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.
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All features
- VBO : 32 V and 40 V
- Low breakover current
- Breakover voltage symmetry : 3V
- ECOPACK®2 compliant
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.
Please select one model supplier :
Symbols
Footprints
3D models
All resources
| Resource title | Version | Latest update |
|---|
SPICE models (1)
| Resource title | Version | Latest update | ||
|---|---|---|---|---|
| ZIP | 7.0 | 06 Jun 2023 | 06 Jun 2023 |
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| SMDB3 | Active | SOT23 | 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 | Junction Temperature (°C) (max) | Country of Origin | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | ||||||||||||||
| SMDB3 | distributors No availability of distributors reported, please contact our sales office | Active | EAR99 | NEC | Tape and Reel | SOT23 | - | - | 125 | MALAYSIA | | 125 | 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