LL4148 Datasheet. Www.s Manuals.com. Panjit
User Manual: Datasheets LL4148.
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PAGE . 1
STAD-APR.03.2009
2
LL4148
FEATURES
• Fast switching Speed.
• Surface Mount Package Ideally Suited For Automatic Insertion.
• Silicon Epitaxal Planar Construction.
• In compliance with EU RoHS 2002/95/EC directives
MECHANICAL DATA
• Case: Mini 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
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (TJ =25°C unless otherwise noted)
RETEMARAP LOBMYS 8414LL STINU
egatloVesreveRkaeP V
MR
001 V
52=aTtatnerruCdrawroFegarevAmumixaM
O
fdnAC>zH05 I
)VA(F
051 Am
52==jTdnas1<ttatnerruCdrawroFegruS
O
C I
MSF
005 Am
52=bmaTtanoitapissiDrewoP
O
C P
TOT
005 Wm
ItaegatloVdrawroFmumixaM
F
Am01= V
F
0.1 V
tnerruCegakaeLmumixaM Vta
R
V02=
Vta
R
V57=
Vta
R
T,V02=
J
051=
O
C
Vta
R
V001=
I
R
52
5
05 001
An
µA
µA
µA
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F
V=
R
0= C
J
4 Fp
morFemiTyrevoceResreveRmumixaM
I
F
I-=
R
IotAm01=
RR
V,Am1-=
R
V6=R
L
001= Ωt
rr
4 sn
ecnatsiseRlamrehTlacipyT R
θAJ
003
O
W/C
egnaRerutarepmeTegarotSdnaerutarepmeTnoitcnuJ T
J
,T
S
571+ot56-
O
C
FAST SWITCHING SURFACE MOUNT DIODES
VOLTAGE 100 Volts POWER 500 mWatts
NOTE:
1. CJ at VR=0, f=1MHZ
2. From IF=10mA to IR=1mA, VR=6Volts, RL=100Ω
MINI-MELF/LL-34
Unit:inch(mm)
.020(0.5)
.063(1.6)
.055(1.4)DIA.
.020(0.5)
.012(0.3)
.012(0.3)
.146(3.7)
.130(3.3)

PAGE . 2
STAD-APR.03.2009
2
LL4148
0100
100
300
500
200
AMBIENT TEMPERATURE
POWER DISSIPATION, mW
0
1.0
2.0
3.0
4.0
5.0
2 4 6 8 1.0
T=25C
f=1KHz
J
O
REVERSE VOLTAGE, VOLTS
CAPACITANCE, pF
10
-2
10
0
10
1
10
2
10
3
10
4
10
-1
FORWARD CURRENT, mA
FORWARD RESISTANCE,
10
1
10
2
10
0
T=25C
f=1KHz
J
O
01 2
10
-2
10
-1
10
0
10
2
10
1
10
3
S
tp
A
FORWARD VOLTAGE, VOLTS
FORWARD CURRENT, mA
10
-5
10
0
10
-1
10
1
10
2
10
-4
10
-3
10
-2
10
-1
10
0
10
1
V=0
V=0.1
V=0.2
V=0.3
T
IFRM
IFRM
I
tp
t
v=tp / T T=1/fp
RATING AND CHARACTERISTIC CURVES
Fig.4 DERATING CURVE
Fig.3 FORWARD CHARACTERISTICS
Fig.2-DYNAMIC FORWARD RESISTANCE
VERSUS FORWARD CURRENT
Fig.1 ADMISSIBLE REPETITIVE PEAK FORWARD CURRENT VERSUS PULSE DURATION
Fig.5 TYPICAL JUNCTION CAPACITANCE
T=25C
A
O
T =125 C
A
O

PAGE . 3
MOUNTING PAD LAYOUT
• Packing information
T/R - 10K per 13" plastic Reel
T/R - 2.5K per 7" plastic Reel
ORDER INFORMATION
LL4148
STAD-APR.03.2009
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PAGE . 4
STAD-APR.03.2009
2
For example :
RB500V-40_R2_00001
Part No.
Serial number
Version code means HF
Packing size code means 13"
Packing type means T/R
Packing Code XX Version Code XXXXX
Packing
type 1
st
Code Packing
size code 2
nd
Code HF or RoHS 1
st
Code 2
nd
~5
th
Code
T/B AN/A 0HF 0 serial number
T/R R7" 1RoHS 1 serial number
B/P B13" 2
T/P T26mm X
TRR S52mm Y
TRL LPBCU U
FORMING FPBCD D
Part No_packing code_Version
LL4148_R1_10001
LL4148_R2_10001
LL4148

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use of any product including damages incidentally and consequentially occurred.
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warranties of fitness for particular purpose, non-infringement and merchantability.
z 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.
z The products shown herein are not designed and authorized for equipments requiring
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LL4148
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STAD-APR.03.2009
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