© Semiconductor Components Industries, LLC, 2016

April, 2016 − Rev. 9

1

Publication Order Number:

1SMB5913BT3/D

1SMB59xxBT3G Series,

SZ1SMB59xxT3G Series

3 Watt Plastic

Surface Mount

Zener Voltage Regulators

This complete new line of 3 W Zener diodes offers the following

advantages.

Features

Site and Control Change Requirements

Mechanical Characteristics:

CASE:

Void-free, transfer-molded plastic

FINISH:

All external surfaces are corrosion resistant and leads are

readily solderable

MAXIMUM LEAD 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

FLAMMABILITY RATING:

UL 94 V−0

MAXIMUM RATINGS

Rating

Symbol

Value

Unit

Maximum Steady State Power

Measured at Zero Lead Length

Derate Above 75

°C

Thermal Resistance from Junction−to−Lead

3.0

40

25

W

mW/

°C

°C/W

Maximum Steady State Power

Derate Above 25

°C

Thermal Resistance from

Junction−to−Ambient

550

4.4

226

mW

mW/

°C

°C/W

Operating and Storage Temperature Range

−65 to

+150

°C

Stresses exceeding those listed in the Maximum Ratings table may damage the

device. If any of these limits are exceeded, device functionality should not be

assumed, damage may occur and reliability may be affected.

1. FR−4 board, using recommended footprint.

*For additional information on our Pb−Free strategy and soldering details, please

download the ON Semiconductor Soldering and Mounting Techniques

Reference Manual, SOLDERRM/D.

PLASTIC SURFACE MOUNT

ZENER VOLTAGE

REGULATOR DIODES

3.3−200 V, 3 W DC POWER

SMB

CASE 403A

PLASTIC

Cathode

Anode

MARKING DIAGRAM

www.onsemi.com

Device

Package

ORDERING INFORMATION

1SMB59xxBT3G

SMB

(Pb−Free)

2,500 /

Tape & Reel

†For information on tape and reel specifications,

including part orientation and tape sizes, please

refer to our Tape and Reel Packaging Specifications

Brochure, BRD8011/D.

A

= Assembly Location

Y

= Year

WW

= Work Week

9xxB = Device Code (Refer to page 3)

G

= Pb−Free Package

AYWW

9xxB

G

G

(Note: Microdot may be in either location)

See specific marking information in the device marking

column of the Electrical Characteristics table on page 3 of

this data sheet.

DEVICE MARKING INFORMATION

SZ1SMB59xxBT3G

SMB

(Pb−Free)

2,500 /

Tape & Reel