SMD Schottky Barrier Diode
CDBUR0320/0330/0340-HF
I
o
= 350 mA
V
R
= 20 to 40 Volts
RoHS Device
Halogen Free
0603/SOD-523F
Features
-Low forward voltage.
-Designed for mounting on small surface.
-Extremely thin / leadless package.
-Majority carrier conduction.
0.071(1.80)
0.063(1.60)
0.039(1.00)
0.031(0.80)
Mechanical data
-Case: 0603/SOD-523F standard package,
molded plastic.
-Terminals: Gold plated, solderable per
MIL-STD-750,method 2026.
-Marking code:
CDBU0320-HF : BH
CDBU0330-HF : BJ
CDBU0340-HF : BK
-Mounting position: Any
-Weight: 0.003 gram(approx.).
O
0.033(0.85)
0.027(0.70)
0.018(0.45) Typ.
0.028(0.70) Typ.
Dimensions in inches and (millimeter)
Maximum Rating
(at T
A
=25 C unless otherwise noted)
Parameter
Repetitive Peak reverse voltage
Reverse voltage
RMS reverse voltage
Average forward rectified current
Forward current, surge peak
8.3 ms single half sine-wave
Power dissipation
Thermal resistance junction
to ambient air
Storage temperature
Junction temperature
Symbol
V
RRM
V
R
V
R(RMS)
I
O
I
FSM
P
D
R
JA
CDBUR0320 CDBUR0330 CDBUR0340 Unit
20
14
30
21
350
1.5
150
667
-65 TO +125
+125
O
40
28
V
V
mA
A
mW
O
C/W
O
T
STG
T
j
C
C
O
Electrical Characteristics
(at T
A
=25 C unless otherwise noted)
Parameter
Reverse current CDBUR0320-HF
V
R
= 10V
CDBUR0330-HF
V
R
= 20V
CDBUR0340-HF
V
R
= 30V
Forward voltage
I
F
= 20mA
I
F
= 200mA
f = 1 MHz, and 0 VDC reverse voltage
I
F
=I
R
=10mA,Irr=0.1xIR,RL=100 ohm
Conditions
Symbol Min Typ Max Unit
I
R
5
5
5
0.37
0.60
50
6.4
uA
V
F
C
T
T
rr
V
pF
nS
REV:A
Capacitance between terminals
Reverse recovery time
QW-G1077
Comchip Technology CO., LTD.
Page 1
SMD Schottky Barrier Diode
RATING AND CHARACTERISTIC CURVES (CDBUR0320/0330/0340-HF)
Fig. 1 - Forward characteristics
1000
1m
125 C
O
Fig. 2 - Reverse characteristics
Reverse current ( A )
Forward current (mA )
100
100u
10
10u
75 C
O
1
1u
25 C
O
C
O
0.1
C
125
C
75
25
0.01
0
0.1
0.2
0.3
0.4
0.5
0.6
-25
C
O
100n
O
O
10n
0
10
20
30
40
Forward voltage (V)
Reverse voltage (V)
Fig.3 - Capacitance between
terminals characteristics
Capacitance between terminals (
P
F)
50
120
Fig.4 - Current derating curve
Average forward current(%)
f=1MHz
O
T
A
=25 C
40
Mounting on glass epoxy PCBs
100
80
30
60
20
40
10
20
0
0
10
20
30
40
0
0
25
50
75
100
O
125
150
Reverse voltage (V)
Ambient temperature ( C)
REV:A
QW-G1077
Comchip Technology CO., LTD.
Page 2
SMD Schottky Barrier Diode
Reel Taping Specification
P
0
P
1
d
Index hole
E
T
F
B
Polarity
W
C
P
A
12
0
o
D
2
D
1
D
W
1
Trailer
.......
.......
10 pitches (min)
Device
.......
.......
.......
.......
Leader
.......
.......
10 pitches (min)
End
Start
Direction of Feed
SYMBOL
A
1.00 ± 0.10
0.039
±
0.004
B
1.85 ± 0.10
0.073
±
0.004
C
1.00 ± 0.10
0.039
±
0.004
d
1.55 ± 0.05
0.061
±
0.002
D
178 ± 1
7.008
±
0.04
D
1
60.0 MIN.
2.362 MIN.
D
2
13.0 ± 0.20
0.512
±
0.008
0603
(SOD-523F)
(mm)
(inch)
SYMBOL
E
1.75 ± 0.10
0.069
±
0.004
F
3.50 ± 0.05
0.138
±
0.002
P
4.00 ± 0.10
0.157
±
0.004
P
0
4.00 ± 0.10
0.157
±
0.004
P
1
2.00 ± 0.05
0.079
±
0.004
T
0.23 ± 0.05
0.009
±
0.002
W
8.00 ± 0.20
0.315
±
0.008
W
1
13.5 MAX.
0.531 MAX.
0603
(SOD-523F)
(mm)
(inch)
REV:A
QW-G1077
Comchip Technology CO., LTD.
Page 3
SMD Schottky Barrier Diode
Marking Code
Park Number
CDBUR0320-HF
CDBUR0330-HF
CDBUR0340-HF
Marking Code
BH
BJ
BK
XX
xx = Product type marking code
Suggested PAD Layout
0603/SOD-523F
SIZE
(mm)
A
B
C
D
E
1.25
0.60
1.00
1.85
0.65
(inch)
0.049
0.024
0.039
C
D
A
E
0.073
B
0.026
Standard Package
Qty per Reel
Case Type
(Pcs)
0603/SOD-523F
4000
Reel Size
(inch)
7
REV:A
QW-G1077
Comchip Technology CO., LTD.
Page 4
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