SMD Schottky Barrier Rectifiers
Page 1
REV: D
CDBB240-HF Thru. CDBB2100-HF
QW-JB019
Comchip Technology CO., LTD.
Features
-Ultra high-speed switching.
Mechanical data
-Case: Molded plastic, DO-214AA / SMB
-Terminals: solderable per MIL-STD-750,
method 2026.
-Polarity: Indicated by cathode band.
-weight: 0.091 grams
-Low Profile surface mount applications
in order to optimize board space.
-Low power loss, high efficiency.
-High current capability, low forward voltage drop.
-High surge capability.
-Guard ring for overvoltage protection.
-Epoxy: UL94-V0 rate flame retardant.
-Silicon epitaxial planar chip,metal silicon junction.
Maximum Ratings and Electrical Characteristics
Forward surge current
Reverse Current
Storage temperature
A
A
mA
Parameter Conditions
on rate load (JEDEC method)
8.3ms single half sine-wave superimposed
Forward rectified current see Fig.1
Thermal Resistance
Diode Junction capacitance
VR =VRRM TA=25°C
VR =VRRM TA=100°C
f=1MHZ and applied 4V DC reverse Voltage
Junction to ambient
Symbol
IO
IFSM
IR
RθJA
CJ
TSTG
IR
MIN. TYP. MAX.
mA
°C/W
pF
°C
2.0
50
0.5
20
50
30
-50 +175
Ratings at Ta=25°C unless otherwise noted.
Single phase, half wave, 60Hz, resistive or inductive loaded.
For capacitive load, derate current by 20% .
Units
Reverse Voltage: 40 to 100 Volts
Forward Current: 2.0 Amp
RoHS Device
Halogen Free
Max. Repetitive peak reverse voltage
Max. DC blocking voltage
Max. RMS voltage
Units
Symbol
Parameter
VRRM
VDC
VRMS
V
V
V
Max. instantaneous forward voltage
@2.0A, TA=25°C VF
CDBB
240-HF
40
40
28
0.50
CDBB
260-HF
60
60
42
0.70
CDBB
2100-HF
100
100
70
0.81 V
Operating Temperature TJ-50 to +150 °C
Dimensions in inches and (millimeter)
DO-214AA (SMB)
0.126 (3.20)
0.078 (1.99)
0.087 (2.20)
0.071 (1.80) 0.157 (4.00)
0.130 (3.30)
0.191 (4.85)
0.157 (4.00)
0.012 (0.31)
MAX.
0.220 (5.60)
0.197 (5.00)
0.063 (1.60)
0.028 (0.70)
0.008(0.21)
MAX.
Company reserves the right to improve product design , functions and reliability without notice.
Comchip Technology CO., LTD.
Page 2
REV: D
SMD Schottky Barrier Rectifiers
QW-JB019
RATING AND CHARACTERISTIC CURVES (CDBB240-HF Thru. CDBB2100-HF)
Percent of Rated Peak Reverse Voltage, (%)
20012080 1600
Fig.5 - Typical Reverse Characteristics
0.01
0.1
1
10
100
Forward Voltage, (V)
0.1
Fig.2 - Typical Forward Characteristics
0.01
0.1
1.0
10
100
0.9
Reverse Voltage, (V)
Fig.4 - Typical Junction Capacitance
Ambient Temperature, (°C)
Fig.1 - Typical Forward Current
0
1.2
1.6
1.1 1.5
0 100 175
0.4
2.4
40
0.5 1.3
0.8
TJ=75°C
TJ=25°C
Number of Cycles at 60Hz
P a F r adu g Cur et, )
e k o wr S r e r n(A
25 50 75 150125
2.0
Average Forward Current , (A)
INSTANTANEOUS FORWARD CURRENT, (A)
Pulse Width 300us
1% Duty Cycle
TJ=25°C
0.7
0.3
Reverse Leakage Current, (mA)
Junction Capacitance , (pF)
Fig.3 - Maximum Non-repetitive Forward
Surge Current
0
30
50
1 10 100
10
40
20
O
TJ=25 C
8.3ms single half sine
wave, JEDEC method
0.01
0
200
700
1 10 1000.1
100
400
300
600
500
Derating Curve
CDBB2100-HF
CDBB240-HF
CDBB260-HF
Company reserves the right to improve product design , functions and reliability without notice.
Comchip Technology CO., LTD.
Page 3
REV: D
SMD Schottky Barrier Rectifiers
QW-JB019
B C dD D2D1
SYMBOL
A
(mm)
(inch) 1.969 MIN.
8.00 ± 0.10
1.50 ± 0.10 50.0 MIN. 13.50 ± 0.50
4.00 ± 0.10 2.00 ± 0.10 12.0 ± 0.30 18.4 ± 1.00
330 ± 2.00
0.059 ± 0.004 12.99 ± 0.079 0.531 ± 0.020
SYMBOL
(mm)
(inch) 0.315± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.724 ± 0.040
E F P P0P1WW1
1.75 ± 0.10
0.069 ± 0.004
5.50 ± 0.10
0.217 ± 0.004
4.00 ± 0.10
0.157 ± 0.004
5.90 ± 0.10
0.232 ± 0.004
3.00 ± 0.10
0.118 ± 0.004
0.60 ± 0.10
0.236 ± 0.004
T
0.472 ±0.012
(SMB)
DO-214AA
(SMB)
DO-214AA
Reel Taping Specification
o
120
Trailer Device Leader
10 pitches (min)10 pitches (min)
.......
.......
....... ..............
....... ..............
End Start
T
C
Direction of Feed
Index hole
d
E
F
B W
P
P0
P1
A
D1
D2
D
W1
Company reserves the right to improve product design , functions and reliability without notice.
Comchip Technology CO., LTD.
Page 4
REV: D
SMD Schottky Barrier Rectifiers
QW-JB019
Suggested PAD Layout
SIZE
(inch)
0.169
(mm)
4.30
2.50
2.30
0.098
0.091
6.80 0.268
E1.80 0.071
A
B
C
D
A
B
C
E
D
Standard Packaging
Case Type
3,000
REEL
( pcs )
Reel Size
(inch)
13
REEL PACK
DO-214AA
(SMB)
Part Number Marking Code
Marking Code
CDBB240-HF
CDBB260-HF
CDBB2100-HF
240
260
2100
C
XXX
Comchip logo
PKG
SMA
SMB
SMC
A
B
C
Product type marking code
Package:
OO X
X
Schottky Diode
Special code
Blank
L
LL
oo
SL
Others
Low VF
Ultra Low VF
Super Low VF
B
Cathod Band
xxx/xxxx = Product type marking code
Company reserves the right to improve product design , functions and reliability without notice.
DO-214AA(SMB)
