SMD Schottky Barrier Rectifier
COMCHIP
www.comchip.com.tw
C DBA320L Thru CDBA340LL
R everse Voltage: 20 - 40 Volts Forward Current: 3.0 Amp
F eatures
DO-214AC (SMA)
I deal for surface mount applications Easy pick and place Built-in strain relief Super low forward voltage drop
0.067(1.70) 0.051(1.29) 0.180(4.57) 0.160(4.06)
0.110(2.79) 0.086(2.18)
Mechanical data
C ase: Molded plastic Epoxy: UL 94V-0 rate flame retardant Metallurgically bonded construction Polarity: Color band denotes cathode end Mounting position: Any Weight: 0.063 grams
0.091(2.31) 0.067(1.70) 0.059(1.50) 0.035(0.89)
0.012(0.31) 0.006(0.15)
0.209(5.31) 0.185(4.70)
0.008(0.20) 0.004(0.10)
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characterics
TYPE NUMBER Maximum Recurrent Peak Revers e Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current Peak Forward Surge Current, 8.3 ms single half sinewave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 3.0A Maximum DC Reverse Current at Rated DC Blocking Voltage Operating Temperature Range T J Storage Temperature Range T STG T a = 25°C Ta = 80°C 0.42 0.38 1.5 60 -25 to +80 -50 to +125 CDBA320L CDBA320LL CDBA340L CDBA340LL 20 20 40 40 14 14 28 28 20 20 40 40 3.0 90 0.45 0.4 UNITS V V V A A V mA °C °C
Rating 25 C ambient temperature unless otherwise specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.
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
M DS020 9 00 2 A
P age 1
SMD Schottky Barrier Rectifier
COMCHIP
www.comchip.com.tw
Rating and Characteristic Curves (CDBA320L Thru CDBA340LL)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
FIG.2-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
100
3.0 2.4 1.8 1.2 0.6
3 BA CD
PEAK FORWARD SURGE CURRENT,(A)
3.6
80
60
Tj=25°C
8.3ms Single Half Sine Wave JEDEC method
20 L~ B CD 4 A3 0L L
40
20
0
20
40
60
80
100
120
140
160
180
200
AMBIENT TEMPERATURE (°C)
0
1 5 10 50 100
NUMBER OF CYCLES AT 60Hz
FIG.3-TYPICAL JUNCTION CAPACITANCE
700 600 500
CD
JUNCTION CAPACITANCE,(pF)
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
BA 32
100
0L ~C DB A3 4 0L LL
400 300 200 100 0
.01
.05
.1
.5
1
5
10
50
100
REVERSE LEAKAGE CURRENT, (mA)
10
1.0
Tj=75°C
REVERSE VOLTAGE (V)
.1
Tj=25°C
.01 0
20
40
60
80
100 120 140
PERCENTAGE RATED PEAK REVERSE VOL TAGE
MDS020 9 00 2 A
P age 2
SMD Schottky Barrier Rectifier
COMCHIP
www.comchip.com.tw
Rating and Characteristic Curves (CDBA320L Thru CDBA340LL)
F I G . 5 ( F or C DBA 32 0 L)
FORWARD CURRENT (MILLIAMPERES)
F IG . 6 ( F or C DBA 32 0 LL)
FORWARD CURRENT (MILLIAMPERES)
TYPICAL FORWARD CHARACTERISTICS
TYPICAL FORWARD CHARACTERISTICS
Tj=125 °C
1E+03
Tj=100 °C
1E+03
T j=25 °C
T j=25 °C
1E+02
1E+01
1E+00
100
200
300
400
500
600
1E+00
1E+01
1E+02
0
100
200
300
400
500
600
FORWARD VOLTAGE (MILLIVOLTS)
FORWARD VOLTAGE (MILLIVOLTS)
F IG. 7 (For CDBA340L)
FORWARD CURRENT (MILLIAMPERES)
FIG. 8 (For CDBA340LL)
FORWARD CURRENT (MILLIAMPERES)
T YPICAL FORWARD CHARACTERISTICS
TYPICAL FORWARD CHARACTERISTICS
Tj=125°C
1E+03
1E+03
Tj=100°C
Tj=25°C
1E+02
1E+02
Tj=25°C
1E+01
1E+00
0
100
200
300
400
500
600
1E+00
1E+01
0
100
200
300
400
500
600
FORWARD VOLTAGE (MILLIVOLTS)
FORWARD VOLTAGE (MILLIVOLTS)
MDS020 9 00 2 A
P age 3
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