SMD Schottky Barrier Diodes
CDBV120-HF Thru. CDBV140-HF
Forward current: 1.0A
Reverse voltage: 20 to 40V
RoHS Device
Halogen Free
Features
- For use in low voltage, high frequency inverters.
- Free wheeling, and polarity protection applications.
0.014 (0.35)
0.010 (0.25)
0.071 (1.80)
0.063 (1.60)
0.055 (1.40)
0.047 (1.20)
SOD-323
0.108 (2.75)
0.100 (2.55)
Mechanical Data
- Case: SOD-323, molded plastic.
- Terminals: Solderable per MIL-STD-750, method
2026.
- Polarity: Indicated by cathode end.
0.039 (1.00)
MAX.
0.004 (0.10)
0.000 (0.00)
0.035 (0.90)
0.031 (0.80)
0.006 (0.150)
0.003 (0.080)
0.019 (0.475)REF
Circuit Diagram
Dimensions in inches and (millimeter)
Maximum Ratings
(At Ta=25°C, unless otherwise noted)
Parameter
Non-repetitive peak reverse voltage
Peak repetitive peak reverse voltage
Working peak reverse voltage
DC blocking voltage
RMS reverse voltage
Average rectified output current
Non-repetitive peak forward surge current @ t=8.3ms
Repetitive peak forward current
Power dissipation
Thermal resistance, junction to ambient
Junction temperature range
Storage temperature range
Symbol
V
RM
V
RRM
V
RWM
V
R
V
R(RMS)
I
O
I
FSM
I
FRM
P
D
R
θJA
T
J
T
STG
CDBV120-HF
20
20
14
CDBV130-HF
30
30
21
1
9
1.5
250
400
-40 ~ +125
-55 ~ +150
CDBV140-HF
40
40
28
Unit
V
V
V
A
A
A
mW
°C/W
°C
°C
Electrical Characteristics
(At Ta=25°C, unless otherwise noted)
Parameter
Reverse breakdown voltage
CDBV120-HF
CDBV130-HF
CDBV140-HF
CDBV120-HF
CDBV130-HF
CDBV140-HF
CDBV120-HF
CDBV130-HF
CDBV140-HF
CDBV120-HF
CDBV130-HF
CDBV140-HF
Diode capacitance
Conditions
I
R
= 1mA
V
R
= 20V
V
R
= 30V
V
R
= 40V
I
F
= 1A
Symbol
V
(BR)
Min.
20
30
40
Max.
Unit
V
Reverse voltage leakage current
I
R
1
0.45
0.55
0.60
mA
V
Forward voltage
V
F
I
F
= 3A
V
R
= 4V, f = 1MHz
C
D
0.75
0.875
0.90
120
V
pF
REV:B
Company reserves the right to improve product design , functions and reliability without notice.
QW-JB041
Page 1
Comchip Technology CO., LTD.
SMD Schottky Barrier Diodes
TYPICAL RATING AND CHARACTERISTIC CURVES (CDBV120-HF thru.CDBV140-HF)
Fig.1- Power Derating Curve
Capacitance Between Terminals, C
T
(pF)
300
250
T
J
=25°C
f=1MHz
Fig.2- Capacitance Characteristics
Power Dissipation, P
D
(mW)
250
200
150
100
50
0
0
25
50
75
100
125
200
150
CDBV120-HF
100
CDBV130-HF
50
CDBV140-HF
0
0
5
10
15
20
Ambient Temperature, Ta (°C)
Reverse Voltage, V
R
(V)
TYPICAL RATING AND CHARACTERISTIC CURVES (CDBV120-HF)
Fig.3 - Forward Characteristics
3000
6000
Fig.4 - Reverse Characteristics
Forward Current, I
F
(mA)
1000
Reverse Current, I
R
(μA)
T
A
= 100°C
1000
T
A
= 100°C
100
100
T
A
= 25°C
10
T
A
= 25°C
10
0
200
400
600
800
1
0.1
1
10
20
Forward Voltage, V
F
(mV)
Reverse Voltage, V
R
(V)
Company reserves the right to improve product design , functions and reliability without notice.
QW-JB041
REV:B
Page 2
Comchip Technology CO., LTD.
SMD Schottky Barrier Diodes
TYPICAL RATING AND CHARACTERISTIC CURVES (CDBV130-HF)
Fig.5 - Forward Characteristics
3000
1000
T
A
= 100°C
Fig.6 - Reverse Characteristics
10000
Forward Current, I
F
(mA)
Reverse Current, I
R
(μA)
1000
T
A
= 100°C
100
100
T
A
= 25°C
10
T
A
= 25°C
10
1
1
0
0.2
0.4
0.6
0.8
1.0
0.1
0
5
10
15
20
25
30
Forward Voltage, V
F
(V)
Reverse Voltage, V
R
(V)
TYPICAL RATING AND CHARACTERISTIC CURVES (CDBV140-HF)
Fig.7 - Forward Characteristics
3000
T
A
= 100°C
Fig.8 - Reverse Characteristics
10000
Forward Current, I
F
(mA)
Reverse Current, I
R
(μA)
1000
T
A
= 100°C
1000
100
T
A
= 25°C
100
T
A
= 25°C
10
10
0
0.2
0.4
0.6
0.8
1.0
1
0
10
20
30
40
Forward Voltage, V
F
(V)
Reverse Voltage, V
R
(V)
Company reserves the right to improve product design , functions and reliability without notice.
QW-JB041
REV:B
Page 3
Comchip Technology CO., LTD.
SMD Schottky Barrier Diodes
Reel Taping Specification
12
0
o
D
2
D
1
D
W
1
SYMBOL
A
1.48
±
0.05
0.058
±
0.002
B
3.30
±
0.05
0.130
±
0.002
C
1.25
±
0.05
0.049
±
0.002
d
1.50
+
0.10
0.059
+
0.004
D
178
±
2.00
7.008
±
0.079
D
1
54.40
±
1.00
2.142
±
0.039
D
2
13.00
±
1.00
0.512
±
0.039
SOD-323
(mm)
(inch)
SYMBOL
E
1.75
±
0.10
0.069
±
0.004
F
3.50
±
0.10
0.138
±
0.004
P
4.00
±
0.10
0.158
±
0.004
P
0
4.00
±
0.10
0.158
±
0.004
P
1
2.00
±
0.10
W
8.00
+
0.30 /
–0.10
W
1
12.30
±
1.00
SOD-323
(mm)
(inch)
0.079
±
0.004
0.315
+
0.012 /
–0.004
0.484
±
0.039
Company reserves the right to improve product design , functions and reliability without notice.
QW-JB041
REV:B
Page 4
Comchip Technology CO., LTD.
SMD Schottky Barrier Diodes
Marking Code
Part Number
CDBV120-HF
CDBV130-HF
CDBV140-HF
Marking Code
SJ
SK
SL
XX
XX = Product type marking code
▎=
The marking bar indicates the cathode.
Solid dot “ ” = Halogen Free
Suggested PAD Layout
SOD-323
SIZE
(mm)
A
B
C
2.15
0.70
0.70
(inch)
0.085
0.028
0.028
A
C
B
Note:
1.General tolerance: ±0.05mm.
2.The pad layout is for reference purposes only.
Standard Packaging
REEL PACK
Case Type
REEL
( pcs )
Reel Size
(inch)
SOD-323
3,000
7
Company reserves the right to improve product design , functions and reliability without notice.
QW-JB041
REV:B
Page 5
Comchip Technology CO., LTD.
Microchip MCU
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