B0520WS
SURFACE MOUNT SCHOTTKY BA RRIER RECTIFIER
Features
• Low Forward Voltage Drop
• Guard Ring Die Construction for Transient Protection
• High Conductance
• Lead, Halogen and Antimony Free, RoHS Compliant
"Green" Device (Notes 3 and 4)
Mechanical Data
• Case: SOD-323
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020D
• Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe). Solderable per MIL-STD-202, Method 208
• Polarity: Cathode Band
• 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 Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR 20 V
RMS Reverse Voltage VR(RMS) 14 V
Average Rectified Output Current IO 0.5 A
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load IFSM 2 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 1) PD 235 mW
Typical Thermal Resistance Junction to Ambient (Note 1) RθJA 426 °C/W
Operating and Storage Temperature Range TJ, TSTG -55 to +125 °C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit Test Conditions
Minimum Reverse Breakdown Voltage (Note 2) V(BR)R 20 V IR = 0.5mA
Maximum Forward Voltage Drop VF 0.310
0.430 V IF = 0.1A
IF = 0.5A
Maximum Leakage Current (Note 2) IR 100
250 μA VR = 10V
VR = 20V
Typical Total Capacitance CT 58 pF f = 1MHz, VR = 0VDC
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. Halogen and Antimony Free.
4. Product manufactured with Data Code V9 (week 33, 2008) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code V9 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
B0520WS
Document number: DS30235 Rev. 12 - 2 1 of 3
www.diodes.com June 2008
© Diodes Incorporated
Please click here to visit our online spice models database.
B0520WS
0.001
0.1
0.01
100
1,000
10,000
0V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics
R
10 20
10
1
I , INSTANTANEOUS REVERSE CURRENT (µA)
R
0.1
1
10
0.01
0.00101.0
0.6 0.80.40.2
I , INS
T
AN
T
ANE
O
U
S
F
O
R
WA
R
D
C
U
R
R
EN
T
(A)
F
V , INST ANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Typical Forward Characteristics
F
0
70
50
60
40
30
20
10
010 1552
B0520WS
Document number: DS30235 Rev. 12 - 2 2 of 3
www.diodes.com June 2008
© Diodes Incorporated
0
C
,
T
O
T
AL
C
A
P
A
C
I
T
A
N
C
E (p
F
)
T
V , DC REVERSE VOL TAGE (V)
Fig. 3 Total Capacitance vs. Reverse V oltage
R
0
0.25
0.50
050100150
I, AVE
R
A
G
E
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A )
F(AV)
T , TERMINAL T EMPERATURE ( C)
Fig. 4 Forward Current Derating Curve
T
°
0.75
1.0
25 75 125
Ordering Information (Note 5)
Part Number Case Packaging
B0520WS-7-F SOD-323 3000/Tape & Reel
Notes: 5. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
SD
SD = Product Type Marking Code
B0520WS
Package Outline Dimensions
B0520WS
Document number: DS30235 Rev. 12 - 2 3 of 3
www.diodes.com June 2008
© Diodes Incorporated
Suggested Pad Layout
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 an y 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.
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
α 0° 8°
All Dimensions in mm
K
L
MJ
C
H
BA
Z
X
C
G
Y
Dimensions Value (in mm)
3.75
Z 1.05
G 0.65
X
Y 1.35
C 2.40
