COMCHIP CDBM140L-HF

COMCHIP
Low VF SMD Schottky Barrier Rectifiers
SMD Diodes Specialist
CDBM120L-HF Thru. CDBM140L-HF
Reverse Voltage: 20 to 40 Volts
Forward Current: 1.0 Amp
RoHS Device
Features
Mini SMA
-Halogen free.
0.154(3.9)
0.138(3.5)
-Ideal for surface mount applications.
0.012(0.3) Typ.
-Easy pick and place.
-Plastic package has Underwriters Lab.
flammability classification 94V-0.
0.071(1.8)
0.055(1.4)
-Exceeds environmental standard MIL-S19500/228.
-Low leakage current.
0.110(2.8)
0.094(2.4)
Mechanical data
-Case: Mini SMA/SOD-123, molded plastic.
0.067(1.7)
0.051(1.3)
-Terminals: solderable per MIL-STD-750,
method 2026.
0.035(0.9) Typ.
0.035(0.9) Typ.
-Polarity: Color band denotes cathode end.
Dimensions in inches and (millimeter)
-Approx. weight: 0.027 grams
Maximum Ratings and Electrical Characteristics
Parameter
Symbol
CDBM120L-HF
CDBM140L-HF
Units
Max. repetitive peak reverse voltage
VRRM
20
40
V
Max. DC blocking voltage
VDC
20
40
V
Max. RMS voltage
VRMS
14
28
V
Peak surge forward current, 8.3ms
single half sine-wave superimposed
on rate load (JEDEC method)
IFSM
30
A
IO
1.0
A
Max. average forward current
Max. instantaneous forward
1.0A
voltage at
Max. DC reverse current at TA=25
rated DC blocking voltage TA=100
Max. thermal resistance (Note 1)
Max. operating junction temperature
Storage temperature
O
C
C
O
VF
0.38
0.40
V
IR
1.0
10
RθJA
RθJL
42
20
TJ
125
O
C
TSTG
-55 to +150
O
C
mA
O
C/W
2
Notes: 1. Thermal resistance from junction to ambient and junction to lead, P.C.B. mounted on 0.2×0.2 inch copper pad
area.
REV:A
Page 1
QW-JL001
Comchip Technology CO., LTD.
COMCHIP
Low VF SMD Schottky Barrier Rectifiers
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CDBM120L-HF thru CDBM140L-HF)
Fig.1 Reverse Characteristics
Fig.2 Forward Characteristics
100
100
10
10
F o r w a rd C u rren t(A)
R e v e r s e C u r rent(m A)
CDBM120L-G
1
O
TJ=75 C
CDBM140L-G
1
0.1
0.1
O
TJ=25 C
0.01
0.01
0
40
80
120
160
0
200
0.8
1.6
1.2
Percent of Rated Peak Reverse Voltage (%)
Forward Voltage (V)
Fig.3 Junction Capacitance
Fig.4 Current Derating Curve
350
2.0
1.4
Averag e For ward C urre nt (A)
TJ=25 OC
f=1MHz and applied
4VDC reverse voltage
300
J u n c ti o n C apacian
t ce(p F )
0.4
250
200
150
100
1.2
1.0
0.8
0.6
0.4
0.2
50
0
0.01
0
0.1
1
10
100
0
25
50
75
100
125
Ambient Temperature (
Reverse Voltage (V)
O
150
175
C)
Fig.5 Non-repetitive Forward Surge
Current
36
P e a k F o r w a r d S u r g e Cur r e n t (A )
O
TJ=25 C
8.3ms single half sine
wave, JEDEC method
30
24
18
12
6
0
1
10
100
Number of Cycles at 60Hz
REV:A
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QW-JL001
Comchip Technology CO., LTD.
COMCHIP
Low VF SMD Schottky Barrier Rectifiers
SMD Diodes Specialist
Reel Taping Specification
d
P0
P1
T
E
Index hole
F
W
B
Polarity
P
C
A
12
o
0
D2
D1 D
W1
Trailer
Device
.......
.......
End
.......
.......
Leader
.......
.......
10 pitches (min)
.......
.......
Start
10 pitches (min)
Direction of Feed
Mini-SMA/SOD-123
Mini-SMA/SOD-123
SYMBOL
A
B
C
d
D
D1
D2
(mm)
1.90 ± 0.10
3.90 ± 0.10
1.68 ± 0.10
1.50 ± 0.10
178 ± 2.00
62.0 MIN.
13.0 ± 0.50
(inch)
0.075 ± 0.04
0.153 ± 0.04
0.066 ± 0.04
0.059 ± 0.004
7.00 ± 0.079
2.440 MIN.
0.512 ± 0.020
SYMBOL
E
F
P
P0
P1
T
W
W1
(mm)
1.75 ± 0.10
3.50 ± 0.10
4.00 ± 0.10
4.00 ± 0.10
2.00 ± 0.10
0.23 ± 0.10
8.00 ± 0.30
11.4 ± 0.10
(inch)
0.689 ± 0.004
0.138 ± 0.004
0.157 ± 0.004
0.157 ± 0.004
0.079 ± 0.004
0.009 ± 0.004
0.315 ± 0.011
0.449 ± 0.004
REV:A
Page 3
QW-JL001
Comchip Technology CO., LTD.
COMCHIP
Low VF SMD Schottky Barrier Rectifiers
SMD Diodes Specialist
Marking Code
Part Number
Marking Code
CDBM120L-HF
L2
CDBM140L-HF
L4
XX
XX = Product type marking code
Suggested PAD Layout
Mini-SMA/SOD-123
SIZE
D
(mm)
(inch)
A
3.30
0.130
A
B
1.40
0.055
E
C
1.90
0.075
D
4.70
0.185
E
1.90
0.075
C
B
Standard Package
Qty per Reel
Reel Size
(Pcs)
(inch)
2500
7
Case Type
Mini-SMA/SOD-123
REV:A
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QW-JL001
Comchip Technology CO., LTD.