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 PESDxS1UB series ESD protection diodes in SOD523 package Rev. 02 24 August 2009 Product data sheet 1. Product prole 1.1 General description Unidirectional ESD protection diode in a SOD523 plastic package designed to protect one transmission or data line from the damage caused by ESD (ElectroStatic Discharge) and other transients. 1.2 Features n Unidirectional ESD protection of one line n Max. peak pulse power: P = 330 W at t = 8/20 s PP p n Low clamping voltage: V = 20 V at I = 18 A CL PP n Ultra low leakage current: I < 700 nA RM n ESD protection > 23 kV n IEC 61000-4-2, level 4 (ESD) n IEC 61000-4-5 (surge) I = 18 A at t = 8/20 s PP p 1.3 Applications n Computers and peripherals n Communication systems n Audio and video equipment n Data lines n CAN bus protection 1.4 Quick reference data Table 1. Quick reference data Symbol Parameter Conditions Value Unit V reverse standoff voltage RWM PESD3V3S1UB 3.3 V PESD5V0S1UB 5 V PESD12VS1UB 12 V PESD15VS1UB 15 V PESD24VS1UB 24 V