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JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
SOD-323 Plastic-Encapsulate Diodes
B0520WS/B0530WS/B0540WS
SCHOTTKY BARRIER DIODE
FEATURES
z Low Forward Voltage Drop
z Guard Ring Construction for Transient Protection
z High Conductance
z Also Available in Lead Free Version
MARKING:
B0520WS:SD B0530WS:SE B0540WS:SF
SOD-323
The marking bar indicates the cathode
Solid dot = Green molding compound device,if none,
the normal device.
Maximum Ratings @Ta=25
Parameter
Peak repetitive peak reverse voltage
Working peak reverse voltage
DC blocking voltage
RMS reverse voltage reverse voltage (DC)
Average rectified output current
@Not=n8-r.3empestitive Peak Forward Surge Current
Power dissipation
Thermal resistance junction to ambient
Junction temperature
Storage temperature
Voltage rate of change
Symbol
VRRM
VRWM
VR
VR(RMS)
Io
IFSM
PD
RθJA
Tj
TSTG
dv/dt
B0520WS
20
14
B0530WS
30
21
0.5
5.5
200
500
125
-55~+150
1000
B0540WS Unit
40 V
28 V
A
A
mW
/W
V/μs
Electrical Characteristics @Ta=25
Parameter Sy
mbol
Minimum reverse b-
reakdown voltage
V(BR)
Forward voltage
Reverse current
Reverse current
Capacitance between terminals
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VF1
VF2
VF3
IR1
IR2
IR3
IR4
IR5
CT
B0520WS
20
--
--
0.33
0.39
--
75
--
250
--
--
170
B0530WS
--
30
--
0.36
0.45
--
--
80
100
500
--
170
1
B0540WS
--
--
40
--
0.510
0.62
--
--
10
--
20
170
Unit
V
V
μA
μA
pF
Conditions
IR=250μA
IR=500μA
IR=20μA
IF=0.1A
IF=0.5A
IF=1A
VR=10V
VR=15V
VR=20V
VR=30V
VR=40V
VR=0,f=1MHz
F,Mar,2015

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Typical Characteristics
10 Forward Characteristics
3
T
=100
a
1
0.3
0.1
0.03
0.01
0.0
0.2 0.4 0.6 0.8
FORWARD VOLTAGE VF (V)
1.0
10000
3000
1000
300
100
30
10
3
1
0
Reverse Characteristics
B0530WS
Ta=100
Ta=25
5 10 15 20 25
REVERSE VOLTAGE VR (V)
30
1000
300
100
30
10
0
Capacitance Characteristics
Ta=25
f=1MHz
5 10 15
REVERSE VOLTAGE VR (V)
20
250
200
150
100
50
0
0
Power Derating Curve
25 50 75 100
AMBIENT TEMPERATURE Ta ()
125
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2
F,Mar,2015

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SOD-323 Package Outline Dimensions
SOD-323 Suggested Pad Layout
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3
F,Mar,2015