COMCHIP CDBA320L-G

COMCHIP
Low V F SMD Sch ottky Bar rier Rect ifier s
SMD Diodes Specialist
CDBA320L-G Thru. CDBA340L-G
Reverse Voltage: 20 to 40 Volts
Forward Current: 3.0 Amp
RoHS Device
Features
DO-214AC (SMA)
-Ideal for surface mount applications.
-Easy pick and place.
0.180(4.57)
0.160(4.06)
-Plastic package has Underwriters Lab.
flammability classification 94V-0.
0.110(2.79)
0.086(2.18)
0.067(1.70)
0.051(1.29)
-Built in strain relief.
-Super low forward voltage drop.
Mechanical data
0.209(5.31)
0.185(4.70)
-Case: JEDEC DO-214AC, molded plastic.
0.012(0.31)
0.006(0.15)
0.091(2.31)
0.067(1.70)
-Terminals: solderable per MIL-STD-750,
method 2026.
0.059(1.50)
0.035(0.89)
0.008(0.20)
0.004(0.10)
-Polarity: Color band denotes cathode end.
-Approx. weight: 0.064 grams
Dimensions in inches and (millimeter)
Maximum Ratings and Electrical Characteristics
Single phase half wave, 60Hz, resistive or inductive load. For Capacitive load, derate current by 20%.
Parameter
Symbol
CDBA320L-G
CDBA340L-G
Units
Max. repetitive peak reverse voltage
V RRM
20
40
V
Max. DC blocking voltage
V DC
20
40
V
Max. RMS voltage
V RMS
14
28
V
Peak surge forward current, 8.3ms
single half sine-wave superimposed
on rate load (JEDEC method)
I FSM
80
A
Max. average forward current
IO
3.0
A
Max. instantaneous forward voltage at
3.0A
VF
T A =25 OC
T A =80 OC
IR
1.5
60
RθJA
R θJL
88
20
TJ
125
O
C
T STG
-50 to +150
O
C
Max. DC reverse current at
rated DC blocking voltage
Max. thermal resistance (Note 1)
Max. operating junction temperature
Storage temperature
0.38
0.40
V
mA
O
C/W
Notes: 1. Thermal resistance from junction to ambient and junction to lead, P.C.B. mounted on 0.2×0.2 inch 2 copper pad area.
REV:A
Page 1
QW-BL005
Comchip Technology CO., LTD.
COMCHIP
Low V F SMD Sch ottky Bar rier Rect ifier s
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CDBA320L-G thru CDBA340L-G)
Fig.1 Reverse Characteristics
Fig.2 Forward Characteristics
100
10
10
1
F o r w a rd C u rren t (A)
R e v e r s e C u r rent (mA)
CDBA320L-G
1
O
T J =75 C
CDBA340L-G
0.1
0.01
0.1
T J =25 OC
Pulse width 300μS
4% duty cycle
O
T J =25 C
0.01
0.001
0
40
80
120
160
0
200
0.1
Percent of Rated Peak Reverse Voltage (%)
Fig.3 Junction Capacitance
0.4
1.3
0.5
Fig.4 Current Derating Curve
700
3.5
Average Forward Current (A)
T J =25 OC
f=1MHz and applied
4VDC reverse voltage
600
J u n c ti o n C apaci t ance (p F )
0.2
Forward Voltage (V)
500
400
300
200
3.0
2.5
2.0
1.5
1.0
0.5
100
0
0.01
0
0.1
1
10
100
0
25
50
75
100
125
150
175
Ambient Temperature ( OC)
Reverse Voltage (V)
Fig.5 Non-repetitive Forward Surge
Current
120
P e a k F o r w a r d S u r g e Cur r e n t (A )
O
T J =25 C
8.3ms single half sine
wave, JEDEC method
100
80
60
40
20
0
1
10
100
Number of Cycles at 60Hz
REV:A
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QW-BL005
Comchip Technology CO., LTD.