SZA33A

MSV SZA33A Silicon Planar Zener Diodes PINNING PIN FEATURES • Total power dissipation: Max. 1 W. • Wide zener reverse voltag e 33 V . • Small plastic package suitable for surface mounted design. MECHANICAL DATA • Case:SMAF • Terminals: Solderable per MIL-STD-750, Method 2026 • A pprox. Weight: 27mg 0.00095oz DESCRIPTION 1 Cathode 2 Anode 1 2 Simplified outline SMAF and symbol Absolute Maximum Ratings And Characteristics （Ta = 25 °C） Symbol Value Unit Power Dissipation at T c =75°C PD 1 W Forward Voltage at I F = 200 mA VF 1.2 V Junction Temperature Range TJ - 55 to + 150 °C Storage Temperature Range TS - 55 to + 150 °C Parameter Fig.1 Maximum Continuous Power Derating 1.2 Power Dissipation ( W ) 1.0 0.8 0.6 0.4 0.2 0.0 25 50 75 100 125 150 175 T c ,Case Temperature (°C) Characteristics at Ta = 25°C Dynamic Impedance Zener Voltage Range （1） Type SZA33A Marking Z33 V ZT（at I ZT） Reverse Current I ZT Z ZT（at I ZT） IR at V R Admissible Zener Current Min（V） Nom（V） Max（V） (mA) Max (Ω) Max（μA） （V） I ZM (mA) 31.3 33 34.9 7.5 45 5 25 28 www.mswdz.com Page 1 of 2 MSV SZA33A PACKAGE OUTLINE Plastic surface mounted package; 2 leads SMAF ∠ALL ROUND C A ∠ALL ROUND HE g Top View C D E e g HE max 1.2 0.20 3.7 2.7 1.6 1.2 4.9 min 0.9 0.12 3.3 2.4 1.3 0.8 4.4 max 47 7.9 146 106 63 47 193 min 35 4.7 130 94 51 31 173 ∠ 7° The recommended mounting pad size 1.6 (63) 2.2 (86) 1.6 (63) 1.8 (71) mil Bottom View A UNIT mm g pad e E A pad D E A V M mm Unit ： (mil) www.mswdz.com Page 2 of 2