© Semiconductor Components Industries, LLC, 2001

May, 2001 – Rev. 5

1

Publication Order Number:

P6SMB6.8AT3/D

P6SMB6.8AT3 Series

600 Watt Peak Power Zener

Transient Voltage Suppressors

Unidirectional*

The SMB series is designed to protect voltage sensitive

components from high voltage, high energy transients. They have

excellent clamping capability, high surge capability, low zener

impedance and fast response time. The SMB series is supplied in

ON Semiconductor’s exclusive, cost-effective, highly reliable

Surmetic

™ package and is ideally suited for use in communication

systems, automotive, numerical controls, process controls, medical

equipment, business machines, power supplies and many other

industrial/consumer applications.

Specification Features:

Mechanical Characteristics:

CASE:

Void-free, transfer-molded, thermosetting plastic

FINISH:

All external surfaces are corrosion resistant and leads are

readily solderable

MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES:

260

°C for 10 Seconds

LEADS:

Modified L–Bend providing more contact area to bond pads

POLARITY:

Cathode indicated by polarity band

MOUNTING POSITION:

Any

MAXIMUM RATINGS

Please See the Table on the Following Page

*Please see P6SMB11CAT3 to P6SMB91CAT3 for Bidirectional devices.

PLASTIC SURFACE MOUNT

ZENER OVERVOLTAGE

TRANSIENT SUPPRESSORS

5.8–171 VOLTS

600 WATT PEAK POWER

Devices listed in

bold, italic are ON Semiconductor

Preferred devices. Preferred devices are recommended

choices for future use and best overall value.

Package

Shipping

ORDERING INFORMATION

P6SMBxxxAT3

SMB

2500/Tape & Reel

SMB

CASE 403A

PLASTIC

http://onsemi.com

Cathode

Anode

Y

= Year

WW

= Work Week

xxxA

= Specific Device Code

YWW

xxxA

MARKING DIAGRAM

†The “T3” suffix refers to a 13 inch reel.