B0520LW
Document number: DS30051 Rev. 14 - 2 1 of 3
www.diodes.com June 2008
© Diodes Incorporated
B0520L
W
0.5A SURFACE MOUNT SCHO TTKY BARRIER RECTIFIER
Features
• Low Forward Voltage Drop
• Guard Ring Construction for Transient Protection
• High Conductance
• Lead, Halogen and Antimony Free, RoHS Compliant
"Green" Device (Notes 3 and 4)
• Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
• Case: SOD-123
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020D
• Polarity: Cathode Band
• Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe). Solderable per MIL-STD-202, Method 208
• Marking Information: See Page 2
• Ordering Information: See Page 2
• Weight: 0.01 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 @ TL = 90°C IO 0.5 A
Non-Repetitive Peak Forward Surge Current
8.3ms single half sine-wave superimposed on rated load IFSM 5.5 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 1) PD 410 mW
Typical Thermal Resistance Junction to Ambient (Note 1) RθJA 244 °C/W
Operating and Storage Temperature Range TJ, TSTG -65 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 = 250μA
Maximum Forward Voltage Drop VFM
0.300
0.385
0.220
0.330
V
IF = 0.1A, TJ = 25°C
IF = 0.5A, TJ = 25°C
IF = 0.1A, TJ = 100°C
IF = 0.5A, TJ = 100°C
IRM 75
250 μA VR = 10V, TJ = 25°C
VR = 20V, TJ = 25°C
Maximum Leakage Current (Note 2) IRM 5.0
8.0 mA VR = 10V, TJ = 100°C
VR = 20V, TJ = 100°C
Typical Total Capacitance CT 170 pF VR = 0V DC, f = 1MHz
Notes: 1. Device mounted on FR-4 PC board, 2"x2", 2 oz. Copper, single sided, Cathode pad dimensions 0.75"x1.0", Anode pad dimensions 0.25"x1.0".
2. Pulse Test: Pulse width = 300μs, Duty Cycle ≤ 2%.
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.
B0520L
W
0
200
300
500
0 25 50 75 100 125 150
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N
(mW)
D
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Forward Power Dissipation
A
°
400
100
0.01
0.1
1.0
10
0.20 0.4 0.6 0.8 1.0
I, I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
C , TOTAL CAPACITANCE (pF)
T
V , DC REVERSE VOLTAGE (V)
Fig. 3 Total Capacitance vs. Reverse Voltage
R
1,000
1.0
10
100
0 5 10 15 20
f = 1MHz
0
0.25
0.50
050100
I, AVE
150
R
A
G
E
R
E
C
T
I
F
IED
C
U
R
R
EN
T
(A)
O
T , LEAD TEMPERATURE ( C)
Fig. 4 Forward Current Derating Curve
L
°
0.75
1.0
25 75 125
Note 1
Ordering Information (Note 5)
Part Number Case Packaging
B0520LW-7-F SOD-123 3000/Tape & Reel
Notes: 5. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
SD = Product Type Marking Code
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
SD
YM
Date Code Key
Year 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012
Code J K L M N P R S T U V W X Y Z
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1 2 3 4 5 6 7 8 9 O N D
B0520LW
Document number: DS30051 Rev. 14 - 2 2 of 3
www.diodes.com June 2008
© Diodes Incorporated
B0520L
W
Package Outline Dimensions
K
L
M
C
H
BA
B0520LW
Document number: DS30051 Rev. 14 - 2 3 of 3
www.diodes.com June 2008
© Diodes Incorporated
SOD-123
Dim Min Max
A 0.55 Typ
B 1.40 1.70
C 3.55 3.85
H 2.55 2.85
J 0.00 0.10
K 1.00 1.35
L 0.25 0.40
M 0.10 0.15
α 0 8°
All Dimensions in mm
Suggested Pad Layout
Z
X
C
G
Y
Dimensions Value (in mm)
Z 4.9
G 2.5
X 0.7
Y 1.2
C 3.7
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.
