Chip Diodes
Switching Diode
FEATURES
•
Silicon epitaxial planar diode
•
SMD chip pattern, available in various dimension included 1206 & 0805
•
Leadfree and RoHS compliance components
•
For small signal switching and operating ambient temperature less than
55oC and voltage withstand less than 60V; not suitable for AC switching
input as rectified circuit and high reverse voltage location
CD4148WTP
MECHANICAL CHARACTERISTICS
•
Size: 0603
•
Weight: approx. 4mg
•
Marking: Cathode terminal
0603
L
W
T
C
1.55±0.1 mm
0.80±0.1 mm
0.65±0.1 mm
0.35±0.1 mm
THERMAL CHARACTERISTICS1)
Parameter at T
amb
=25
o
C
1)
Forward Power Dissipation
Power derating above 25
o
C
Junction Temperature
Thermal Resistance Junction to Ambient air
Operating& Storage Temperature range
T
j
R
θJA
T
stg
Symbol
P
tot
Value
200
1.6
150
375
-55 to 150
o
Unit
mW
mW/
o
C
o
C
C/W
o
C
MAXIMUM RATING
1)
Parameter at T
amb
=25
o
C
1)
Repetitive Peak Reverse Voltage
Average rectified current sin half wave rectification
with resistive load
Repetitive Peak Forward Current at T
amb
=25°C
Non-Repetitive Surge Forward Current at t<1s and
T
j
=25 C
at t
8.3ms and T
j
=25
o
C
o
Symbol
V
RRM
I
F(AV)
I
FRM
I
FSM
Value
75
100
Unit
V
mA
200
400
800
mA
mA
mA
ELECTRICAL CHARACTERISTICS
1)
Parameter at T
amb
=25
o
C
1)
Forward Voltage at I
F
=10mA
at I
F
=100mA
Leakage Current at V
R
=20V Leakage
Current at V
R
=75V
Capacitance at V
R
=0V, f=1MHz
Reverse Recovery Time at I
F
=I
R
=10mA,R
L
=
100Ω
C
tot
t
rr
Symbol
V
F
I
R
Value
1.0
MAX
1.25
MAX
0.025
MAX
5
MAX
4
MAX
4
MAX
Unit
V
V
uA
uA
pF
ns
1) Valid provided that electrodes are kept at ambient temperature.
MAKO Semiconductor Co., Limited
4008-378-873
http://www.makosemi.hk/
Page:P2-P1
Chip Diodes
CD4148WTP
Typical
Characteristics
Figure 1. Forward Characteristic
Figure 2. Power De-rating
500
400
Ptot-Admissible Power
300
Dissipation/ mW
200
100
0
0
20
40
60
80
100 120
140 160 180 200
Tamb-Ambient Temperature/oC
Figure 3. Forward Current De- rating
500
200
Figure 4. Reverse Voltage De-rating
400
150
300
IF/ mA
.
.
50
0
0
200
100
0
0
20
40
60
80
100 120
140 160 180 200
VR/ V
100
20
40
60
80
100 120
140 160 180 200
Tamb-Ambient Temperature/oC
Tamb-Ambient Temperature/oC
Page:P2-P2
MAKO Semiconductor Co., Limited
4008-378-873
http://www.makosemi.hk/
