DIODES B0540WS

B0540WS
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
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Features
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Mechanical Data
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Low Forward Voltage Drop
Guard Ring Construction for Transient Protection
High Conductance
Lead Free By Design/RoHS Compliant (Note 3)
"Green" Device (Note 4)
Case: SOD-323
Case Material: Molded Plastic, "Green" Molding Compound.
UL Flammability Rating Classification 94V-0
Moisture Sensitivity: Level 1 per J-STD-020D
Polarity: Cathode Band
Terminals: Finish - Matte Tin Annealed Over Alloy 42
leadframe. Solderable per MIL-STD-202, Method 208
Marking Information: See Page 2
Ordering Information: See Page 2
Weight: 0.004 grams (approximate)
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Top View
Maximum Ratings
@TA = 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectified Output Current
Non-Repetitive Peak Forward Surge Current
8.3ms single half sine-wave superimposed on rated load
Symbol
VRRM
VRWM
VR
VR(RMS)
IO
Value
Unit
40
V
28
0.5
V
A
IFSM
3
A
Symbol
PD
RθJA
TJ, TSTG
Value
235
426
-40 to +125
Unit
mW
°C/W
°C
Thermal Characteristics
Characteristic
Power Dissipation (Note 1)
Typical Thermal Resistance Junction to Ambient (Note 1)
Operating and Storage Temperature Range
Electrical Characteristics
Characteristic
Reverse Breakdown Voltage (Note 2)
@TA = 25°C unless otherwise specified
Symbol
V(BR)R
Min
40
Forward Voltage
VF
⎯
Reverse Current (Note 2)
IR
Total Capacitance
CT
Notes:
1.
2.
3.
4.
⎯
⎯
⎯
⎯
Typ
⎯
285
480
Max
⎯
300
550
Unit
V
1.0
2.0
3
5
125
20
⎯
⎯
μA
μA
pF
pF
mV
Test Condition
IR = 1mA
IF = 10mA
IF = 500mA
VR = 10V
VR = 30V
VR = 0V, f = 1.0MHz
VR = 10V, f = 1.0MHz
Part mounted on FR-4 PC board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
Short duration pulse test used to minimize self-heating effect.
No purposefully added Lead.
Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
B0540WS
Document number: DS30524 Rev. 8 - 2
1 of 3
www.diodes.com
May 2008
© Diodes Incorporated
IF, INSTANTANEOUS FORWARD CURRENT (mA)
B0540WS
10m
1,000
100
1m
T A = 125°C
10
1
TA = 75°C
.1
TA = 25°C
.01
.001
0
0.10
0.20
0.30
0.40
0.50
0
0.60
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Typical Forward Characteristics
1.0
IF(AV), AVERAGE FORWARD CURRENT (A)
CT, TOTAL CAPACITANCE (pF)
1,000
100
10
0
0.75
0.50
0.25
0
5
10
20
25
15
VR, DC REVERSE VOLTAGE (V)
Fig. 3 Total Capacitance vs. Reverse Voltage
Ordering Information
0
25
75
125
50
100
TT, TERMINAL TEMPERATURE (°C)
Fig. 4 Forward Current Derating Curve
150
(Note 5)
Part Number
B0540WS-7
Notes:
40
5.0
10
15
20
25
30
35
VR, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics
Case
SOD-323
Packaging
3000/Tape & Reel
5. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
SF
B0540WS
Document number: DS30524 Rev. 8 - 2
SF = Product Type Marking Code
2 of 3
www.diodes.com
May 2008
© Diodes Incorporated
B0540WS
Package Outline Dimensions
C
H
B
A
K
M
J
L
SOD-323
Dim
Min
Max
A
0.25
0.35
B
1.20
1.40
C
2.30
2.70
H
1.60
1.80
J
0.00
0.10
K
1.0
1.1
L
0.20
0.40
M
0.10
0.15
0°
8°
α
All Dimensions in mm
Suggested Pad Layout
C
Dimensions Value (in mm)
Z
3.75
G
1.05
X
0.65
Y
1.35
C
2.40
X
Y
G
Z
IMPORTANT NOTICE
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product
described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall
assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website,
harmless against all damages.
LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written
approval of the President of Diodes Incorporated.
B0540WS
Document number: DS30524 Rev. 8 - 2
3 of 3
www.diodes.com
May 2008
© Diodes Incorporated