Reverse Voltage: 20 - 100 Volts
Forward Current: 3.0 Amp
CDBA320 Thru CDBA3100
Features
Ideal for surface mount applications
Easy pick and place
Plastic package has Underwriters Lab.
flammability classification 94V-0
Built-in strain relief
Low forward voltage drop
Mechanical data
Case: JEDEC DO-214AC molded plastic
Terminals: solderable per MIL-STD-750,
method 2026
Polarity: Color band denotes cathode
end
Mounting position: Any
Approx. Weight:0.064 gram
SMD Schottky Barrier Rectifier
SMD Schottky Barrier Rectifier
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COMCHIP
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Maximum Ratings and Electrical Characterics
MDS0208009B
Page 1
Dimensions in inches and (millimeters)
0.008(0.20)
0.004(0.10)
0.067(1.70)
0.051(1.29)
0.091(2.31)
0.067(1.70)
0.059(1.50)
0.035(0.89)
0.110(2.79)
0.086(2.18)
0.180(4.57)
0.160(4.06)
0.012(0.31)
0.006(0.15)
0.209(5.31)
0.185(4.70)
DO-214AC (SMA)
Parameter
Max.Repetitive Peak Reverse Voltage
Max. DC Blocking Voltage
Max. RMS Voltage
Peak Surge Forward Current
8.3ms single half sine-wave
superimposed on rate load
( JEDEC method )
Max. Average Forward Current
Max. Instantaneous Forward Current
at 3.0 A
Max. DC Reverse Current at Rated DC
Blocking Voltage Ta=25
Ta=100
Max. Thermal Resistance (Note 1)
Operating Junction temperature
Storage Temperature
Symbol
V
RRM
V
DC
V
RMS
I
FSM
I o
V
F
I
R
R
JA
R
JL
T j
T
STG
Unit
V
V
V
A
A
V
mA
C/W
Note 1: Thermal resistance from junction to ambient and junction to to lead P.C.B. Mounted on 0.2 x 0.2 copper pad areas
CDBA320
CDBA3100
CDBA360
CDBA340
20
20
14
100
100
70
60
60
42
40
40
28
80
3.0
0.50
0.85
0.75
- 5 0 t o + 1 2 5
50
10
0.5
- 6 5 t o + 1 5 0
10
20
C
C
C
C
Rating and Characteristic Curves (CDBA320 Thru CDBA3100)
Fig. 1 - Reverse Characteristics
Percent of Rated Peak Reverse Voltage (%)
R
e
v
e
r
s
e
C
u
r
r
e
n
t
(
m
A
)
Fig. 4 - Current Derating Curve
0
1.5
3.0
160
20
40
60
80
100
120 140
A
v
e
r
a
g
e
F
o
r
w
a
r
d
C
u
r
r
e
n
t
(
A
)
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COMCHIP
COMCHIP
0 20 40 60 80 100 120 140 160 180 200
F
o
r
w
a
r
d
C
u
r
r
e
n
t
(
A
)
Forward Voltage (V)
Fig.2 - Forward Characteristics
0.01 0.1 1.0 10 100
100
MDS0208009B
Page 2
Fig. 3 - Junction Capacitance
Reverse Voltage (V)
0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1
J
u
n
c
t
i
o
n
C
a
p
a
c
i
t
a
n
c
e
(
p
F
)
0
200
300
700
SMD Schottky Barrier Rectifier
SMD Schottky Barrier Rectifier
0.5
1.0
2.5
2.0
600
500
400
P
e
a
k
s
u
r
g
e
F
o
r
w
a
r
d
C
u
r
r
e
n
t
(
A
)
Number of Cycles at 60Hz
Fig. 5 - Non-Repetitive Forward
Surge Current
0
20
40
100
80
60
1 5 10 50 1 00
1
100
10
0.1
0.01
1
100
10
0.1
0.01
Tj=75 C
Tj=25 C
CDBA360
CDBA380-3100
Tj=25 C
Pulse width 300uS
4% duty cycle
Ambient Temperature ( C)
C
D
B
A
3
2
0
-3
4
0
C
D
B
A
3
6
0
-3
1
0
0
8.3mS Single Half Sine
Wave JEDEC methode
Tj=25 C
=1MHz and applied
4VDC reverse voltage
CDBA340-360
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