Voltage: 20V - 40V
Forward Current: 1.0 Amp
CDBA120L thru CDBA140SL
SMD Schottky Barrier Rectifier
www.comchip.com.tw
COMCHIP
MDS0210009B Page 1
Features
Ideal for surface mount applications
Easy pick and place
Built-in strain relief
Super low forward voltage drop
Mechanical Data
Case: Molded plastic
Epoxy: UL 94-0 rate flame retardant
Metallurgically bonded construction
Polarity: Color band denotes cathode end
Mounting position: Any
Weight: 0.063g
TYPE NUMBER CDBA120L CDBA120LL CDBA120SL CDBA140L CDBA140LL CDBA140SL UNIT S
Maximum Recurrent Peak Rever se Voltage 20 20 20 40 40 40 V
Maximum RMS Voltage 14 14 14 28 28 28 V
Maximum DC Blocki ng Voltage 20 20 20 40 40 40 V
Maximum Instantaneous Forward Voltage at 1.0A 0.4 0.37 0.31 0.38 0.34 0.31 V
Maximum DC Reverse Curr ent Ta = 25°C
at Rated DC Blocking Voltage Ta = 80°C mA
Operati ng Temperatur e Range T
J
°C
Storage Temperat ure Range T
STG
°C
1.0
35
Maxium Rati ngs and Electrical Characteristics
Rating 25 ambient temperature unless otherwise specified
Single phase half wave, 60Hz, resistive or include load.
For capacitive load, derate current by 20%
A
A
Maximum Average Forward Recti fi ed Current
-25 to +80
Peak Forward Surge Current , 8.3 ms singl e half sine-
wave superimposed on rated l oad (JEDEC method)
-50 to +125
40
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)
1.0
SMD Schottky Barrier Rectifier
www.comchip.com.tw
COMCHIP
COMCHIP
RATING AND CHARACTERISTIC CURVES (CDBA120L THRU CDBA140SL)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
FIG.2-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWARD SURGE CURRENT,(A)
FIG.3-TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE,(V)
JUNCTION CAPACITANCE,(pF)
0.2
0.4
0.6
0.8
1.0
1.2
0 20 40 60 80 100 120 140 160 180 200
0
700
600
500
400
300
200
100
0
20
10
30
50
40
.01 .05 .1 .5 1 5 10 50 100
AMBIENT TEMPERATURE ( C)
.1
1.0
10
100
FIG.4 - TYPICAL REVERSE
CHARACTERISTICS
REVERSE LEAKAGE CURRENT, (mA)
PERCENTAGE RATED PEAK REVERSE VOLTAGE
0 20 40 60 80 100 120 140
.01
Tj=75 C
CDBA120L ~ CDBA140SL
Tj=25 C
NUMBER OF CYCLES AT 60Hz
1 10 550 100
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
CDBA120L / 120LL / 140L
CDBA120SL / 140LL
CDBA140SL
MDS0210009B Page 2
SMD Schottky Barrier Rectifier
www.comchip.com.tw
COMCHIP
COMCHIP
0 100 200 300 400 500 600 700
1E-01 1E+00 1E+01 1E+02 1E+03
FORWARD VOLTAGE (MILLIVOLTS)
FORWARDCURRENT
(MILLIAMPERES)
o
Tj=100 C
o
Tj=25 C
FIG. 5 (For CDBA120L)
0 100 200 300 400 500 600
1E-01 1E+00 1E+01 1E+02 1E+03
FORWARD VOLTAGE (MILLIVOLTS)
FORWARDCURRENT
(MILLIAMPERES)
o
Tj=100 C
o
Tj=25 C
FIG. 6 (For CDBA120LL)
0 100 200 300 400 500 600
1E-01 1E+00 1E+01 1E+02 1E+03
FORWARD VOLTAGE (MILLIVOLTS)
FORWARDCURRENT
(MILLIAMPERES)
o
Tj=100 C
o
Tj=25 C
FIG. 7 (For CDBA120SL)
0 100 200 300 400 500 600 700 800
1E-01 1E+00 1E+01 1E+02 1E+03
FORWARD VOLTAGE (MILLIVOLTS)
FORWARDCURRENT
(MILLIAMPERES)
o
Tj=100 C
o
Tj=25 C
FIG. 8 (For CDBA140L)
TYPICAL FORWARD
CHARACTERISTICS
TYPICAL FORWARD
CHARACTERISTICS
TYPICAL FORWARD
CHARACTERISTICS
TYPICAL FORWARD
CHARACTERISTICS
CDBA120L thru CDBA140SL
MDS0210009B Page 3
SMD Schottky Barrier Rectifier
www.comchip.com.tw
COMCHIP
COMCHIP
0 100 200 300 400 500 600
1E-01 1E+00 1E+01 1E+02 1E+03
FORWARD VOLTAGE (MILLIVOLTS)
FORWARDCURRENT
(MILLIAMPERES)
o
Tj=100 C
o
Tj=25 C
FIG. 9 (For CDBA140LL)
0 100 200 300 400 500 600
1E+00 1E+01 1E+02 1E+03
FORWARD VOLTAGE (MILLIVOLTS)
FORWARDCURRENT
(MILLIAMPERES)
o
Tj=100 C
o
Tj=25 C
FIG. 10 (For CDBA140SL)
TYPICAL FORWARD
CHARACTERISTICS
TYPICAL FORWARD
CHARACTERISTICS
CDBA120L thru CDBA140SL
MDS0210009B Page 4