equipments requiring high
level of reliability or relating to human life and for any applications concerning life-saving
or life-sustaining, such as medical instruments, transportation equipment, aerospace
machinery et cetera. Customers using or selling these products for use in such applications
do so at their own risk and agree to fully indemnify Panjit International Inc. for any damages
resulting from such improper use or sale.
•
Since Panjit uses lot number as the tracking base, please provide the lot number for tracking
when complaining.
STAD-FEB.17.2009
PAGE . 5
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