2

1

1

2

Cathode

Anode

Type number Marking code

B5817WS

B5818WS

B5819WS

SJ

SK

SL

MARKING

B5817WS Series

SCHOTTKY BARRIER RECTIFIERS

FEATURES

SOD-323

● Metal silicon junction, majority carrier

conduction

● Guarding for overvoltage protection

● Low power loss, high efficiency

● High current capability

● low forward voltage drop

● High surge capability

● For use in low voltage, high frequency

inverters, free wheeling, and polarity

protection applications

CIRCUIT DIAGRAM

MECHANICAL DATA

● Case: SOD-323

● Terminals: Solderable per MIL-

STD-750, Method 2026

● Approx. Weight: 5.48mg / 0.00019oz

Version：3

1／4

Maximum DC Blocking Voltage

Parameter

Maximum Repetitive Peak Reverse Voltage

Maximum RMS voltage

Maximum Average Forward Rectified Current

Typical Junction Capacitance

V

RRM

V

RMS

V

DC

I

F(AV)

I

FSM

V

F

I

R

20 30 40 V

14 21 28

V

V

1

25

1

10

110

-55 ~ +150

A

A

V

mA

pF

°C

C

j

T

j

, T

stg

Symbols

Units

20 30 40

Peak Forward Surge Current, 8.3ms Single Half Sine-

wave Superimposed On Rated Load (JEDEC method)

Maximum Instantaneous Forward Voltage

Maximum Instantaneous Reverse Current

at Rated DC Reverse Voltage

TA = 100°C

TA = 25°C

Storage and Operating Junction Temperature Range

B5819WS

0.55

0.875

0.45

0.75

0.6

0.9

at 1 A

at 3 A

B5818WSB5817WS

B5817WS Series

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25 °C ambient temperature unless otherwise specified.

Version：3

2／4