Important notice Dear Customer, On 7 February 2017 the former NXP Standard Product business became a new company with the tradename Nexperia. Nexperia is an industry leading supplier of Discrete, Logic and PowerMOS semiconductors with its focus on the automotive, industrial, computing, consumer and wearable application markets In data sheets and application notes which still contain NXP or Philips Semiconductors references, use the references to Nexperia, as shown below. Instead of PZUxBA series Single Zener diodes Rev. 01 19 September 2008 Product data sheet 1. Product prole 1.1 General description General-purpose Zener diodes in a SOD323 (SC-76) very small Surface-Mounted Device (SMD) plastic package. 1.2 Features n Non-repetitive peak reverse power n Low reverse current I range R dissipation: P 40 W ZSM n Total power dissipation: P 320 mW n Small plastic package suitable for tot surface-mounted design n Tolerance series: n AEC-Q101 qualied B: approximately 5% B1, B2, B3: approximately 2% n Wide working voltage range: nominal 2.4 V to 36 V (E24 range) 1.3 Applications n General regulation functions 1.4 Quick reference data Table 1. Quick reference data Symbol Parameter Conditions Min Typ Max Unit 1 V forward voltage I = 100 mA - - 1.1 V F F 2 P non-repetitive peak reverse --40 W ZSM power dissipation 3 P total power dissipation T 25 C - - 320 mW tot amb 1 Pulse test: t 300 s 0.02. p 2 t = 100 s square wave T =25 C prior to surge p j 3 Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard footprint.