Certificate TH97/10561QM Z1220C ~ Z1380C Certificate TW00/17276EM SILICON ZENER DIODES DO - 41 VZ : 220 - 380 Volts PD : 1 Watt 1.00 (25.4) MIN. 0.108 (2.74) 0.078 (1.99) FEATURES : * Complete voltage range 220 to 380 Volts * High peak reverse power dissipation * High reliability * Low leakage current * Pb / RoHS Free 0.205 (5.20) 0.161 (4.10) 1.00 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) MECHANICAL DATA * Case : DO-41 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.335 gram Dimensions in inches and ( millimeters ) MAXIMUM RATINGS (Rating at 25 °C ambient temperature unless otherwise specified) Symbol Value Unit DC Power Dissipation at T L = 50 °C (Note1) Rating PD 1.0 W Maximum Forward Voltage at IF = 200 mA VF 2.0 V RӨJA 170 K/W Junction Temperature Range TJ - 55 to + 175 °C Storage Temperature Range TSTG - 55 to + 175 °C Maximum Thermal Resistance Junction to Ambient Air (Note2) ELECTRICAL CHARACTERISTICS (Rating at 25 °C ambient temperature unless otherwise specified) Nominal Zener Type No. Maximum Zener Voltage Impedance Maximum Reverse Maximum DC Maximum Leakage Current Zener Current Surge Current IR @ V R IZM IRM(4) VZ @ IZT IZT ZZT @ IZT ZZK @ IZK IZK (V) (mA) (Ω) (Ω) (mA) (µA) (V) (mA) (mApk) Z1220C 220 1.00 1600 8000 0.25 5.0 167.2 4.0 20 Z1240C 240 0.93 1800 8500 0.25 5.0 182.4 3.8 19 Z1250C 250 0.90 2000 9000 0.25 5.0 190 3.6 18 Z1270C 270 0.82 2100 9000 0.25 5.0 205 3.3 16 Z1300C 300 0.75 2300 9500 0.25 5.0 228 3.0 15 Z1330C 330 0.70 2500 9500 0.25 5.0 250 2.8 13 Z1380C 380 0.60 2700 9500 0.25 5.0 288 2.4 12 (Note 3) Notes : (1) TL = Lead temperature at 3/8 " (9.5mm) from body (2) Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case. (3) The type number listed have a standard tolerance on the nominal zener voltage of ± 2%. No suffix indicates ± 10% tolerance, suffix "A" indicates ± 5% tolerance. (4) The revese surge current is a non-repetitive, 8.3ms pulse width square wave or equivalent sine-wave superimposed on IZT per JEDEC Method Page 1 of 1 Rev. 01 : November 30, 2007