Parameter Symbol Unit
Repetitive peak reverse voltage
Continuous reverse voltage
RMS voltage
voltage
Maximum forward
IF=10.0A
Maxium Forward surge current, 8.3ms
singlehalf sine-wave superimposed on
rate load (JEDEC method)
VR=VRRM TA=25°C
TA=100°CVR=VRRM
Page 1
QW-BB035
Chip Schottky Barrier Rectifier
REV:A
Comchip Technology CO., LTD.
VRRM
VR
VRMS
IO
VF
IFSM
IR
RθJc
TJ
20
20
14
40
40
28
60
60
42
20.0
0.75
150
0.5
50
2.0
80
80
56
150
150
105
V
V
V
A
V
A
mA
°C/W
°C
0.55 1.00
Operating temperature
Storage temperature TSTG -65 to +175 °C
-55 to +125 -55 to +150
Features
-Batch process design, excellent power dissipation offers
better reverse leakage current and thermal resistance.
-Low profile surface mounted application in order to
optimize board space.
-Low power loss, high efficiency.
-High current capability, low forward voltage drop.
-High surge capability.
-Guardring for overvoltage protection.
-Ultra high-speed switching.
-Silicon epitaxial planar chip, metal silicon junction.
-Lead-free parts meet environmental standards of
MIL-STD-19500 /228
Dimensions in inches and (millimeters)
D2PAK
Reverse Voltage: 20 to 200 Volts
Forward Current: 20.0 Amp
RoHS Device
CDBD2020-G Thru. CDBD20200-G
Mechanical data
2020-G
CDBD
2040-G
CDBD
2050-G
CDBD
2060-G
CDBD
2080-G
CDBD
20150-G
CDBD
50
50
35
Junction to Case
0.402(10.20)
0.386(9.80)
0.192(4.8)
0.176(4.4)
0.370(9.40)
0.354(9.00)
0.205(5.20)
0.189(4.80)
0.063(1.60)
0.055(1.40)
0.024(0.60)
0.016(0.40)
0.055(1.40)
0.047(1.20)
0.185(4.70)
0.169(4.30)
0.012(0.30)
0.004(0.10)
0.108(2.70)
0.092(2.30)
0.046(1.20)
0.032(0.80)
Case: TO-263/D2PAK, molded plastic.-
Terminals: solderable per MIL-STD-750, -
method 2026.
Polarity: Indicated by cathode band.-
-Weight:1.46 gram(approx.).
Weunting Position: Any-
30
30
21
2030-G
CDBD
100
100
70
20100-G
CDBD
20200-G
CDBD
200
200
140
0.85
IR
mA
PIN 1
PIN 3 PIN 2
2
13
45
45
31.5
2045-G
CDBD
Maximum Forward rectified current
(See fig. 1)
MaximumReverse
current
Typ.Thermal
resistance
Maximum Ratings (At Ta=25°C, unless otherwise noted)
Chip Schottky Barrier Rectifier
Page 2
QW-BB035
REV:A
Comchip Technology CO., LTD.
RATING AND CHARACTERISTIC CURVES (CDBD2020-G Thru. CDBD20200-G)
FIG.1-TYPICAL FORWARD CURRENT DERATING
AVERAGE FORWARD CURRENT,(A)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
0.1
1.0
10
100
FIG.4 - TYPICAL REVERSE
CHARACTERISTICS
REVERSE LEAKAGE CURRENT, (mA)
0 20 40 60 80 100 120 140
0.01
TJ=75 °C
TJ=25 °C
NUMBER OF CYCLES AT 60Hz
60
30
0
90
150
120
1 10 5 50 100
TJ=25 C
8.3ms Single Half
Sine Wave
JEDEC method
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
PEAK FORWARD SURGE CURRENT,(A)
1.0
INSTANTANEOUS FORWARD CURRENT,(A)
FORWARD VOLTAGE,(V)
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
0.1
0.01
10
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
80~100V
20~40V
150~200V
50~60V
Pulse Width 300us
1% Duty Cycle
TJ=25 °C
4
8
12
16
20
24
0
0 20 40 60 80 100 120 140 160 180 200
CASE TEMPERATURE,( °C)
CDBD2020-G~CDBD2045-G
CDBD2050-G~CDBD20200-G
CURVE
Page 3
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Comchip Technology CO., LTD.
Chip Schottky Barrier Rectifiers
QW-BB035
o
120
Trailer Device Leader
10 pitches (min)10 pitches (min)
.......
.......
....... ..............
....... ..............
End Start
D1
D2
D
W1
T
C
Direction of Feed
Reel Taping Specification
Index hole
d
E
F
B W
A
P
P0
P1
B C dD D2D1
TO-263/D2PAK
SYMBOL
A
(mm)
(inch) 1.969 MIN.
16.00 ± 0.10
1.50 ± 0.10 50.0 MIN. 13.0 ± 0.50
4.00 ± 0.10 2.00 ± 0.10 24.00 ± 0.30 30.00 ± 1.0
330.00 ± 2.00
0.059 ± 0.004 13.00 ± 0.079 0.512 ± 0.020
SYMBOL
(mm)
(inch) 0.945 ± 0.012
0.630 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 1.181 ± 0.039
E F P P0P1WW1
1.75 ± 0.10
0.069 ± 0.004
11.50 ± 0.10
0.453 ± 0.004
TO-263/D2PAK
10.70 ± 0.10
0.421 ± 0.004
16.30 ± 0.10
0.642 ± 0.004
5.10 ± 0.10
0.201 ± 0.004
0.23 ± 0.10
T
0.009 ± 0.004
Suggested PAD Layout
Part Number Marking Code
Marking Code
CDBD2020-G
Page 4
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Comchip Technology CO., LTD.
Chip Schottky Barrier Rectifiers
QW-BB035
CDBD2040-G
CDBD2060-G
CDBD2080-G
SIZE
(inch)
0.374
(mm)
9.50
2.50
16.90
0.098
0.665
10.80 0.425
X2 1.10 0.043
B
C
X1
A
TO-263 / D2PAK
CDBD2050-G
CDBD2030-G
C
X1
X2
Y1
A
B
Y2
11.40 0.449
Y2 3.50 0.138
Y1
XXXXXX / XXXXXXX = Product type marking code
XXXXXX
CDBD20150-G
CDBD20200-G
CDBD20100-G
SK 2020
SK 2030
SK 2040
SK 2050
SK 2060
SK 2080
SK 20100
SK 20150
SK 20200
CDBD2045-G SK 2045
TO-263/D2PAK
Standard Packaging
Case Type
800
REEL
( pcs )
Reel Size
(inch)
13
REEL PACK
