CDSER4148-HF

SMD Switching Diode
CDSER4148-HF
RoHS Device
Halogen Free
0503/SOD-723F
Features
0.053(1.35)
0.045(1.15)
- 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.
0.034(0.85)
0.026(0.65)
0.030(0.75)
0.024(0.60)
0.020(0.50)
0.012(0.30)
Mechanical data
- Case: 0503/SOD-723F standard package,
molded plastic.
- Terminals: Gold plated, solderable per
MIL-STD-750,method 2026.
- Polarity: Indicated by cathode band.
- Mounting position: Any.
- Weight: 0.002 grams(approx.).
0.024(0.60)
0.020(0.50)
Dimensions in inches and (millimeter)
Circuit diagram
Maximum Rating (at T =25 ºC unless otherwise noted)
A
Symbol
Typ
Max
Unit
V RRM
100
V
Reverse voltage
VR
75
V
Average forward current
IO
150
mA
Parameter
Conditions
Repetitive peak reverse voltage
Forward current, surge peak
Tp=1uS
Min
4
I FSM
Tp=1mS
A
1
Power dissipation
PD
Operating temperature range
Tj
-40
+125
O
T STG
-40
+125
O
Symbol
Min
Storage temperature range
150
mW
C
C
Electrical Characteristics (at T =25 ºC unless otherwise noted)
A
Parameter
Conditions
Typ
Max
Unit
Forward voltage
IF = 50 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 VDC reverse voltage
CT
4
pF
Reverse recovery time
I F = I R = 10 mA, R L =100 ohms, I rr = 1mA
T rr
4
nS
Company reserves the right to improve product design , functions and reliability without notice.
REV:C
Page 1
QW-G0013
Comchip Technology CO., LTD.
SMD Switching Diode
RATING AND CHARACTERISTIC CURVES (CDSER4148-HF)
Fig.1 - Forward Characteristics
Fig.2 - Reverse Characteristics
1000
10u
O
Reverse Current, ( A )
100
10
C
C
-25
O
O
25
O
C
O
125
0.1
C
1
75
Forward Current, (mA )
125 C
1u
O
75 C
100n
10n
O
25 C
1n
O
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0
10
20
30
40 50
60
70
80
90 100
Forward Voltage, (V)
Reverse Voltage, (V)
Fig.3 - Capacitance Between
Terminals Characteristics
Fig.4 - Current Derating Curve
5
f=1MHz
Ta = 25°C
Average Forward Current, ( % )
Capacitance Between Terminals, (pF)
-25 C
0.1n
0.01
4
3
2
1
0
Mounting on glass epoxy PCBs
100
80
60
40
20
0
0
5
10
15
20
25
30
35
0
Reverse Voltage, (V)
25
50
75
100
125
150
Ambient Temperature, ( °C)
Company reserves the right to improve product design , functions and reliability without notice.
REV:C
Page 2
QW-G0013
Comchip Technology CO., LTD.
SMD Switching Diode
Reel Taping Specification
d
P0
P1
T
E
Index hole
F
W
B
C
P
A
12
o
0
D2
D1 D
W1
Trailer
Device
.......
.......
End
.......
.......
Leader
.......
.......
.......
.......
10 pitches (min)
Start
10 pitches (min)
Direction of Feed
0503
(SOD-723F)
0503
(SOD-723F)
SYMBOL
A
B
C
d
D
D1
D2
(mm)
0.90 ± 0.10
1.46 ± 0.10
0.80 ± 0.10
1.55 ± 0.05
178 ± 1
60.0 MIN.
13.0 ± 0.20
(inch)
0.035 ± 0.004
0.057 ± 0.004
0.031 ± 0.004
0.061 ± 0.002
7.008 ± 0.04
2.362 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
0.22 ± 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 ±0.002
0.009 ± 0.002
0.315 ± 0.008
0.531 MAX.
Company reserves the right to improve product design , functions and reliability without notice.
REV:C
Page 3
QW-G0013
Comchip Technology CO., LTD.
SMD Switching Diode
Marking Code
Part Number
Marking Code
CDSER4148-HF
S3
S3
Suggested PAD Layout
0503/SOD-723F
SIZE
(mm)
(inch)
A
0.85
0.033
B
0.55
0.022
C
0.85
0.033
D
1.40
0.055
E
0.30
0.012
D
A
E
C
B
Standard Packaging
Case Type
0503/SOD-723F
Qty Per Reel
Reel Size
(Pcs)
(inch)
4,000
7
Company reserves the right to improve product design , functions and reliability without notice.
REV:C
Page 4
QW-G0013
Comchip Technology CO., LTD.
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