Datasheet - DB3TG - Diac in DO-35 with tight VBO
Document overview
- Manufacturer or author: STMICROELECTRONICS
- PDF pages: 9
Technical content
Features
- V BO: 32 V
- Low breakover current: 15 µA max.
- Breakover voltage range: 30 to 34 V
Applications
- Triggering device for Triac or SCR based motor / light dimmer
- 32 V trigger device for oscillator circuit
- Start up triggering in lighting ballast for CFL, TL or LED lamps
Description
Functioning as a trigger diode with a fixed voltage reference, the DB3TG can be used in conjunction with Triacs for simplified gate control circuits or as a starting element in fluorescent lamp ballasts. Product status link DB3TG Product summary Part number VBO DB3TG 30 - 34 V Diac in DO-35 with tight VBO DB3TG Datasheet DS2137 - Rev 3 - May 2019 For further information contact your local STMicroelectronics sales office.
1 Characteristics
Table 1. Absolute maximum ratings (limiting values), Tj = 25 °C unless otherwise specified Table 2. Electrical characteristics (Tj = 25 °C unless otherwise specified)
- Applicable to both forward and reverse directions.
- Connected in parallel to the device
Figure 3. Rise time measurement
1.1 Characteristics (curves)
Figure 4. Relative variation of VBO versus junction Figure 5. Peak on-state current versus Triac gate current Figure 6. Triac gate current pulse duration tp (to have IP > 50 mA) versus Rs and C values (typical values)
2 Package information
In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available at: www.st.com. ECOPACK is an ST trademark.
2.1 DO-35 package information
Figure 7. DO-35 package outline Table 3. DO-35 package mechanical data
- Inches given for reference only
Package information
3 Ordering information
Figure 8. Ordering information scheme Table 4. Ordering information
Ordering information
Revision history
Table 5. Document revision history Oct-2001 2 Previous release. 07-May-2019 3 Updated Section 1.1 Characteristics (curves).