D
S30003 Rev. A-2 1 of 2 LS4148
Features
LS4148
SURFACE MOUNT FAST SWITCHING DIODE
·
Fast Switching Speed
·
Surface Mount Package Ideally Suited for
Automatic Insertion
·
For General Purpose Switching Applications
·
High Conductance
·
Outline Similar to JEDEC 213AA
Characteristic
Symbol
Value
Unit
Non-Repetitive Peak Reverse Voltage
V
RM
100
V
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
75
V
RMS Reverse Voltage
V
R(RMS)
53
V
Forward Continuous Current (Note 1)
I
FM
300
mA
Average Rectified Output Current (Note 1)
I
O
150
mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0
ms
I
FSM
2.0
A
Power Dissipation
P
d
500
mW
Thermal Resistance Junction to Ambient Air (Note 1)
R
qJA
300
K/W
Operating and Storage Temperature Range
T
j
, T
STG
-65 to +175
°C
Maximum Ratings
@ T
A
= 25
°C unless otherwise specified
Notes:
1. Valid provided that electrodes are kept at ambient temperature.
Characteristic
Symbol
Min
Max
Unit
Test Condition
Maximum Forward Voltage
V
FM
¾
1.0
V
I
F
= 50mA
Maximum Peak Reverse Current
I
RM
¾
25
50
5.0
nA
mA
mA
V
R
= 20V
V
R
= 20V, T
j
= 150
°C
V
R
= 75V
Junction Capacitance
C
j
¾
4.0
pF
V
R
= 0, f = 1.0MHz
Reverse Recovery Time
t
rr
¾
4.0
ns
I
F
= I
R
= 10mA, V
R
= 6V,
R
L
= 100
W
Electrical Characteristics
@ T
A
= 25
°C unless otherwise specified
Features
·
Case: QuadroMELF, Glass
·
Terminals: Solderable per MIL-STD-202,
Method 208
·
Polarity: Cathode Band
·
Marking: Cathode Band Only
·
Weight: 0.034 grams (approx.)
Mechanical Data
A
D
C
B
QuadroMELF
Dim
Min
Max
A
3.3
3.7
B
1.4
1.6
C
1.7
Æ Typical
D
0.3 Typical
All Dimensions in mm
D
S30003 Rev. A-2 2 of 2 LS4148
1
10
100
1000
10,000
0
100
200
I
,
LEAKAGE
CURRENT
(nA)
R
T , JUNCTION TEMPERATURE ( C)
Fig. 2 Leakage Current vs Junction Temperature
j
°
V = 20V
R
10
1.0
100
1000
0.1
0.01
0
1
2
I
,
INST
ANT
ANE
O
US
F
O
R
W
ARD
CURRENT
(mA)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Forward Characteristics
F
T = 100 C
j
°
T = 25 C
j
°
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