High-Speed Switching Diodes
*Silicon Epitaxial Planner Diode
*Fast Switching Diodes
*500 mW Power Dissipation
*Case : MicroMELF Glass Case
*Weight : Approx 0.0123 gram
Mechanical Data:
Features:
WEITRON
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MCL4148/MCL4448
SMALL SIGNAL
SWITCHING DIODES
150 m AMPERES
75 VOLTS
Unit:mm
A
BA
B
C
1.20 1.30
1.35
2.0 1.8
1.35
MICRO-MELF
MICRO-MELF
MICRO-MELF Outline Dimensions
Dim Min Max
C
R≥2.5
Glass
Lead(Pb)-Free
P b
Maximum Ratings ( TA=25 C Unless otherwise noted)
Characteristic Symbol
IFSM
θ
MCL4148/MCL4448 Unit
V
V
TJ TSTG -65 to +175
Electrical Characteristics ( TA=25 C Unless otherwise noted)
Characteristic Symbol
V(BR)R
Min Max Unit
V
V
Reverse Recovery Time
Ω
IF=10 mA
IF=5 mA
IF=100 mA
VF
IR
IOA
m
W
m
K/W
C
Forward Voltage
Cj PF
WEITRON
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Reverse Breakdown Voltage
IR= 100uA
R JA
DC Blocking Voltage
Average Rectified Output Current (1)
Non-Repetitive Peak Forward Surge Current
Power Dissipation
Thermal Resistance Junction to Ambient(2)
Operating and Strorage Temperature Range
VR
Pd
,
100
75
150
2.0
500
300
MCL4148
MCL4448
Junction Capacitance
Leakage Current
VR=20V
VR=0V, f=1MHz
VR=75V
VR=20V, Tj=150 C
IF=10 mA, IR=1mA, i =0.1 I , VR=6V, RL=100 Trr
0.62
100
1.0
0.72
1.0
25
5
50
4
4
nA
uA
uA
nS
-
-
-
-
-
-
Note: 1.Valid Provided that device Terminals are Kept at Ambient Temperature.
2. On PC board 50 mm 50mm 1.6mm.
@t=1.0us A
MCL4148/MCL4448
Peak Repetitive Reverse Voltage VPWM
R
R
_
_
_
_
_
_
WEITRON
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WE ITR ON
FIG.1 Forward Current vs. Forward Voltage
FIG.4 Diode Capacitance vs. Reverse Voltage
F
V , FORWARD VOLTAGE(V)
R
V , REVERSE VOLTAGE(V)
F
I , FORWARD CURRENT(mA)
P
j
C , Diode Capacitance( F)
Typical Characteristics
0 0.4 0.8 1.2 1.6
0.1
1
(T =25 C unless otherwise specified)
10
100
1000
2.0
0.1 1 10
0
0.5
1.0
1.5
2.0
3.0
100
2.5
MCL4148
Scattering Limit
T =25 C
j
amb
FIG.2 Forward Current vs. Forward Voltage
F
V , FORWARD VOLTAGE(V)
F
I , FORWARD CURRENT(mA)
0 0.4 0.8 1.2 1.6
0.1
1
10
100
1000
2.0
MCL4448
Scattering Limit
T =25 C
j
FIG.3 Reverse Current vs. Reverse Voltage
R
V , REVERSE VOLTAGE(V)
R
I , REVERSE CURRENT(nA)
1
10
100
1000
101 100
Scattering Limit
T =25 C
j
f=1MHz
T =25 C
J
MCL4148/MCL4448
