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
http//www.weitron.com.tw
MCL4148/MCL4448
SMALL SIGNAL
SWITCHING DIODES
150 m AMPERES
75 VOLTS
Unit:mm
A
B
A
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
R2.5
Glass
Lead(Pb)-Free
P b
Maximum Ratings
( TA=25 C Unless otherwise noted)
Characteristic
Symbol
I
FSM
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
IF=10 mA
IF=5 mA
IF=100 mA
VF
IR
I
O
A
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
V
R
P
d
,
100
75
150
2.0
500
300
MCL4148
MCL4448
Junction Capacitance
Leakage Current
V
R
=20V
V
R
=0V, f=1MHz
V
R
=75V
V
R
=20V, Tj=150 C
I
F
=10 mA, I
R
=1mA, i =0.1 I , V
R
=6V, R
L
=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
V
PWM
R
R
__
__
__
WEITRON
http://www.weitron.com.tw
WE IT R 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
,
F
O
R
W
A
R
D
C
U
R
R
E
N
T
(
m
A
)
P
j
C
,
D
i
o
d
e
C
a
p
a
c
i
t
a
n
c
e
(
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
,
F
O
R
W
A
R
D
C
U
R
R
E
N
T
(
m
A
)
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
,
R
E
V
E
R
S
E
C
U
R
R
E
N
T
(
n
A
)
1
10
100
1000
10
1
100
Scattering Limit
T =25 C
j
f=1MHz
T =25 C
J
MCL4148/MCL4448
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