B0540WS_14 Datasheet, PDF (1/3 Pages) Diodes Incorporated – SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER

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 @T_A = 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic
Symbol
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V_RRM
V_RWM
40
V
V_R
RMS Reverse Voltage
V_R(RMS)
28
V
Average Rectified Output Current
I_O
0.5
A
Non-Repetitive Peak Forward Surge Current
8.3ms single half sine-wave superimposed on rated load
I_FSM
3
A
Thermal Characteristics
Characteristic
Power Dissipation (Note 1)
Typical Thermal Resistance Junction to Ambient (Note 1)
Operating and Storage Temperature Range
Symbol
P_D
R_θJA
T_J, T_STG
Value
235
426
-40 to +125
Unit
mW
°C/W
°C
Electrical Characteristics @T_A = 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
I_R = 1mA
V_F
⎯
285
300
480
550
mV ^{IF = 10mA}
I_F = 500mA
I_R
⎯
1.0
3
⎯
2.0
5
μA VR = 10V
μA V_R = 30V
C_T
⎯
125
⎯
⎯
20
⎯
pF VR = 0V, f = 1.0MHz
pF V_R = 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.
4. 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