STMICROELECTRONICS TMMDB3 DIAC Trigger Diode, 32V, MiniMELF, Surface Mount
STMICROELECTRONICS TMMDB3 DIAC, 32V trigger, MiniMELF, surface mount. Ideal for TRIAC circuits & ballasts.
The TMMDB3 from STMICROELECTRONICS is a reliable DIAC designed as a trigger diode with a fixed voltage reference, ideal for use in modern electronic circuits. This component operates with a breakover voltage range of 28V to 36V and can handle a maximum breakover current of 100µA, ensuring precise triggering performance in a variety of applications.
Its compact MiniMELF case style and surface mount design make it suitable for automated assembly and space-constrained layouts. The DIAC is commonly used in conjunction with TRIACs to simplify gate control circuits, providing efficient and stable switching. It also serves as a starting element in fluorescent lamp ballasts, contributing to reliable ignition and operation.
Key Features
- Fixed voltage reference for consistent triggering
- Breakover voltage: 28V to 36V
- Maximum breakover current: 100µA
- MiniMELF surface mount package
- 2 pins for easy integration
- Operating temperature up to 125°C, suitable for demanding environments
This DIAC is a practical choice for engineers and hobbyists working on lighting controls and power management systems. Its robust construction and defined electrical characteristics ensure dependable performance in a range of electronic designs.
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