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SMD Schottky Barrier Diode
SMD Diodes Specialist
CDBU0140L-HF (RoHS Device)
Io = 100 mA VR = 40 Volts Features
Halogen free. Low forward voltage. 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
Case: 0603(1608) standard package, molded plastic. Terminals: Gold plated, solderable per MIL-STD-750,method 2026. Marking code: cathode band & B8 Mounting position: Any Weight: 0.003 gram(approx.).
0.028(0.70) Typ. 0.014(0.35) Typ.
0.033(0.85) 0.027(0.70)
0.012 (0.30) 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 Storage temperature Junction temperature
Conditions
Symbol Min Typ Max Unit
VRRM VR IO 45 40 100 1 -40 +125 +125 V V mA A
O
8.3 ms single half sine-wave superimposed on rate load (JEDEC method)
IFSM TSTG Tj
C C
O
Electrical Characteristics (at TA=25 C unless otherwise noted)
O
Parameter
Forward voltage Reverse current Capacitance between terminals IF = 100mA IF = 10mA VR = 10V
Conditions
Symbol Min Typ Max Unit
VF IR CT 6 0.55 0.34 30 V uA pF
f = 1 MHz, and 10 VDC reverse voltage
REV:A
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Page 1
Comchip Technology CO., LTD.
SMD Schottky Barrier Diode
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CDBU0140L-HF)
Fig. 1 - Forward characteristics
1000 10m 1m
Fig. 2 - Reverse characteristics
Reverse current ( A )
Forward current (mA )
75 C
O
100u 10u 1u 100n 10n
100
25 C
O
C
C
C
O
10
C
O
O
O
25
75
1 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
-25
12
-25 C
5
O
1n 0 10 20 30 40
Forward voltage (V)
Reverse voltage (V)
Fig. 3 - Capacitance between terminals characteristics
Capacitance between terminals (PF)
15
Fig.4 - Current derating curve
Average forward current(%)
12
100
80
9
60
6
40
3
20
0 0 10 20 30 40
0 0 25 50 75 100
O
125
150
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 CDBU0140L-HF Marking Code
B8
B8
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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