Document
SMD Schottky Barrier Diode
CDBUR54-HF
Io = 200 mA VR = 30 Volts RoHS Device Halogen Free
Features
-Low forward voltage.
-Designed for mounting on small surface.
-Extremely thin / leadless package.
-Majority carrier conduction.
0603/SOD-523F
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.
0.018(0.45) Typ.
0.033(0.85) 0.027(0.70)
-Terminals: Gold plated, solderable per MIL-STD-750,method 2026.
-Marking code: cathode band & BF -Mounting position: Any -Weight: 0.003 gram(approx.).
0.028(0.70) Typ.
Dimensions in inches and (millimeter)
Maximum Rating (at TA=25OC unless otherwise noted)
Parameter
Peak reverse voltage Reverse voltage
Conditions
Symbol Min Typ Max Unit
VRM
30 V
VR 30 V
RMS reverse voltage
VR(RMS)
21 V
Average forward rectified current
IO 200 mA
Repetitive peak forward current Forward current,surge peak Power dissipation
8.3 ms single half sine-wave superimposed on rate load(JEDEC method)
IFRM IFSM PD
0.3 A 0.6 A 150 mW
Storage temperature
TSTG
-65
+125 OC
Junction temperature
Tj +125 OC
Electrical Characteristics (at TA=25OC unless otherwise noted)
Parameter
Conditions
Symbol Min Typ Max Unit
Forward voltage
Reverse current Capacitance between terminals
IF = 0.1mA IF = 1mA IF = 10mA IF = 30mA IF = 100mA
VR = 25V
f = 1 MHz, and 1 VDC reverse voltage
VF
IR CT
0.24 0.32 0.4 0.5
1
2
10
V
uA pF
Reverse recovery time
IF=IR=10mA,Irr=0.1xIR,RL=100 Ohm
Trr
5 nS
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Comchip Technology CO., LTD.
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Forward current (mA )
SMD Schottky Barrier Diode
RATING AND CHARACTERISTIC CURVES (CDBUR54-HF)
Fig. 1 - Forward characteristics
1000
100
10
1
O
C
O
C
O
C
O
C
-25
25
75
125
0.1 0
0.2 0.4 0.6
Forward voltage (V)
0.8
Reverse current ( A )
Fig. 2 - Reverse characteristics
1m
100u
O
125 C
10u
1u
100n 10n 0
O
75 C
O
25 C
O
-25 C
5 10 15 20 25 30
Reverse voltage (V)
Fig.3 - Capacitance between terminals characteristics
14
f=1MHz
12 O
TA=25 C
10
8
6
4
2
0 0 5 10 15 20 25 30
Reverse voltage (V)
Average forward current(%)
Fig.4 - Current derating curve
120 Mounting on glass epoxy PCBs
100
80
60
40
20
0 0
25 50 75 100 125 150
Ambient temperature (OC)
Capacitance between terminals (PF)
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SMD Schottky Barrier Diode
Reel Taping Specification
P0 d P1 E
Index hole
F BW
Polarity
PA
T C
120o
D2 D1 D
End
Trailer .......
.......
10 pitches (min)
Device
....... .......
....... .......
W1 Leader ....... .......
10 pitches (min)
Start
Direction of Feed
0603 (SOD-523F)
SYMBOL
(mm) (inch)
A
1.00 ± 0.10 0.039 ± 0.004
BC
1.85 ± 0.10 1.00 ± 0.10 0.073 ± 0.004 0.039± 0.004
d
1.55 ± 0.05 0.061 ± 0.002
D
178 ± 1 7.008 ± 0.04
D1
60.0 MIN. 2.362 MIN.
D2
13.0 ± 0.20 0.512 ± 0.008
0603 (SOD-523F)
SYMBOL
(mm) (inch)
E F P P0 P1 T W
1.75 ± 0.10 3.50 ± 0.05 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.05 0.23 ± 0.05 8.00 ± 0.20 0.069 ± 0.004 0.138 ± 0.002 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.009 ± 0.002 0.315 ± 0.008
W1
13.5 MAX. 0.531 MAX.
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Comchip Technology CO., LTD.
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SMD Schottky Barrier Diode
Marking Code
Park Number CDBUR54-HF
Marking Code BF
Suggested PAD Layout
SIZE
A B C D E
0603/SOD-523F
(mm)
(inch)
1.25
0.049
0.60
0.024
1.00
0.039
1.85
0.073
0.65
0.026
Standard Package
Case Type
Qty per Reel Reel Size
(Pcs)
(inch)
0603/SOD-523F
4000
7
BF
D A E
C B
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Comchip Technology CO., LTD.
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