DB3TG KERSEMI | Alldatasheet
Document overview
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Technical content
n V BO : 32V n Low breakover current: 15µA max n Breakover voltage range: 30 to 34V
FEATURES
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.
DESCRIPTION
Symbol Parameter Value Unit I TRM Repetitive peak on-state current t p=2 0µs F= 120 Hz Tstg Tj Storage temperature range Operating junction temperature range -4 0t o+1 2 5 °C ABSOLUTE MAXIMUM RATINGS (limiting values) www.kersemi.com
Symbol Parameter Test Conditions Value Unit V BO Breakover voltage * C = 22nF MIN. 30 V TYP. 32 MAX. 34 IV BO1 BO2 I Breakover voltage symmetry C = 22nF MAX. ± 2 V Δ V Dynamic breakover voltage * V BO and V F at 10mA MIN. 9 V V O Output voltage * see diagram 2 (R=20Ω ) MIN. 5 V I BO Breakover current * C = 22nF ** MAX. 15 µA tr Rise time * see diagram 3 MAX. 2 µs I R Leakage current * V R = 0.5 V BO max MAX. 10 µA * Applicable to both forward and reverse directions. ** Connected in parallel to the device. ELECTRICAL CHARACTERISTICS (Tj = 25°C unless otherwise specified) DB 3 TG Special V range BO Breakover voltage 3: V typ = 32V BO Diac Series
ORDERING INFORMATION
Part Number Marking Weight Base Quantity Packing Mode DB3TG DB3TG (Blue Body Coat) 0.15 g 5000 Tape & Reel OTHER INFORMATION www.kersemi.com
I R -V + V +I F -IF 0,5 VBO VBO V VF Diagram 1:Voltage - current characteristic curve. D.U.T Vo C=0.1µF 220 V 50 Hz 500 kΩ10 kΩ R=20 Ω I P Rs=0 T410 Diagram 2:Test circuit. 90 % l p 10 % t r Diagram 3:Rise time measurement. 25 50 75 100 125 1.08 1.06 1.04 1.02 1.00 VBO [Tj] VBO [Tj = 25°C] Tj (°C) Fig. 1:Relative variation of VBO versus junction temperature (typical values) 1 10 100 0.1 1.0 10.0 20.0 tp(µs) ITRM(A) F=120Hz Tj initial=25°C Fig. 2:Repetitive peak pulse current versus pulse duration (maximum values). www.kersemi.com
PACKAGE MECHANICAL DATA (in millimeters) DO-35 REF. DIMENSIONS Millimeters Inches Min. Max. Min. Max. A 3.05 4.50 0.120 0.177 B 1.53 2.00 0.060 0.079 C 28.00 1.102 D 0.458 0.558 0.018 0.022 CA BO O DO D C 10 20 50 100 200 500 C(nF) tp(µs) Tj=25°C 10Ω 22Ω 68Ω 47Ω 33Ω Fig. 3:Time duration while current pulse is higher 50mA versus C and Rs (typical values). www.kersemi.com