Overview
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Sample & Buy
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Documentation
CAD Resources
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Quality & Reliability
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Product overview

Description

Functioning as a trigger diode with a fixed voltage reference, the DB3/DB4 series can be used in conjunction with triacs for simplified gate control circuits or as a starting element in fluorescent lamp ballasts. The surface mount SOT23-3L package allows compact, SMD based designs for automated manufacturing.
  • All features

    • VBO : 32 V and 40 V
    • Low breakover current
    • Breakover voltage symmetry : 3V
    • ECOPACK®2 compliant

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EDA Symbols, Footprints and 3D Models

STMicroelectronics - SMDB3

Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.

Symbols

Symbols

Footprints

Footprints

3D model

3D models

Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
SMDB3
Active
SOT23 Industrial Ecopack2

SMDB3

Package:

SOT23

Material Declaration**:

PDF XML

Marketing Status

Active

Package

SOT23

Grade

Industrial

RoHS Compliance Grade

Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.

Sample & Buy

Part Number
Order from Distributors
Order from ST
Marketing Status
ECCN (US)
ECCN (EU)
Packing Type
Package
Temperature (°C) Budgetary Price (US$)*/Qty
More info
min
max
SMDB3 Available at 2 distributors

Distributor availability ofSMDB3

Distributor Name
Region Stock Min. Order Third party link
RS COMPONENTS EUROPE 340 20 Order Now
ANGLIA Live EUROPE 500 500 Order Now

Distributor reported inventory date: 2021-07-20

Distributor Name

RS COMPONENTS

Stock

340

Min.Order

20

Region

EUROPE Order Now

ANGLIA Live

Stock

500

Min.Order

500

Region

EUROPE Order Now

Distributor reported inventory date: 2021-07-20

Active
EAR99 NEC Tape And Reel SOT23 - - 0.164 / 500
MORE INFO

Junction Temperature (°C) (max):

125

Country of Origin:

MALAYSIA

SMDB3

Marketing Status

Active

ECCN (US)

EAR99

Budgetary Price (US$)*/Qty

0.164 / 500

Distributor availability ofSMDB3

Distributor Name
Region Stock Min. Order Third party link
RS COMPONENTS EUROPE 340 20 Order Now
ANGLIA Live EUROPE 500 500 Order Now

Distributor reported inventory date: 2021-07-20

Distributor Name

RS COMPONENTS

Stock

340

Min.Order

20

Region

EUROPE Order Now

ANGLIA Live

Stock

500

Min.Order

500

Region

EUROPE Order Now

Distributor reported inventory date: 2021-07-20

ECCN (EU)

NEC

Packing Type

Tape And Reel

Package

SOT23

Operating Temperature (°C)

(min)

-

(max)

-

Budgetary Price (US$)* / Qty

0.164 / 500

Junction Temperature (°C) (max)

125

Country of Origin

MALAYSIA

(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors