ZTS270X THRU ZTS300Z VOLTAGE 260V ~ 310V Elektronische Bauelemente 1.0 Watts Surface Mount Zener Diode RoHS Compliant Product A suffix of "-C" specifies halogen & lead-free SMA FEATURES . For surface mounted applications . 1.0 W power dissipation . Low reverse current . Ideally suited for automated assembly processes . Epitaxial construction Dimensions in C A MECHANICAL DATA . Case: Molded plastic . Epoxy: UL 94V-0 rate flame retardant . Metallurgically bonded construction . Polarity: Color band denotes cathode end . Mounting position: Any . Weight: 0.064 grams B H D E G Dimensions in Millimeters Inches A 1.25 1.65 0.049 0.065 B 3.99 4.60 0.157 0.181 C 2.50 2.90 0.098 0.114 D 1.98 2.44 0.078 0.096 E 0.051 0.203 0.002 0.008 F G 4.78 5.28 0.188 0.208 0.76 1.52 0.030 0.060 H 0.152 0.305 0.006 0.012 F MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25℃ ambient temperature unless otherwise specified. Power Dissipation PD 1.0 W Maximum Forward Voltage Drop at IF=200mA VF 1.0 V TJ, TSTG -55 to +155 ℃ Operating junction and Storage Temperature Electrical Characteristic (Ta=25 C) O Part No. VZ (V) IZT (mA) ZZT (Ohm) ZZK (Ohm) IZK (mA) ZTS270X 260 1.00 2200 8500 0.25 ZTS270Y 270 0.90 2500 8750 ZTS300Y 300 0.80 3000 ZTS300Z 310 0.75 4000 IR(uA) Max. VR(V) VF(V) IF=0.2A 5.0 180 1.0 0.25 5.0 200 1.0 9000 0.25 0.5 220 1.0 9500 0.25 0.5 240 1.0 Tolerance 5% http://www.SeCoSGmbH.com/ 01-Jun-2006 Rev. C Any changing of specification will not be informed individual Page 1 of 2 ZTS270X THRU ZTS300Z VOLTAGE 260V ~ 310V Elektronische Bauelemente 1.0 Watts Surface Mount Zener Diode RATING AND CHARACTERISTIC CURVES FIG. 2 - TYPICAL ZENER IMPEDANCE Zz, DYNAMIC IMPEDANCE (Ohms) REVERSE POWER DISSIPATION, (W) FIG. 1 - MAXIMUM CONTINUOUS POWER DISSIPATION 1.0 0.75 0.50 Single Phase Half Wave 60Hz Inductive or Resistive Load 0.375" (9.5mm) Lead Lengths 0.25 0 10000 o TJ = 25 C Iz = (rms) = 0.1Iz(dd) 5000 2000 Vz=200V 1000 500 Vz=180V 200 100 Vz=160V 50 Vz=100V 10 25 50 75 100 125 150 175 .5 1.0 o LEAD TEMPERATURE, C o TJ = 25 C 1.0 0.1 Pulse Width = 300us 1% Duty Cycle 0.01 .8 1.0 1.2 20 50 100 200 500 1.4 FIG. 4 - TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, (uA) INSTANTANEOUS FORWARD CURRENT, (A) 10 .6 10 Iz, ZENER TEST CURRENT (mA) FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS .4 5.0 10 4 o TJ = 100 C 1.0 0.4 0.1 0.04 o TJ = 25 C 0.01 0 1.6 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) INSTANTANEOUS FORWARD VOLTAGE, (V) Ovz, TEMPERATURE COEFFICIENT o (mV/ C) FIG. 5 - TYPICAL TEMPERATURE COEFFICIENTS 220 200 180 150 120 100 80 100 110 120 130 140 150 160 170 180 190 200 Vz, ZENER VOLTAGE (V) http://www.SeCoSGmbH.com/ 01-Jun-2006 Rev. C Any changing of specification will not be informed individual Page 2 of 2