© Won-Top Electronics Co., Ltd.

www.wontop.com

Revision: October, 2018

1

Pb

Features



Very Low Forward Voltage



Fast Switching Speed

A



PN Junction Guard Ring for Transient and

ESD Protection



For General Purpose Switching Applications

C



Plastic Material – UL Recognition Flammability

D

Classification 94V-0

B

E

Mechanical Data

H



Case: SOD-323, Molded Plastic

G



Terminals: Plated Leads Solderable per

J

MIL-STD-202, Method 208



Polarity: Cathode Band



Weight: 0.004 grams (approx.)



Marking: Device Code, See Page 3



Lead Free: For RoHS / Lead Free Version,

Add “-LF” Suffix to Part Number, See Page 4

Maximum Ratings @T

A=25°C unless otherwise specified

Characteristic

Symbol

SS0520WS

SS0530WS

SS0540WS

Unit

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

VRRM

VRWM

VR

20

30

40

V

Forward Continuous Current (Note 1)

@ TL = 90°C

IF

0.5

A

Non-Repetitive Peak Forward Surge Current

8.3ms Single Half Sine-Wave Superimposed on

Rated Load (JEDEC Method)

IFSM

5.5

A

Thermal Resistance, Junction to Lead (Note 2)

Thermal Resistance, Junction to Ambient (Note 1)

RθJL

RθJA

150

206

118

206

°C/W

Operating Temperature Range

TJ

-65 to +125

°C

Storage Temperature Range

TSTG

-65 to +150

°C

Electrical Characteristics @T

A=25°C unless otherwise specified

Characteristic

Symbol

SS0520WS

SS0530WS

SS0540WS

Unit

Maximum Forward Voltage Drop

@ IF = 0.1A

@ IF = 0.5A

@ IF = 1.0A

VFM

0.300

0.385

—

0.375

0.430

—

—

0.510

0.620

V

Peak Reverse Current

@TJ = 25°C

At Rated DC Blocking Voltage

@TJ = 100°C

IRM

250

8.0

130

5.0

20

13

µA

mA

Note: 1. Mounted on FR-4 PCB with 645mm

2 pad size.

2. Mounted on FR-4 PCB with minimum recommended pad size.

SS0520WS – SS0540WS

0.5A LOW VF SURFACE MOUNT SCHOTTKY BARRIER DIODE

WON-TOP ELECTRONICS

®

SOD-323

Dim

Min

Max

A

2.30

2.75

B

1.60

1.80

C

1.20

1.40

D

0.25

0.40

E

0.05

0.15

G

0.20

0.40

H

—

1.10

J

—

0.10

All Dimensions in mm