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SMD Schottky Barrier Diode
SMD Diodes Specialist
CDBU0140R-HF(RoHS Device)
Io = 100 mA VR = 40 Volts Features
Halogen free. Low reverse current. Designed for mounting on small surface. Extremely thin / leadless package. Majority carrier conduction.
0.039(1.00) 0.031(0.80)
0603(1608)
0.071(1.80) 0.063(1.60)
Mechanical data
0.033(0.85)
Case: 0603(1608) standard package, molded plastic. Terminals: Gold plated, solderable per MIL-STD-750,method 2026. Marking Code: Cathode band & B9 Mounting position: Any. Weight: 0.003 gram(approx.).
0.027(0.70)
0.014(0.35) Typ.
0.012 (0.30) Typ.
0.028(0.70) Typ.
Dimensions in inches and (millimeter)
Maximum Rating (at TA=25 C unless otherwise noted)
O
Parameter
Repetitive Peak reverse voltage Reverse voltage Average forward rectified current Forward current,surge peak Power Dissipation Storage temperature Junction temperature
Conditions
Symbol Min Typ Max Unit
VRRM VR IO 45 40 100 1 150 -40 +125 +125 V V mA A mW
O
8.3 ms single half sine-wave superimposed on rate load (JEDEC method)
IFSM PD TSTG Tj
C C
O
Electrical Characteristics (at TA=25 C unless otherwise noted)
O
Parameter
Forward voltage Reverse current Capacitance between terminals IF = 10mA VR = 10V
Conditions
Symbol Min Typ Max Unit
VF IR CT 6 0.45 1 V uA pF
f = 1 MHz, and 10 VDC reverse voltage
REV:A
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Comchip Technology CO., LTD.
SMD Schottky Barrier Diode
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CDBU0140R-HF)
Fig. 1 - Forward characteristics
1000 1m 100u
Fig. 2 - Reverse characteristics
Reverse current ( A )
Forward current (mA )
125 C
O
100
10u
75 C
O
10
1u
75 O C 25 O C
125
O
C
100n
25 C
O
-25
1
O
C
10n
-25 C
O
0.1 0 0.2 0.4 0.6 0.8 1.0
1n 0 10 20 30 40
Forward voltage (V)
Reverse voltage (V)
Fig. 3 - Capacitance between terminals characteristics
Capacitance between terminals (PF)
100
Fig.4 - Current derating curve
Average forward current(%)
100
80
10
60
40
20
1 0 5 10 15 20 25 30 35 40
0 0 25 50 75 100
O
125
Reverse voltage (V)
Ambient temperature ( C)
REV:A
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Comchip Technology CO., LTD.
SMD Schottky Barrier Diode
SMD Diodes Specialist
Reel Taping Specification
P0 P1 d Index hole E T
F B
Polarity
W C
P
A
12 0
o
D2
D1 D
W1
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
D1
60.0 MIN.
2.362 MIN.
D2
13.0 0.20
0.512 0.008
U/0603
(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
P0
4.00 0.10
0.157 0.004
P1
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
W1
13.5 MAX.
0.531 MAX.
U/0603
(mm) (inch)
REV:A
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Page 3
Comchip Technology CO., LTD.
SMD Schottky Barrier Diode
SMD Diodes Specialist
Marking Code
Park Number CDBU0140R-HF Marking Code
B9
B9
Suggested PAD Layout
U/0603 SIZE (mm) A B C D E 1.70 0.60 0.80 2.30 1.10 (inch) 0.067 0.024 0.031
C D A E
0.091
B
0.043
Standard Package
Qty per Reel Case Type (Pcs) U/0603 4000 Reel Size (inch) 7
REV:A
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Page 4
Comchip Technology CO., LTD.

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