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
Featured Videos
ST’s 8H Triacs have been designed for Industrial, Building, Residential, Appliances. Based on the new ST’s technology, the 8H Triacs are able to work at 800V & 150°C without compromise. It makes 8H Triacs the right choice to run in very hot confined electronic environment and improve the reliability of your system. Thanks to 8H Triacs robust dynamic turn-off commutation and high noise immunity at high temperature you can reduce your system size while increasing functional safety.
All tools & software
EDA Symbols, Footprints and 3D Models
STMicroelectronics - DB3
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
Footprints
3D models
All resources
| Resource title | Version | Latest update |
|---|
SPICE models (1)
| Resource title | Version | Latest update | ||
|---|---|---|---|---|
| ZIP | 6.0 | 26 Jan 2021 | 26 Jan 2021 |
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| DB3 | Active | DO-35 | Industrial | 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) | Junction Temperature (°C) (max) | Country of Origin | Budgetary Price (US$)*/Qty | More info | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | |||||||||||||
| DB3 | 1 distributors | Active | EAR99 | NEC | Tape And Reel | DO-35 | - | - | 125 | CHINA | 0.028 / 100 | |||
Marketing Status
ActiveECCN (US)
EAR99Budgetary Price (US$)*/Qty
0.028 / 100(*) 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
