Voltage regulator diodes

Low-power general purpose voltage regulator diodes in a small plastic SMD SOD323 (SC-76) package.


  • Total power dissipation: max. 400 mW
  • Small plastic package suitable for surface mounted design
  • Wide variety of voltage ranges: nominal 2.4 to 36 V (E24 range)
  • Tolerance approximately +-2pct.
  • AEC-Q101 qualified

Target applications

  • General voltage regulation.


Type numberPackage versionPackage nameSize (mm)VZ nom (V)ConfigurationVZ max. (V)IF max (mA)VZ min. (V)Tolerance +/-Ptot (mW)
PDZ18BSOD323SOD3231.7 x 1.25 x 0.9518single18.3520017.562%400


Type numberPackageOutline versionReflow-/Wave solderingPackingStatusMarkingOrderable part number, (Ordering code (12NC))

Reel 7" Q1/T1ActiveZMPDZ18B,115
( 9340 548 65115 )
Reel 7" Q1/T1 in Multi reel packActiveZMPDZ18BZ
( 9340 548 65145 )
Reel 11¼" Q1/T1 in LargePackActiveZMPDZ18BF
( 9340 548 65135 )


Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateEFRIFRMTBF (hour)MSLMSL leadfree
PDZ18BPDZ18B,115PDZ18Bweek 31, 2003117.00.541.85E911
Quality and reliability disclaimer

Documentation (9)

File nameTitleTypeDate
PDZ-B_SERIESVoltage regulator diodesData sheet2004-03-21
PDZ18B_NXP_Product_ReliabilityPDZ18B NXP Product ReliabilityQuality document2015-01-31
75017631Discretes Semiconductors Selection Guide 2016Selection guide2016-02-16
PDZ18BPDZ18B SPICE modelSPICE model2013-03-22
SOD323_115Tape reel; standard product orientation 12NC ending 115Packing2012-11-07
SOD323_135Tape reel; standard product orientation 12NC ending 135Packing2012-11-07
Reflow_Soldering_ProfileReflow Soldering ProfileReflow soldering2013-12-23
Wave_Soldering_ProfileWave Soldering ProfileWave soldering2013-09-29
SOD323plastic, surface-mounted package; 2 leads; 1.3 mm pitch; 1.7 mm x 1.25 mm x 0.95 mm bodyOutline drawing2017-01-31


Find answers to your design questions on this page. If available you can find information in our Nexperia Support Community or you can find Nexperia models and Design tools.


File nameTitleTypeDate
PDZ18BPDZ18B SPICE modelSPICE model2013-03-22


DistributorBuy online
Arrow ElectronicsBuy online
Avnet ExpressBuy online
Chip One StopBuy online
DigiKeyBuy online
Farnell EuropeBuy online
Future ElectronicsBuy online
Mouser ElectronicsBuy online
NewarkBuy online
Newark element14Buy online


As a Nexperia customer you can order samples via our sales organization or directly via our Online Sample Store: https://extranet.nexperia.com.

Sample orders normally take 2-4 days for delivery.

If you do not have a direct account with Nexperia our network of global and regional distributors is available and equipped to support you with Nexperia samples.