TMMDB3TG Datasheet Diac in MINIMELF package with tight V BO Features V : 32 V BO Low breakover voltage: 15 A max. Breakover voltage range: 30 to 34 V Applications General purpose AC line load switching Motor control circuits Home appliances MINIMELF Heating Lighting Inrush current limiting circuits Overvoltage crowbar protection Description Functioning as a trigger diode with a fixed voltage reference, the TMMDB3TG can be used in conjunction with Triacs for simplified gate control circuits or as a starting element in fluorescent lamp ballasts. Product status link TMMDB3TG Product summary Order code V BO TMMDB3TG 30 - 34 V DS0700 - Rev 3 - May 2019 www.st.com For further information contact your local STMicroelectronics sales office.TMMDB3TG Characteristics 1 Characteristics Table 1. Absolute maximum ratings (limiting values), T = 25 C unless otherwise specified j Symbol Parameter Value Unit I Repetitive peak on-state current, t = 20 s, F = 120 Hz 2 A TRM p T Storage junction temperature range -40 to +125 C stg T Operating junction temperature range -40 to +125 C j Table 2. Electrical characteristics (T = 25 C unless otherwise specified) j Symbol Parameter Test conditions Value Unit Min. 30 (1) (2) V Breakover voltage C = 10 nF Typ. 32 V BO Max. 34 (2) I V - V I Breakover voltage symmetry Max. 2 V BO1 BO2 C = 10 nF (1) V V and V at 10 mA Min. 9 V Dynamic breakover voltage BO F (1) V See Figure 2. Test circuit , (R = 20 ) Min. 5 V O Output voltage (1) (2) I Breakover current C = 10 nF Max. 15 A BO (1) t Rise time See Figure 3. Rise time measurement Max. 2 s r (1) I V = 0.5 x V max Leakage current Max. 10 A R R BO (1) I Peak current See Figure 2. Test circuit Min. 0.30 A P 1. Applicable to both forward and reverse directions. 2. Connected in parallel to the device Figure 1. Voltage - current characteristic curve. +I F 10 mA I BO I - V R +V 0,5 V BO V V V F BO - I F DS0700 - Rev 3 page 2/9