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LL4148 Datasheet

SURFACE MOUNT FAST SWITCHING DIODE

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SURFACE MOUNT
FAST SWITCHING DIODE
FEATURES
• Fast switching device (Trr < 4.0 ns)
• LL-34 (Mini-MELF) package
• Surface device type mounting
• Hermetically sealed glass
• Compression bonded construction
• All external surface are corrosion resistant and
terminal are readily solder able
• RoHS compliant
• Matte Tin(Sn) terminal finish
MECHANICAL DATA
Polarity: Indicated by cathode band
LL4148
REVERSE VOLTAGE – 75 Volts
FORWARD CURRENT – 0.15 Ampere
LL-34
LL-34
DIM.
A
MIN.
3.3
MAX.
3.51
B
1.40
1.50
C
0.35
0.50
All Dimensions in millimeter
Maximum Ratings & Thermal Characteristics @ TA = 25unless otherwise specified
Characteristic
Symbol
LL4148
Peak Reverse Voltage
Working Inverse Voltage
Non-Repetitive Peak Forward Current
Average Rectified Output Current
Power Dissipation
Operating Temperature Range
Storage Temperature Range
VRM
WIV
IFM
IO
PD
TJ
TSTG
100
75
450
150
500
-55~+150
-65~+150
Unit
V
V
mA
mA
mW
Electrical Characteristics @ TA = 25unless otherwise specified
Characteristic
Test Condition Symbol
Breakdown voltage
Maximum Forward Voltage
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Typical Diode Capacitance
Reverse Recovery time
IR=100uA
IR=5uA
IF = 10mA
VR = 75V
VR = 20V
VR =0V,f=1MHz
IF=10mA, VR=6V
RL=100Ω
Irr=1mA,
BV
VF
IR
CD
trr
LL4148
100
75
1000
5
25
4
Unit
V
mV
uA
nA
pF
4 ns
REV. 2, Nov-2012, KSYS05




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LL4148 Datasheet

SURFACE MOUNT FAST SWITCHING DIODE

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RATING AND CHARACTERISTIC CURVES
LL4148
Figure 1. Power Dissipation vs Ambient Temperature
(Valid provided leads at a distance of 0.8mm from case are kept at
ambient temperature)
Figure 2. Total Capacitance
Figure 3. Reverse Voltage vs Reverse Current
BV 1.0uA to 100uA
Figure 4. Reverse Current vs Reverse Voltage
IR 10V to 100V
Figure 5. Forward Voltage vs Forward Current
VF 0.001mA to 800mA
Figure 6. Forward Voltage vs Ambient Temperature
VF 0.01mA to 100mA (-40 to +125 Deg C)


Part Number LL4148
Description SURFACE MOUNT FAST SWITCHING DIODE
Maker LITE-ON
Total Page 3 Pages
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