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| DB3 BI-DIRECTIONAL TRIGGER DIODES DO-35 Symbol VBO Parameter BREAKDOWN VOLTAGE Test Condition 1 SEE FIG 1 Min Typ Max Unit Package mm) Type DB-3 DB-4 DB-6 DB-3 DB-4 28 35 56 32 40 60 36 45 70 3 3 4 5 5 10 5 100 V V 1.8 0.2 3.80.2 V 0.5 0.1 +VBO - -VBO BREAKDOWN VOLTAGE SYMMETRY 1 291 V SEE FIG 1 DB-6 DB-3 V I= IBO to IF=10mA DYNAMIC BREAKBACK VOLTAGE SEE FIG 1 DB-4 DB-6 VO IBO tr OUTPUT VOLTAGE 2 SEE FIG 2 BREAKDOWN current A s 291 Rise time 3 SEE FIG 3 1.5 IB Bleakage Current Vm=0.5VBO(Max) 1 SEE FIG 1 10 A DO-35 mm) LIMITING VALUES Symbol Pc IFmax Tr 40 to 125 40 to 110 Parameter Power Dissipution On Pented Circuit Value Unit mW t a=50 t p=10 s 120pps Ta 40 DB-4 DB-6 150 DB-3 2.0 2.0 16 A Tj Storage and Operation Junction Temperature Range Wing Shing Computer Components Co., (H.K.)Ltd. Homepage: http://www.wingshing.com Tel:(852)2341 9276 Fax:(852)2797 8153 E-mail: wsccltd@hkstar.com 3-1 WS DB3 I --V +IF 10mA 0.1 F VO 20 10K 500K DIAC -v IBO IB 0.5VBO +V V VBO FIG-2 Test circuit for output voltage -IF FIG-1 I - V 90% IP Current - voltage characterisitics 10% tr FIG-3 2 R IP=0.5A Test circuit see diagram 2,Adjust R for I=0.5A P mW 160 load up to 1500 watts 120 120V 80 50HZ 3.3k 200k TRIAC DIAC 40 Tamp ( 0 50 100 0.1 F 100V FIG -5 FIG-4 DIAC-TRIAC Typical DIAC-TRIAC full-wave phase control Power dissipation versus ambiept temperature( maximum values) 3-2 WS DB3 DO-35 1.1 VBO(TJ) IVBO(TJ=25 1.08 2 1 F=100HZ TJ=25 1.06 1.04 1.02 1 25 50 75 0.5 0.2 0.1 0.05 T 100 0.02 0.01 tp 10 10 2 S 3 10 10 4 FIG-6 VBO FIG-7 Relative variation of VBO versus temperature(typical values) Pesk Pulse Current Versus Pulse duration (maximum values) 3-3 |
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