COMCHIP CDBC340-HF

SMD Schottky Barrier Rectifiers
CDBC320-HF Thru. CDBC3100-HF
Reverse Voltage: 20 to 100 Volts
Forward Current: 3.0 Amp
RoHS Device
Halogen Free
DO-214AB (SMC)
Features
-Low Profile surface mount applications
in order to optimize board space.
-Low power loss, high efficiency.
-Hight current capability, low forward voltage drop.
0.126 (3.20)
0.114 (2.90)
0.245 (6.22)
0.220 (5.59)
-Hight surge capability.
0.280 (7.11)
0.260 (6.60)
-Guardring for overvoltage protection.
-Ultra high-speed switching.
-Silicon epitaxial planar chip,metal silicon junction.
Mechanical data
0.019 (0.485)
MAX.
0.114 (2.90)
0.075 (1.90)
-Epoxy: UL94-V0 rate flame retardant.
-Case: Molded plastic, DO-214AB / SMC
0.008(0.20)
0.004(0.10)
0.325 (8.25)
0.305 (7.75)
0.063 (1.60)
0.030 (0.76)
-Terminals: solderable per MIL-STD-750,
method 2026.
-Polarity: Indicated by cathode band.
Dimensions in inches and (millimeter)
-Weight: 0.226 grams
Maximum Ratings and Electrical Characteristics
Ratings at Ta=25°C unless otherwise noted.
Single phase, half wave, 60Hz, resistive or inductive loaded.
For capacitive load, derate current by 20% .
Symbol
CDBC
320-HF
CDBC
340-HF
CDBC
360-HF
CDBC
3100-HF
Unit
Max. repetitive peak reverse voltage
VRRM
20
40
60
100
V
Max. DC blocking voltage
VDC
20
40
60
100
V
Max. RMS voltage
Parameter
VRMS
14
28
42
70
V
Max. instantaneous forward voltage @
3.0A, TA=25°C
VF
0.45
0.50
0.70
0.81
V
Operating Temperature
TJ
-50 to +150
Symbol
°C
MAX.
Units
IO
3.0
A
IFSM
70
A
VR =VRRM TA=25°C
IR
0.5
mA
VR =VRRM TA=100°C
IR
20
mA
Junction to ambient
RθJA
55
°C/W
CJ
250
pF
Parameter
Conditions
Forward rectified current
see Fig.1
Forward surge current
8.3ms single half sine-wave superimposed
on rate load (JEDEC method)
MIN.
TYP.
Reverse Current
Thermal Resistance
Diode Junction capacitance f=1MHZ and applied 4V DC reverse Voltage
Storage temperature
TSTG
-50
+175
°C
REV: A
Page 1
QW-JB032
Comchip Technology CO., LTD.
SMD Schottky Barrier Rectifiers
RATING AND CHARACTERISTIC CURVES (CDBC320-HF thru. CDBC3100-HF)
Fig.1 - Typical Forward Current
Derating Curve
Fig.2 - Typical Forward Characteristics
1.5
1.0
0.5
0
0
25
50
75
100
125
150
-H
F
BC
34
0
0.1
Fig.3 - Maximum Non-repetitive
Forward Surge Current
0.7
0.9
1.1
1.3
1.5
600
Junction Capacitance, (pF)
Peak Forward Surge Current, ( A )
0.5
700
TJ=25 OC
8.3ms single half sine
wave, JEDEC method
60
40
20
1
0.3
Fig.4 - Typical Junction Capacitance
80
0
TJ=25°C
Pulse Width 300us
1% Duty Cycle
Forward Voltage, ( V )
Ambient Temperature, (°C)
100
-HF
1.0
0.01
0.1
175
0HF
0HF
~C
D
3.0
00
C31
CDB
BC
36
2.0
10
C3
2
2.5
CD
3.0
CD
B
Instantaneous Forward Current, ( A )
Average Forward Current, (A)
100
10
100
500
400
300
200
100
0
0.01
Number of Cycles at 60Hz
0.1
1
10
100
Reverse Voltage, ( V )
Fig.5 - Typical Reverse Characteristics
Reverse Leakage Current, ( mA )
100
10
1
TJ=125°C
0.1
TJ=25°C
0.01
0
40
80
120
160
200
Percent of Rated Peak Reverse Voltage, (%)
REV: A
Page 2
QW-JB032
Comchip Technology CO., LTD.
SMD Schottky Barrier Rectifiers
Reel Taping Specification
d
P0
P1
T
E
Index hole
F
W
B
P
C
A
12
o
0
D2
D1 D
W1
Trailer
Device
.......
.......
End
.......
.......
Leader
.......
.......
.......
.......
10 pitches (min)
Start
10 pitches (min)
Direction of Feed
DO-214AB
(SMC)
DO-214AB
(SMC)
SYMBOL
A
B
C
d
D
D1
D2
(mm)
6.30 ± 0.10
8.60 ± 0.10
2.90 ± 0.10
1.50 ± 0.10
330 ± 2.00
50.0 MIN.
13.50 ± 0.50
(inch)
0.248 ± 0.004
0.339 ± 0.004
0.114 ± 0.004
0.059 ± 0.004
12.99 ± 0.079
1.969 MIN.
0.531 ± 0.020
SYMBOL
E
F
P
P0
P1
T
W
W1
(mm)
1.75 ± 0.10
7.50 ± 0.10
8.00 ± 0.10
4.00 ± 0.10
2.00 ± 0.10
0.60 ± 0.10
16.00 ± 0.30
22.40 ± 1.00
(inch)
0.069 ± 0.004
0.295 ± 0.004
0.315± 0.004
0.157 ± 0.004
0.079 ± 0.004
0.236 ± 0.004
0.630 ±0.012
0.882 ± 0.039
REV: A
Page 3
QW-JB032
Comchip Technology CO., LTD.
SMD Schottky Barrier Rectifiers
Marking Code
Part Number
Marking Code
CDBC320-HF
320
CDBC340-HF
340
Special code
oo
Blank
L
LL
SL
Others
Low VF
Ultra Low VF
Super Low VF
Comchip logo
CDBC360-HF
CDBC3100-HF
Package:
360
Cathod Band
3100
C
OO X
B
XXX
X
A
B
C
PKG
SMA
SMB
SMC
Product type marking code
Schottky Diode
xxx/xxxx = Product type marking code
Suggested PAD Layout
DO-214AB (SMC)
D
(mm)
(inch)
A
A
6.90
0.272
E
B
2.50
0.098
C
3.30
0.130
D
9.40
0.370
E
4.40
0.173
SIZE
C
B
Standard Packaging
REEL PACK
Case Type
DO-214AB
(SMC)
REEL
Reel Size
( pcs )
(inch)
3,000
13
REV: A
Page 4
QW-JB032
Comchip Technology CO., LTD.