LLDB3 Formosa MS DIAC Features 1. VBO: 32V 2. Breakover voltage range: 28 to 36V Applications Functioning as a trigger diode with a fixed voltage reference, the LLDB3 can be used in conjunction with triacs for simplified gate control circuits or as a starting element in fluorescent lamp ballasts. Absolute Maximum Ratings (Limiting values) Parameter Repetitive peak on-state current (tp=20µ s F=120 Hz) Operating junction temperature range Storage temperature range Formosa MS Symbol ITRM Tj Tstg Value 2 -40 ~ +125 -40 ~ +125 Unit A ? ? 1 LLDB3 Formosa MS Electrical Characteristics (Tj=25? unless otherwise specified) Parameter Symbol Breakover voltage* VBO Breakover voltage symmetry Dynamic breakover voltage* Output voltage* Breakover current* Rise time* Leakage current* |V BO1-VBO2| ? V VO IBO tr IR Test Conditions C=22nF** C=22nF** VBO and VF at 10mA see diagram 2(R=20O ) C=22nF** see diagram 3 VR =0.5V BO max MIN. Value 28 TYP. MAX. 32 36 MAX. MIN. MIN. MAX. MAX. MAX. ± 3 5 5 50 2 10 Unit V V V V µ A µ s µ A *Applicable to both forward and reverse directions. **Connected in parallel to the device. Formosa MS 2 LLDB3 Formosa MS Formosa MS 3 LLDB3 Formosa MS Dimensions in mm Glass Case Mini Melf / SOD 80 JEDEC DO 213 AA Formosa MS 4