B0520WS thru B0540WS
SURFACE MOUNT
SCHOTTKY BARRIER DIODE
FEATURES
REVERSE VOLTAGE – 20 to 40 Volts
FORWARD CURRENT – 0.5 Ampere
SOD-323
SOD-323
Dim.
A
Min.
2.50
1.20
1.60
0.25
0.08
0.25
---
0.00
Max.
2.70
1.40
1.80
0.35
0.15
0.40
1.0
0.10
•
Low Forward Voltage Drop
•
High Conductance
•
Guard Ring Construction for Transient Protection
MECHANICAL DATA
•
Case: SOD-323 Plastic
•
Case Material: “Green” molding compound, UL
flammability classification 94V-0, (No Br. Sb. CI)
•
Moisture Sensitivity: Level 1 per J-STD-020D
•
Lead Free in RoHS 2002/95/EC Compliant
B
C
D
E
F
G
H
Dimensions in millimeter
Maximum Ratings & Thermal Characteristics
@ T
A
= 25℃ unless otherwise specified
Characteristic
Repetitive Peak Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectified Output Current
Peak Forward Surge Current
Power Dissipation
Thermal Resistance Junction to Ambient
Operating Temperature Range
Storage Temperature Range
Voltage Rate of Change
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
I
F
I
FSM
P
D
R
Θ
JA
T
J
T
STG
dv/dt
B0520WS
20
14
B0530WS
30
21
0.5
5.5
200
625
150
-65~+150
1000
B0540WS
40
28
Units
V
V
A
A
mW
℃
/W
℃
℃
V/ s
Electrical Characteristics
@
T
A
= 25℃ unless otherwise specified
Characteristic
Reverse Breakdown Voltage
Test Condition
I
R
= 20uA
I
R
= 250uA
I
R
= 500uA
I
F
= 0.1A
I
F
= 0.5A
I
F
= 1.0A
V
R
= 10V
V
R
= 15V
V
R
= 20V
V
R
= 30V
V
R
= 40V
V
R
=1.0V,f=1MHz
Symbol
V
BR
B0520WS
--
20
--
300
385
--
75
--
250
--
--
B0530WS
--
--
30
360
450
--
--
80
100
500
--
170
B0540WS
40
--
--
--
510
620
--
--
10
20
pF
Unit
V
Maximum Forward Voltage
V
F
mV
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Typical Junction Capacitance
I
R
uA
C
T
REV. 1, Oct-2010, KSHR07
RATING AND CHARACTERISTIC CURVES
B0520WS thru B0540WS
FIG.1- FORWARD CURRENT DERATING CURVE
1
10
FIG.2- TYPICAL FORWORD CHARACTERISTICS
I
O
, AVERAGE FO RWARD CURRENT, (A)
0.75
0.625
0.5
0.375
0.25
0.125
I
F
, INSTANTANEOUS FORWARD
0.875
CURRENT, (A)
1
B0540WS
B0520WS
0.1
B0530WS
0.01
Tj=25°C
Pulse width=300us,
2% duty claye
0
0
25
50
75
100
O
0
0.2
0.4
0.6
0.8
1
125
150
175
V
F
, INSTANTANEOUS FORWARD VOLTAGE, (V)
T
L
, LEAD TEMAERA TURE, ( C)
FIG.3- TYPICAL JUNCTION CAPACITANCE
1000
C
T
, CAPACITANCE, (pF)
100
10
Tj=25°C, f=1MHz
1
0
10
20
V
R
, REVERSE VOLTAGE, (V)
Device Marking :
Device P/N
B0520WS
B0530WS
B0540WS
Marking
SD
SE
SF
Equivalent Circuit Diagram
Legal Disclaimer Notice
B0520WS thru B0540WS
Important Notice and Disclaimer
LSC reserves the right to make changes to this document and its products and specifications
at any time without notice. Customers should obtain and confirm the latest product
information and specifications before final design, purchase or use.
LSC makes no warranty, representation or guarantee regarding the suitability of its products
for any particular purpose, nor does LSC assume any liability for application assistance or
customer product design. LSC does not warrant or accept any liability with products which
are purchased or used for any unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property rights of
LSC.
LSC products are not authorized for use as critical components in life support devices or
systems without express written approval of LSC.
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