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SeCoS
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LL4148 Datasheet Preview

LL4148 Datasheet

Surface Mount Switching Diode

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LL4148 pdf
Elektronische Bauelemente
LL4148
Surface Mount Switching Diode
RoHS Compliant Product
A suffix of “-C” specifies halogen & lead-free
DESCRIPTION
Designed for mounting on small surface
High speed
High mounting capability, strong surge withstand & high reliability
MINI MELF
MECHANICAL DATA
Items
Materials
Package
Mini MELF
Case
Hermetically sealed glass
Lead Finish
Solder Plating
Packaging Dimensions (mm)
Symbol
Min
Max
A
3.202
3.505
B
1.397
1.499
C
0.350
0.500
Polarity: Indicated by Cathode band
Mounting Position: Any
B
AC
Dimensions in mm
ABSOLUTE MAXIMUM RATINGS (at Ta = 25°C unless otherwise specified)
Parameter
Repetitive Peak Reverse Voltage
Continuous Reverse Voltage
Mean Rectifying Current
Symbol
VRM
VR
IO
Forward Surge Current
1 sec. single half sine-wave superimposed on rate load (JEDEC method)
IFSM
Power Dissipation
Thermal Resistance
Operating Temperature
Storage Temperature
PD
RθJA
TJ
TSTG
Min.
-
-
-
-
-
-
-65
-65
Typ.
-
-
-
500
-
-
-
-
Max.
100
75
150
-
500
350
+150
+175
Unit
V
V
mA
mA
mW
/W
ELECTRICAL CHARACTERISTICS (at Ta = 25°C unless otherwise specified)
Parameters
Symbol Min. Typ. Max. Unit
Test Conditions
Forward Voltage
VF - 0.93 1.00 V IF = 10 mA DC
Reverse Current
IR
- 0.02 5
uA VR = 75 V
Capacitance Between Terminals
CT
- - 4 pF f = 1MHz and applied 0 V DC reverse voltage
Reverse Recovery Time
TRR - - 4 nS VR = 6V, IF = 10 mA, RL = 50
Note: Wave soldering technique not advised, a small amount of liability issues may occur.
01-Dec-2007 Rev. D
Page 1 of 2



SeCoS
SeCoS

LL4148 Datasheet Preview

LL4148 Datasheet

Surface Mount Switching Diode

No Preview Available !

LL4148 pdf
Elektronische Bauelemente
LL4148
Surface Mount Switching Diode
RATINGS AND CHARACTERISTIC CURVES (LL4148)
Fig. 1 Forward characteristics
1000
100
10
1
0 0.2 0.4 0.6 0.8 1.0 1.2
FORWARD VOLTAGE : (V)
Fig. 3 Derating curve
500
400
300
200
100
0
0
Mounting on glass epoxy PCBs
50 100 150 200
AMBIENT TEMPERATURE : Ta
Fig. 2 Reverse characteristics
1m
100u
125 O
1u
100n
10n
0
75
25
20 40 60 80 100 120 140
REVERSE VOLT AGE : (V)
Fig. 4 Capacitance between
terminals characteristics
5.0
F=1MHZ
Ta=25
4.0
3.0
2.0
1.0
0
0 2 4 6 8 10 12 14
REVERSE VOLT AGE : V
01-Dec-2007 Rev. D
Page 2 of 2


Part Number LL4148
Description Surface Mount Switching Diode
Maker SeCoS
Total Page 2 Pages
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