Features
DS30235 Rev. 9 - 2 1 of 2 B0520WS
www.diodes.com ãDiodes Incorporated
B0520WS
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Maximum Ratings @ TA= 25°C unless otherwise specified
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 IO0.5 A
Non-Repetitive Peak Forward Surge Current
8.3ms single half sine-wave superimposed on rated load
(JEDEC Method)
IFSM 2A
Power Dissipation (Note 1) PD235 mW
Typical Thermal Resistance Junction to Ambient (Note 1) RqJA 426 °C/W
Operating and Storage Temperature Range Tj, TSTG -55 to +125 °C
A
B
C
D
E
G
H
J
·Very Low Forward Voltage Drop
·Guard Ring Construction for Transient Protection
·High Conductance
·Available in Lead Free/RoHS Compliant Version (Note 5)
·Case: SOD-323
·Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
·Moisture sensitivity: Level 1 per J-STD-020C
·Leads: Solderable per MIL-STD-202, Method 208
·Also Available in Lead Free Plating (Matte Tin Finish
annealed over Alloy 42 leadframe). Please see Ordering
Information, Note 4, on Page 1
·Polarity: Cathode Band
·Marking: SD, See Page 2
·Weight: 0.004 grams (approx.)
Mechanical Data
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 VF0.310
0.430 VIF= 0.1A
IF= 0.5A
Maximum Leakage Current (Note 2) IR100
250 mAVR= 10V
VR= 20V
Typical Total Capacitance CT58 pF f = 1MHz, VR= 0VDC
NEW PRODUCT
Note: 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 test pulse used to minimize self-heating effect.
3. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
4. For Lead Free/RoHS Compliant Version part number, please add "-F" suffix to the part number above. Example: B0520WS-7-F.
5. No purposefully added lead.
Device Packaging Shipping
B0520WS-7 SOD-323 3000/Tape and Reel
Ordering Information (Note 3)
SOD-323
Dim Min Max
A2.30 2.70
B1.60 1.80
C1.20 1.40
D1.05 Typical
E0.25 0.35
G0.20 0.40
H0.10 0.15
J0.05 Typical
a0°8°
All Dimensions in mm
SPICE MODEL: B0520WS
DS30235 Rev. 9 - 2 2 of 2 B0520WS
www.diodes.com
NEW PRODUCT
Marking Information
SD
Cathode Band
Type Cod
e
0.001
0.1
0.01
100
1000
10,000
0
V , REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
R
10 20
10
1
T = -65ºC
A
T = 25ºC
A
T = 75ºC
A
T = 100ºC
A
T = 125ºC
A
T = 0ºC
A
0.1
1
10
0.01
0.001
01.0
0.6 0.8
0.4
0.2
I , INSTANTANE
O
US F
O
RWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
T = 100ºC
A
T = 75ºC
A
T = 25ºC
A
T=0ºC
A
T = 125ºC
A
T = -65ºC
A
0
0.25
0.50
0 50 100 150
I , AVERAGE F
O
RWARD CURRENT (A)
F(AV)
T , TERMINAL TEMPERATURE ( C)
Fig. 1 Forward Current Derating Curve
T
°
0.75
1.0
25 75 125
0
7
0
50
60
40
30
20
10
010 15
520
C , TOTAL CAPACITANCE (pF)
T
V , REVERSE VOLTAGE (V)
R
Fi
g
.4T
y
p. Total Capacitance vs Reverse Volta
g
e
f = 1MHz
