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B0540WS

SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER


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B0540WS pdf
Features
Low Forward Voltage Drop
Guard Ring Construction for Transient Protection
High Conductance
Lead Free By Design/RoHS Compliant (Note 3)
"Green" Device (Note 4)
B0540WS
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
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Mechanical Data
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)
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
IFSM
Value
40
28
0.5
3
Unit
V
V
A
A
Thermal Characteristics
Characteristic
Power Dissipation (Note 1)
Typical Thermal Resistance Junction to Ambient (Note 1)
Operating and Storage Temperature Range
Symbol
PD
RθJA
TJ, TSTG
Value
235
426
-40 to +125
Unit
mW
°C/W
°C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic
Reverse Breakdown Voltage (Note 2)
Forward Voltage
Reverse Current (Note 2)
Total Capacitance
Symbol Min Typ Max Unit
Test Condition
V(BR)R 40 ⎯ ⎯
V IR = 1mA
VF
285 300
480 550
mV IF = 10mA
IF = 500mA
IR
1.0
2.0
3
5
μA VR = 10V
μA VR = 30V
CT
125
20
pF VR = 0V, f = 1.0MHz
pF VR = 10V, f = 1.0MHz
Notes: 1. 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.
2. Short duration pulse test used to minimize self-heating effect.
3. No purposefully added Lead.
www.DataSheet44.UD.cioodmes 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



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B0540WS pdf
1,000
100
10
1
.1
.01
.001
0
0.10 0.20 0.30 0.40 0.50 0.60
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Typical Forward Characteristics
1,000
10m
1m
B0540WS
TA = 125°C
TA = 75°C
TA = 25°C
0 5.0 10 15 20 25 30 35 40
VR, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics
1.0
0.75
100 0.50
0.25
10
0
5 10
15 20
25
VR, DC REVERSE VOLTAGE (V)
Fig. 3 Total Capacitance vs. Reverse Voltage
0
0 25 50 75 100 125 150
TT, TERMINAL TEMPERATURE (°C)
Fig. 4 Forward Current Derating Curve
Ordering Information (Note 5)
Notes:
Part Number
B0540WS-7
Case
SOD-323
5. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Packaging
3000/Tape & Reel
Marking Information
www.DataSheet4U.com
SF SF = Product Type Marking Code
B0540WS
Document number: DS30524 Rev. 8 - 2
2 of 3
www.diodes.com
May 2008
© Diodes Incorporated



Part Number B0540WS
Description SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Maker Diodes - Diodes
Total Page 3 Pages
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