SMD Switching Diode
SMD Diodes Specialist
CDSW4148-G
High Speed RoHS Device Features
-Fast Switching Speed -Electrically Identical to Standard JEDEC -High Conductance -Surface Mount Package Ideally Suited for Automatic Insertion -Flat Package SOD-123 in Stead mini-MELF Package
0.049 (1.25) 0.041 (1.05) 0.004 (0.10)max 0.02 (0.50)REF 0.026 (0.65) 0.018 (0.45) 0.152 (3.85) 0.140 (3.55) 0.110 (2.80) 0.102 (2.60)
SOD-123
0.067 (1.70) 0.059 (1.50)
0.006 (0.15)max
Mechanical data
Case: SOD-123, Molded Plastic Terminals: Solderable per MIL-STD-202, Method 208 Weight: 0.0097 gram(approx.).
Dimensions in inches and (millimeters)
Maximum Rating (at TA=25°C unless otherwise noted)
Parameter
Non-Repetitive peak reverse voltage Peak repetitive peak reverse voltage Working peak reverse voltage DC blocking voltage RMS reverse voltage Forward continuous current Average rectified output current Peak forward surge current Power dissipation Thermal Resistance (Junction to ambient) Storage temperature Junction temperature TP = 1uS TP = 1S
Conditions
Symbol
VRM VRRM VRWM VR VR(RMS) IFM Io IFSM PD R
JA
Min
Max
100 75 53 300 150 2 1 400 315
Unit
V V V mA mA A mW °C/W °C °C
TSTG Tj
-65
+150 +125
Electrical Characteristics (at TA=25°C unless otherwise noted)
Parameter
Forward voltage
Conditions
IF = 1 mA DC IF = 10mA DC IF = 50mA DC IF =150mA DC VR = 20 V VR = 75 V f = 1 MHZ,and 0VDC reverse voltage IF = IR 10 mA, RL =100 ohms, Irr = 0.1 X IR
Symbol Min Typ Max Unit
VF 0.715 0.855 1.0 1.25 25 1 2 4 V
Reverse current Capacitance between terminals Reverse recovery time
IR CT TRR
nA uA
PF
nS
REV:B
QW-B0017
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Comchip Technology CO., LTD.
SMD Switching Diode
SMD Diodes Specialist
Typical Characteristics (CDSW4148-G)
Fig. 1 - Forward Characteristics
1000
IF, Ins tantaneous For war d Cur r ent ( mA)
Fig. 2 - Leakage current V.S. Junction Temperature
10,000
100
1,000
IR , Leak age C ur r ent ( nA)
10
100
1
10
0.1
VR=20V
0.01 0 1 V F, Instantaneous Forward Voltage (V) 2
1 0 100 Tj, Junction Temperature C) (
o
200
REV:B
QW-B0017
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Comchip Technology CO., LTD.
SMD Switching Diode
SMD Diodes Specialist
Reel Taping Specification
P0 P1 d Index hole E T
F B
Polarity
W C
P
A
12 0
o
D2
D1 D
W1
Trailer ....... .......
10 pitches (min)
Device ....... ....... ....... .......
Leader ....... .......
10 pitches (min)
End
Start
Direction of Feed
SYMBOL
A
1.90 ± 0.10
0.075 ± 0.04
B
4.00 ± 0.10
0.157 ± 0.04
C
1.50 ± 0.10
0.059 ± 0.04
d
1.55 ± 0.10
0.061 ± 0.04
D
178 ± 1.00
7.00 ± 0.039
D1
50.0 MIN.
1.968 MIN.
D2
13.0 ± 0.20
0.512 ± 0.079
SOD-123
(mm) (inch)
SYMBOL
E
1.75 ± 0.10
0.069 ± 0.004
F
3.50 ± 0.05
0.138 ± 0.002
P
4.00 ± 0.10
0.157 ± 0.004
P0
4.00 ± 0.10
0.157 ± 0.004
P1
2.00 ± 0.05
0.079 ± 0.002
W
8.00 ± 0.30
0.315 ± 0.011
W1
14.4 MAX.
0.567 MAX
SOD-123
(mm) (inch)
REV:B
QW-B0017
Page 3
Comchip Technology CO., LTD.
SMD Switching Diode
SMD Diodes Specialist
Suggested PAD Layout
SOD-123 SIZE (mm) A B C D E 3.35 0.80 1.00 4.15 2.55 (inch)
D A E
0.132 0.032 0.039 0.163 0.100
C
B
Standard Package
Qty per Reel Case Type (Pcs) SOD-123 3000 Reel Size (inch) 7
REV:B
QW-B0017
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Comchip Technology CO., LTD.
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