SMD Schottky Barrier Rectifiers
Dimensions in inches and (millimeter)
DO-214AC (SMA)
0.110(2.79)
0.100(2.54)
0.065(1.65)
0.049(1.25)
0.208(5.28)
0.193(4.90) 0.012(0.305)
0.006(0.152)
0.005(0.127) max
0.060(1.52)
0.030(0.76)
0.090(2.29)
0.078(1.98)
0.177(4.50)
0.157(3.99)
Reverse Voltage: 20 to 100 Volts
Forward Current: 3.0 Amp
RoHS Device
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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.
-Approx. weight: 0.063 grams
CDBA320-G Thru. CDBA3100-G
Maximum Ratings and Electrical Characteristics
QW-BB009
CDBA
320-G
Notes: 1. Thermal resistance from junction to ambient and junction to lead mounted on P.C.B. with 0.55×0.55 inch copper pad area.
Comchip Technology CO., LTD.
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 voltage at
3.0A
Max. DC reverse current at TA=25°C
rated DC blocking voltage TA=100°C
Max. thermal resistance (Note 1)
Max. operating junction temperature
Storage temperature
CDBA
340-G
CDBA
360-G
CDBA
380-G
CDBA
3100-G UnitsSymbolParameter
VRRM
VDC
VRMS
IFSM
I(AV)
VF
IR
RθJA
RθJL
TJ
TSTG
20
20
14
40
40
28
20
60
60
42
80
3.0
0.70
0.5
55
12
-55 to +150
-55 to +150
80
80
56
100
100
70
V
V
V
A
A
V
mA
OC/W
OC
OC
0.50 0.85
10
2
RATING AND CHARACTERISTIC CURVES (CDBA320-G thru CDBA3100-G)
1.81.00.8 1.20.4
Fig.3 Typical Instantaneous Forward
0.01
0.1
1
10
20
Fig.4 Typical Reverse Characteristics
0.001
Instantaneous Reverse Current,( A)μ
0.01
0.1
1.0
10
40
O
Ambient Temperature ( C)
0
1.5
2.0
3.5
Comchip Technology CO., LTD.
Page 2
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60 140
0 100 175
0.5
3.0
0.6 20 80
1.0
SMD Schottky Barrier Rectifiers
25 50 75 150125
2.5
QW-BB009
1.4 1.6
O
TJ=25 C
PULSE WIDTH=300μs
DUTY CYCLE 1%
Characteristics
Instantaneous Forward Voltage, (V)
Instantaneous Forward Current,(A)
0 100 120
CDBA320-G-CDBA340-G
CDBA350-G-CDBA3100-G
O
TJ=125 C
O
TJ=75 C
O
TJ=25 C
Percent Of Rated Peak Reverse Voltage,(%)
Number of Cycles at 60Hz
0
P a F r adu g Cur et, )
e k o wr S r e r n(A
60
80
120
1 10 100
20
100
40
O
TJ=25 C
8.3ms single half sine
wave, JEDEC method
1001.00.1
Fig.5 Typical Junction Capacitance
10
100
1000
10
Reverse Voltage, (V)
Junction Capacitance,(PF)
O
TJ=25 C
f=1MHz
Vsig=50mV
1
Cycle
Fig.2 Maximum Non-Repetitive Peak
Forward Surge Current
Average Forward Current,(A)
Fig.1 Typical Forward Current
Derating Curve
Single Phase Half Wave
60Hz Inductive or Resistive Load
0.375*(9.5mm)Lead Length
CDBA320-G-CDBA340-G
CDBA350-G-CDBA3100-G
CDBA320-G-CDBA340-G
CDBA350-G-CDBA3100-G
Comchip Technology CO., LTD.
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SMD Schottky Barrier Rectifiers
QW-BB009
B C dD D2D1
SYMBOL
A
(mm)
(inch) 1.969 Min.
2.7 Max 5.3 Max
4.00 ± 0.10
1.50 ± 0.10 50.0 Min. 13.5 ± 1.00
2.66 Max
4.00 ± 0.10 2.00 ± 0.05 12.0 ± 0.30 18.4 Max.
330 ± 2.00
0.209 Max
0.106 Max 0.105 Max 0.059 ± 0.004 13.00± 0.079 0.531 ± 0.039
SYMBOL
(mm)
(inch) 0.472 0.012±
0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.002 0.724 Max
E F P P0P1WW1
1.75 ± 0.10
0.689 ± 0.004
5.50 ± 0.05
0.216 ± 0.002
Reel Taping Specification
o
120
Trailer Device Leader
10 pitches (min)10 pitches (min)
.......
.......
....... ..............
....... ..............
End Start
T
C
Direction of Feed
Index hole
d
E
F
B W
P
P0
P1
A
D1
D2
D
W1
DO-214AC
(SMA)
DO-214AC
(SMA)
Comchip Technology CO., LTD.
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REV:C
SMD Schottky Barrier Rectifiers
Suggested PAD Layout
A
B
C
E
D
QW-BB009
SIZE
(inch)
0.177
(mm)
4.50
1.50
3.60
0.059
0.142
6.00 0.236
E3.00 0.118
B
C
D
A
DO-214AC (SMA)
Standard Packaging
Case Type
3,000
REEL
( pcs )
Reel Size
(inch)
13
REEL PACK
DO-214AC
(SMA)
Part Number
CDBA320-G
Marking Code
Marking Code
CDBA340-G
CDBA360-G
CDBA380-G
CDBA3100-G
320
340
360
380
3100
C
XXX
Comchip logo
PKG
SMA
SMB
SMC
A
B
C
Product type marking code
Package:
OO X
X
Schottky Diode
Special code
Blank
L
LL
oo
SL
Others
Low VF
Ultra Low VF
Super Low VF
B
Cathod Band
xxx/xxxx = Product type marking code