CDBMF340-HF [COMCHIP]
SMD Schottky Barrier Rectifiers;
| 型号： | CDBMF340-HF |
| 厂家： | 
COMCHIP TECHNOLOGY |
| 描述： | SMD Schottky Barrier Rectifiers |
| 文件： | 总4页 (文件大小：97K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SMD Schottky Barrier Rectifiers
Comchip
S M D D i o d e S p e c i a l i s t
CDBMF340-HF
Reverse Voltage: 40 Volts
Forward Current: 3 Amp
RoHS Device
SOD-123FL
Halogen Free
0.152(3.85)
0.140(3.55)
Features
0.039(1.00)
0.031(0.80)
0.079(2.00)
0.063(1.60)
- Ideal for surface mount applications.
- Easy pick and place.
0.008(0.20)
0.005(0.12)
- Plastic package has Underwriters Lab. Flammability
Classification 94V-0
0.055(1.40)
0.039(1.00)
- Exceeds environmental standard MIL-S-19500/228.
- Low leakage current.
Mechanical data
0.039(1.00)
0.024(0.60)
0.039(1.00)
0.024(0.60)
- Case: Mini SMA/SOD-123FL, molded plastic
- Terminals: Solderable per MIL-STD-750 Method 2026.
- Polarity: Color band denotes cathode end
- Weight: 0.018 grams(approx.).
Dimensions in inches and (millimeter)
Circuit diagram
Maximum Rating (at TA=25°C unless otherwise noted)
Symbol
Parameter
Value
Unit
Max. Repetitive peak reverse voltage
VRRM
VRMS
VDC
40
28
40
V
V
V
Max. RMS voltage
Max. DC blocking voltage
Max. Peak forward surge current
IFSM
50
A
A
8.3ms single half sine-wave JEDEC method)
Average forward current
IO
3
Junction to lead
RθJL
40
Typ. Thermal resistance (Note2)
°C/W
Junction to Ambient
RθJA
TJ
120
Operating temperature range
Storage temperature range
-40 to +125
-55 to +150
°C
°C
TSTG
Electrical Characteristics (at TA=25°C unless otherwise noted)
Symbol
Typ.
Parameter
Max. Forward voltage (Note 1)
DC reverse current TJ=25°C
Junction capacitance
Conditions
Min.
Max.
540
Unit
IF = 3A
VF
IR
mV
uA
pF
VR = 40V
200
f = 1MHz, VR = 1V
CJ
250
Notes: 1. Pulse test with PW=300µsec, 1% duty cycle
2. Mounted on 50cm² FR-4 PCB board.
Company reserves the right to improve product design , functions and reliability without notice.
REV:A
Page 1
QW-JB063
Comchip Technology CO., LTD.
SMD Schottky Barrier Rectifiers
RATING AND CHARACTERISTIC CURVES (CDBMF340-HF)
Fig.1 - Typical Forward Current
Derating Curve
Fig.2 - Typical Forward Characteristics
3.5
10000
3.0
2.5
2.0
1.5
1.0
0.5
0
1000
TJ=125°C
TJ=100°C
100
10
1
TJ=75°C
TJ=50°C
TJ=25°C
0
0.2
0.3
0.4
0.5
0.6
0
25
50
75
100
125
0
0.1
Lead Temperature, ( °C)
Forward Voltage, (V)
Fig.3 - Maximum Non-Repetitive
Forward Surge Current
Fig.4 - Typical Reverse Characteristics
100
100
80
60
40
20
0
TJ=25 O
C
8.3ms single half sine
wave, JEDEC method
TJ=125°C
TJ=100°C
10
1
TJ=75°C
TJ=50°C
0.1
TJ=25°C
0.01
0.001
1
10
100
0
10
20
30
40
50
Number of Cycles at 60Hz
Reverse Voltage, (V)
Fig.5 - Typical Capacitance of Diodes
450
400
350
300
250
200
150
100
50
0
0
10
20
30
40
Reverse Voltage, (V)
Company reserves the right to improve product design , functions and reliability without notice.
REV:A
Page 2
QW-JB063
Comchip Technology CO., LTD.
SMD Schottky Barrier Rectifiers
Reel Taping Specification
d
P0
T
E
F
P1
Index hole
W
B
C
P
A
1
2
0
o
D2
D
D1
W1
Trailer
.......
Device
.......
Leader
.......
.......
.......
Start
End
.......
.......
.......
160mm (min)
400mm (min)
Direction of Feed
SYMBOL
A
B
C
d
D
D1
D2
(mm)
2.00 ± 0.10
4.00 ± 0.10
1.45 ± 0.10
1.55 ± 0.10
178 MAX.
62.00 MIN.
13.00 ± 0.20
Mini-SMA/SOD-123FL
Mini-SMA/SOD-123FL
(inch)
0.079 ± 0.04
0.157 ± 0.04
0.057 ± 0.04
0.061 ± 0.004
7.008 MAX.
2.441 MIN.
0.512 ± 0.008
SYMBOL
E
F
P
P0
P1
T
W
W1
(mm)
1.75 ± 0.10
3.50 ± 0.05
4.00 ± 0.10
4.00 ± 0.10
2.00 ± 0.05
0.23 ± 0.10
8.00 ± 0.30
11.4 MIN.
0.449 MIN.
(inch)
0.069 ± 0.004
0.138 ± 0.002
0.157 ± 0.004
0.157 ± 0.004
0.079 ± 0.002
0.009 ± 0.004
0.315 ± 0.012
Company reserves the right to improve product design , functions and reliability without notice.
REV:A
Page 3
QW-JB063
Comchip Technology CO., LTD.
SMD Schottky Barrier Rectifiers
Marking Code
Marking Code
34
Part Number
34
CDBMF340-HF
= Cathod band
xx = Product type marking code
Suggested PAD Layout
Mini-SMA/SOD-123FL
SIZE
D
A
(mm)
(inch)
0.137
0.031
A
B
C
3.47
E
0.78
1.22
0.048
0.167
0.106
C
D
E
4.25
2.70
B
Standard Packaging
REEL PACK
Case Type
REEL
Reel Size
( pcs )
(inch)
Mini-SMA /
SOD-123FL
3,000
7
Company reserves the right to improve product design , functions and reliability without notice.
REV:A
Page 4
QW-JB063
Comchip Technology CO., LTD.
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