LLDB3 is a high-performance bidirectional trigger diode designed for reliable triggering of TRIACs and SCRs in AC power control applications. Housed in a compact SOD-80C Mini MELF hermetically sealed glass package, it offers excellent voltage symmetry, low breakover current, and high surge capability for long-term reliability. Typical breakover voltage range is 28V to 36V with peak pulse current capability up to 2A. Key Features ✔ Silicon Bidirectional DIAC ✔ Breakover Voltage: 28V to 36V ✔ Peak Pulse Current: 2A ✔ Power Dissipation: 150mW ✔ SOD-80C (Mini MELF) Package ✔ Hermetically Sealed Glass Construction ✔ Low Breakover Current ✔ Excellent Voltage Symmetry ✔ RoHS Compliant ✔ High Reliability & Long Service Life Applications • TRIAC Trigger Circuits • SCR Triggering Applications • Lamp Dimmers • Fan Speed Controllers • Universal Motor Speed Control • Heating Control Systems • AC Power Regulation Circuits • Industrial Control Equipment Poster Specification Box Parameter Value Device Type LLDB3 Type Silicon DIAC Breakover Voltage 28V – 36V Peak Pulse Current 2A Power Dissipation 150mW Package SOD-80C Mini MELF Mounting Type SMD Operating Temperature -40°C to +125°C LLDB3 SILICON DIAC BIDIRECTIONAL TRIGGER DIODE 28V–36V | 2A | 150mW | MINI MELF SOD80C Ideal for TRIAC & SCR Triggering Applications Reliable Performance • Compact Design • Industrial Grade