STZ6.8NT146 ROHM

Data Sheet Zener diode STZ6.8N Applications Dimensions (Unit : mm) Land size figure (Unit : mm) Voltage regulation 1.9 (Anode common twin type) 2.90.2 0.1 Each lead has same dimension 0.4 0.05 0.1 Features 0.15 0.06 0.95 (3) 1) Small mold type. (SMD3) 2) High reliability. 0.8MIN. 00.1 SMD3 (2) (1) 0.80.1 0.95 0.95 0.2 Construction 1.10.2 1.1 0.1 0.01 1.90.2 Silicon epitaxial planar Structure ROHM : SMD3 JEDEC :S0T-346 JEITA : SC-59 week code Taping specifications (Unit : mm) 1.50.1 2.00.05 4.00.1 0.30.1 0 1.05MIN 3.20.1 4.00.1 1.350.1 Absolute maximum ratings (Ta=25C) Parameter Symbol Limits Unit Power dissipation (*1) 200 PmW Junction temperature 150 Tj C Storage temperature 55 to 150 Tstg C (*1) Total of 2 elements Electrical characteristics (Ta=25C) Parameter Symbol Min. Typ. Max. Unit Conditions Zener voltage V 6.47 - 7.14 V I =5mA Z Z I Reverse current - - 0.50 A V =3.5V R R Z Dynamic impedance -- 40 I =5mA Z Z Z I =0.5mA Zener impedance -- 60 Zk Z www.rohm.com 2011 ROHM Co., Ltd. All rights reserved. 1/2 2011.03 - Rev.B 2.80.2 0.2 1.6 0.1 0.30.6 3.20.1 1.0MIN. 00.5 5.50.2 3.50.05 1.750.1 8.00.2 3.20.1 2.4STZ6.8N Data Sheet 100 TTaa=125=125 10 100100 f=1MHz 1010 TTaa=75=75 Ta=25 1 Ta=125 11 TTaa=25=25 Ta=75 10 Ta=-25 0.1 0.0.11 0.0.0101 Ta=-25 Ta=-25 0.01 0.0.001001 0.001 0.0.00010001 1 6 6.5 7 7.5 8 0101 2323 44 012345 ZENER VOLTAGE:Vz(V) RREEVVEERRSSEE VOVOLLTTAGAGEEVVRR((V)V) REVERSE VOLTAGE:VR(V) Vz-Iz CHARACTERISTICS VRVR--IIRR CCHHARARAACCTETERRIISSTTIICCSS VR-Ct CHARACTERISTICS 7 1 20 Ta=25 Ta=25 Ta=25 0.9 19 IZ=5mA VR=3.5V f=1MHz 6.9 0.8 18 n=30pcs n=30pcs VR=0V n=10pcs 17 0.7 AVE:18.10pF 6.8 16 0.6 15 0.5 6.7 14 0.4 AVE:0.120nA 13 0.3 6.6 12 0.2 11 AVE:6.80V 0.1 6.5 10 0 Vz DISRESION MAP Ct DISRESION MAP IR DISRESION MAP 100 1000 Rth(j-a) 100 Rth(j-c) 10 Mounted on epoxy board IM=10mA IF=100mA 10 time 1ms 300us 1 1 0.1 1 10 0.001 0.01 0.1 1 10 100 1000 TIME:t(s) ZENER CURRENT(mA) Rth-t CHARACTERISTICS Zz-Iz CHARACTERISTICS www.rohm.com 2011 ROHM Co., Ltd. All rights reserved. 2/2 2011.03 - Rev.B ZENER VOLTAGE:Vz() DYNAMIC IMPEDANCE:Zz() ZENER CURRENT:Iz(mA) TRANSIENT REREVVEERSRSEE CUCURRERRENNTT::IIR R ((nnAA)) REVERSE CURRENT:IR(nA) THAERMAL IMPEDANCE:Rth (/W) CAPACITANCE BETWEEN CAPACITANCE TERMINALS:Ct(pF) BETWEENTERMINALS:Ct(pF)