CDSW4148-G

SMD Switching Diode
CDSW4148-G
Reverse Voltage: 100 V
Forward Current: 150mA
RoHS Device
Features
SOD-123
- Fast switching speed
- High speed
0.152(3.85)
0.140(3.55)
- High conductance
- Surface mount package ideally suited for
automatic insertion
- For general purpose switching applications
0.026(0.65)
0.018(0.45)
- Flat Package SOD-123 in Stead mini-MELF package
0.067(1.70)
0.059(1.50)
-
+
0.110(2.80)
0.102(2.60)
Mechanical data
- Case: SOD-123, Molded Plastic
0.049(1.25)
0.041(1.05)
- Terminals: Solderable per MIL-STD-750,
method 2026.
0.006(0.15)
0.003(0.08)
0.004(0.10) Max.
0.020(0.50) REF
- Weight: 0.0097 grams(approx.).
Dimensions in inches and (millimeter)
Circuit diagram
Maximum Rating (at Ta=25°C unless otherwise noted)
Symbol
Value
Unit
VRRM
VRWM
VR
100
V
VR(RMS)
71
V
Io
150
mA
IFSM
2
A
PD
350
mW
RθJA
250
°C/W
Junction temperature range
Tj
-40~+150
°C
Storage temperature range
TSTG
-55~+150
°C
Parameter
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=1µs
Power dissipation
Thermal resistance from junction to ambient
Company reserves the right to improve product design , functions and reliability without notice.
REV:G
QW-B0017
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Comchip Technology CO., LTD.
SMD Switching Diode
Electrical Characteristics (at Ta=25°C unless otherwise noted)
Parameter
Symbol
Conditions
Typ
Min
Max
Unit
IF = 1 mA
VF1
0.715
V
IF = 10mA
VF2
0.855
V
IF = 50mA
VF3
1.0
V
IF =150mA
VF4
1.25
V
VR = 20 V
IR1
25
nA
VR = 75 V
IR2
1
µA
Capacitance between terminals
f = 1 MHZ and VR=0V
CJ
2
PF
Reverse recovery time
IF = IR = 10 mA, RL =100 Ω,
Irr = 0.1 X IR
TRR
4
nS
Forward voltage
Reverse current
Typical Characteristics (CDSW4148-G)
Fig.1 - Forward Characteristics
Fig.2 - Reverse Characteristics
10000
300
100
Reverse Current, IR (nA)
Ta=
2
1
5°C
00°
C
10
Ta=
1
Forward Current, IF (mA)
Ta=100°C
0.1
0.01
100
Ta=25°C
10
1
0
0.4
0.8
1.2
1.6
0
20
40
60
80
Forward Voltage, VF (V)
Reverse Voltage,VR (V)
Fig.3 - Capacitance Characteristics
Fig.4 - Power Derating Curve
1.6
100
400
TA = 25°C
f = 1MHZ
1.4
Power Dissipation, PD (mW)
Capacitance Between Terminals, CT ( pF)
1000
1.2
1.0
0.8
300
200
100
0
0.6
0
4
8
12
16
20
0
Reverse Voltage, VR (V)
25
50
75
100
125
150
Ambient Temperature, TA (°C)
Company reserves the right to improve product design , functions and reliability without notice.
REV:G
QW-B0017
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Comchip Technology CO., LTD.
SMD Switching Diode
Reel Taping Specification
XX
C
12
o
0
D2
D1 D
W1
SOD-123
SYMBOL
A
B
C
d
D
D1
D2
(mm)
1.85 ± 0.05
3.94 ± 0.05
1.57 ± 0.05
1.55 ± 0.10
178.00 ± 2.00
54.40 ± 1.00
13.00 ± 1.00
(inch)
0.073 ± 0.002
0.155 ± 0.002
0.062 ± 0.002
0.061 ± 0.004
7.008 ± 0.079
2.142 ± 0.039
0.512 ± 0.039
E
F
P
P0
P1
W
W1
(mm)
1.75 ± 0.10
3.50 ± 0.10
4.00 ± 0.10
4.00 ± 0.10
2.00 ± 0.10
8.00 + 0.30 / - 0.10
12.30 ± 1.00
(inch)
0.069 ± 0.004
0.138 ± 0.004
0.157 ± 0.004
0.157 ± 0.004
SYMBOL
SOD-123
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.
REV:G
QW-B0017
Page 3
Comchip Technology CO., LTD.
SMD Switching Diode
Marking Code
Part Number
Marking Code
CDSW4148-G
T4
XX
xx = Product type marking code
Suggested PAD Layout
SOD-123
SIZE
D
(mm)
(inch)
A
3.24
0.128
B
0.80
0.031
C
1.00
0.039
D
4.04
0.159
E
2.44
0.096
A
E
C
B
Standard Packaging
REEL PACK
Case Type
SOD-123
REEL
Reel Size
( pcs )
(inch)
3,000
7
Company reserves the right to improve product design , functions and reliability without notice.
REV:G
QW-B0017
Page 4
Comchip Technology CO., LTD.
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