BAS40W / AW / CW / SW

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© 2006 Won-Top Electronics

Pb

BAS40W / AW / CW / SW

SURFACE MOUNT SCHOTTKY BARRIER DIODE

Features

!

Low Turn-on Voltage

L

!

Fast Switching

A

!

PN Junction Guard Ring for Transient and

ESD Protection

!

Designed for Surface Mount Application

B

C

!

Plastic Material – UL Recognition Flammability

Classification 94V-O

M

E

D

H

Mechanical Data

!

Case: SOT-323, Molded Plastic

K

!

Terminals: Plated Leads Solderable per

J

MIL-STD-202, Method 208

G

!

Polarity: See Diagrams Below

!

Weight: 0.006 grams (approx.)

!

Mounting Position: Any

!

Lead Free: For RoHS / Lead Free Version,

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

TOP VIEW

TOP VIEW

TOP VIEW

TOP VIEW

BAS40W Marking: S40

BAS40AW Marking: S42

BAS40CW Marking: S43

BAS40SW Marking: S44

Characteristic

Symbol

Value

Unit

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

40

V

Forward Continuous Current (Note 1)

200

mA

Forward Surge Current (Note 1)

@ t < 1.0s

600

mA

Power Dissipation (Note 1)

200

mW

Typical Thermal Resistance, Junction to Ambient Air (Note 1)

625

°C/W

Operating and Storage Temperature Range

-55 to +150

°C

Note: 1. Device on fiberglass substrate.

WTE

POWER SEMICONDUCTORS

SOT-323

Dim

Min

Max

A

0.30

0.40

B

1.15

1.35

C

2.00

2.20

D

0.65 Nominal

E

0.30

0.40

G

1.20

1.40

H

1.80

2.20

J

—0.10

K

0.90

1.10

L

0.25

—

M

0.05

0.15

All Dimensions in mm