SMD Schottky Barrier Rectifier
COMCHIP
www.comchip.com.tw
CDBB220 Thru CDBB2100
Reverse Voltage: 20 - 100 Volts
Forward Current: 2.0 Amp
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
SMB/DO-214AA
0.083(2.11)
0.075(1.91)
0.185(4.70)
0.160(4.06)
0.155(3.94)
0.130(3.30)
Mechanical Data
Case: JEDEC DO-214AA molded plastic
Terminals: solderable per MIL-STD-750,
method 2026
Polarity: Color band denotes cathode
end
Mounting position: Any
Approx. Weight:0.093 gram
0.096(2.44)
0.083(2.13)
0.050(1.27)
0.030(0.76)
0.012(0.31)
0.006(0.15)
0.220(5.59)
0.200(5.08)
0.008(0.20)
0.203(0.10)
Dimensions in inches and (millimeter)
Maximum Ratings and Electrical Characterics
Parameter
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 Current
at 2.0 A
Max. DC Reverse Current at Rated DC
Blocking Voltage
Ta=25
C
Ta=100
C
Max. Thermal Resistance (Note 1)
Operating Junction temperature
Storage Temperature
R
R
JA
JL
Symbol
V
RRM
V
DC
V
RMS
I
FSM
CDBB220
CDBB240
CDBB260
CDBB2100
Unit
V
V
V
A
20
20
14
40
40
28
60
60
42
100
100
70
50
Io
V
F
I
R
20
0.50
2.0
0.70
0.85
A
V
mA
10
0.5
75
17
-50 to +125
-65 to +150
C/W
C
C
Tj
T
STG
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
MDS0208010B
Page 1
SMD Schottky Barrier Rectifier
COMCHIP
www.comchip.com.tw
Rating and Characteristic Curevs (CDBB220 Thru CDBB2100)
Fig. 1 - Reverse Characteristics
100
100
Fig.2 - Forward Characteristics
CDBB220-240
CDBB260
Reverse Current ( mA )
10
Forward Current ( A )
10
CDBB280-2100
1
Tj=75 C
1
0.1
0.1
Tj=25 C
0.01
0.01
Tj=25 C
Pulse width 300uS
4% duty cycle
0
20
40
60
80
100 120 140 160 180 200
0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7
Forward Voltage (V)
1.9 2.1
Percent of Rated PeakReverse Voltage (%)
Fig. 3 - Junction Capacitance
350
Fig. 4 - Current Derating Curve
Junction Capacitance (pF)
250
200
150
100
50
0
0.01
0.1
1.0
10
100
Average forward Current ( A )
300
=1MHz and applied
4VDC reverse voltage
2.4
2.0
CD
1.6
1.2
0.8
0.4
0
20
40
60
80
BB
Reverse Voltage (V)
Ambient Temperature ( C)
CD
100
26
BB
22
0-
24
0
0-
21
00
120
140
160
Fig. 5 - Non Repetitive Forward
Surge Current
Peak Surge Forward Current ( A )
50
8.3mS Single Half Sine
Wave JEDEC methode
40
30
Tj=25 C
20
10
0
1
5
10
50
1 00
Number of Cycles at 60Hz
MDS0208010B
Page 2
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