CDSF4148S-HF

SMD Switching Diode
CDSF4148S-HF
RoHS Device
Halogen Free
Features
1005/SOD-323F
- High Speed.
- Designed for mounting on small surface.
- Extremely thin/leadless package.
- High mounting capability, strong surge
withstand, high reliability.
- Use in sensitive electronics protection against
voltage transients induced by inductive load
switching and lighting on ICs, MOSFET, signal
lines of sensor units for consumer, computer,
industrial, automotive and telecommunication.
0.102(2.60)
0.095(2.40)
0.051(1.30)
0.043(1.10)
0.035(0.90)
0.027(0.70)
Mechanical data
0.020(0.50) Typ.
- Case: 1005/SOD-323F standard package,
molded plastic.
0.012 (0.30) Typ.
- Terminals: Gold plated, solderable per
MIL-STD-750,method 2026.
- Polarity: Indicated by cathode band.
0.040(1.00) Typ.
Dimensions in inches and (millimeter)
- Mounting position: Any.
- Weight: 0.006 gram(approx.).
Maximum Rating (at T =25 ºC unless otherwise noted)
A
Symbol
Typ
Max
Unit
V RRM
100
V
Reverse voltage
VR
100
V
Average forward current
IO
150
mA
Parameter
Conditions
Repetitive peak reverse voltage
Forward current, surge peak
8.3 ms single half sine-wave superimposed
on rate load (JEDEC method)
Power dissipation
Thermal tesistance junction
to amblent air
Operating temperature range
Storage temperature range
Min
I FSM
1.5
A
PD
350
R θJA
286
mW
O
C/W
Tj
-40
+150
O
T STG
-55
+150
O
Symbol
Min
C
C
Electrical Characteristics (at T =25 ºC unless otherwise noted)
A
Parameter
Conditions
Typ
Max
Unit
Forward voltage
IF = 100 mA DC
VF
1.0
V
Reverse current
VR = 20V
VR = 75V
IR
25
2.5
nA
uA
Capacitance between terminals
f = 1MHz, and 0.5V DC reverse voltage
CT
3
PF
Reverse recovery time
VR = 6V, IF = 10mA, RL = 50 ohms
T rr
4
nS
Company reserves the right to improve product design , functions and reliability without notice.
QW-G0022
Comchip Technology CO., LTD.
REV:B
Page 1
SMD Switching Diode
RATING AND CHARACTERISTIC CURVES (CDSF4148S-HF)
Fig. 1 - Forward characteristics
Fig. 2 - Reverse characteristics
100
Reverse current, (μA)
Forward current, (mA )
1000
100
150°C
10
125°C
100°C
1
75°C
10
150°C
125°C
1
100°C
75°C
0.1
50°C
25°C
0.01
25°C
0.001
0.1
0
0.2
0.4
0.6
0.8
1.0
30
0
Forward voltage, (V)
90
120
150
Reverse voltage, (V)
Fig. 3 - Capacitance between
terminals characteristics
Fig. 4 - Current derating curve
1.0
f=1MHz
T A =25°C
Average forward current, ( % )
Capacitance between terminals,(pF)
60
0.8
0.6
0.4
0.2
Mounting on glass epoxy PCBs
100
80
60
40
20
0
0
0
10
20
30
40
0
Reverse voltage, (V)
25
50
75
100
Company reserves the right to improve product design , functions and reliability without notice.
QW-G0022
125
150
Ambient temperature, ( °C)
Comchip Technology CO., LTD.
REV:B
Page 2
SMD Switching Diode
Reel Taping Specification
d
P0
P1
T
E
Index hole
F
W
B
P
C
A
12
o
0
D2
D1 D
W1
Trailer
Device
.......
.......
End
.......
.......
Leader
.......
.......
.......
.......
10 pitches (min)
Start
10 pitches (min)
Direction of Feed
1005
(SOD-323F)
SYMBOL
A
B
C
d
D
D1
D2
(mm)
1.55 ± 0.10
2.65 ± 0.10
1.05 ± 0.10
1.55 ± 0.05
178 ± 1
60.0 MIN.
13.0 ± 0.20
7.008 ± 0.04
2.362 MIN.
0.512 ± 0.008
(inch)
1005
(SOD-323F)
0.061 ± 0.004 0.104 ± 0.004 0.041 ± 0.004 0.061 ± 0.002
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 ± 0.05
8.00 ± 0.20
13.5 MAX.
(inch)
0.069 ± 0.004 0.138 ± 0.002 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.009 ± 0.002 0.315 ± 0.008
Company reserves the right to improve product design , functions and reliability without notice.
QW-G0022
Comchip Technology CO., LTD.
0.531 MAX.
REV:B
Page 3
SMD Switching Diode
Suggested PAD Layout
1005/SOD-323F
SIZE
(mm)
(inch)
A
2.10
0.083
B
1.20
0.047
C
1.20
0.047
D
3.30
0.130
E
0.90
0.035
D
A
E
C
B
Standard Packaging
Case Type
1005/SOD-323F
Qty Per Reel
Reel Size
(Pcs)
(inch)
4,000
7
Company reserves the right to improve product design , functions and reliability without notice.
QW-G0022
Comchip Technology CO., LTD.
REV:B
Page 4
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