20 V, 4 A PNP low VCEsat (BISS) transistor

PNP low VCEsat Breakthrough in Small Signal (BISS) transistor in a small SOT457 (SC-74) Surface-Mounted Device (SMD) plastic package.

NPN complement: PBSS4420D.

Features and benefits

  • Very low collector-emitter saturation resistance

  • Ultra low collector-emitter saturation voltage

  • 4 A continuous collector current

  • Up to 15 A peak current

  • High efficiency leading to less heat generation

  • AEC-Q101 qualified


  • Power management functions

  • Charging circuits

  • DC-to-DC conversion

  • MOSFET gate driving

  • Power switches (e.g. motors, fans)

  • Thin Film Transistor (TFT) backlight inverter


Type number Package version Package name Size (mm) Polarity Ptot [max] (mW) VCEO [max] (V) IC [max] (A) ICM [max] (A) hFE [min] hFE [typ] fT [typ] (MHz) RCEsat [typ] (mΩ) RCEsat [max] (mΩ) VCEsat [max] (mV)
PBSS5420D SOT457 TSOP6 2.9 x 1.5 x 1 PNP 2500 -20 -4 -15 250 400 80 50 70 -420


Type number Orderable part number, (Ordering code (12NC)) Status Marking Package Package information Reflow-/Wave soldering Packing
PBSS5420D PBSS5420D,115
Active D5 SOT457

Environmental information

Type number Orderable part number Chemical content RoHS RHF-indicator
PBSS5420D PBSS5420D,115 PBSS5420D rohs rhf rhf
Quality and reliability disclaimer

Documentation (14)

File name Title Type Date
PBSS5420D 20 V, 4 A PNP low VCEsat (BISS) transistor Data sheet 2008-09-28
AN11076 Thermal behavior of small-signal discretes on multilayer PCBs Application note 2021-06-23
Nexperia_document_guide_MiniLogic_PicoGate_201901 PicoGate leaded logic portfolio guide Brochure 2019-01-07
SOT457 3D model for products with SOT457 package Design support 2022-11-04
Nexperia_package_poster Nexperia package poster Leaflet 2020-05-15
TSOP6_SOT457_mk plastic, surface-mounted package (TSOP6); 6 leads; 0.95 mm pitch; 2.9 mm x 1.5 mm x 1 mm body Marcom graphics 2017-01-28
SOT457 plastic, surface-mounted package (SC-74; TSOP6); 6 leads Package information 2023-03-03
SOT457_115 TSOP6; Reel pack for SMD, 7"; Q2/T3 product orientation Packing information 2020-06-12
PBSS5420D_Nexperia_Product_Quality PBSS5420D Nexperia Product Quality Quality document 2019-05-20
PBSS5420D_Nexperia_Product_Reliability PBSS5420D Nexperia Product Reliability Quality document 2024-04-23
REFLOW_BG-BD-1 Reflow soldering profile Reflow soldering 2021-04-06
PBSS5420D PBSS5420D SPICE model SPICE model 2024-04-05
MAR_SOT457 MAR_SOT457 Topmark Top marking 2013-06-03
WAVE_BG-BD-1 Wave soldering profile Wave soldering 2021-09-08


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File name Title Type Date
PBSS5420D PBSS5420D SPICE model SPICE model 2024-04-05
SOT457 3D model for products with SOT457 package Design support 2022-11-04

Ordering, pricing & availability

Type number Orderable part number Ordering code (12NC) Status Packing Packing Quantity Buy online
PBSS5420D PBSS5420D,115 934058274115 Active SOT457_115 3,000 Order product


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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. Check out the list of official distributors.

How does it work?

The interactive datasheets are based on the Nexperia MOSFET precision electrothermal models. With our interactive datasheets you can simply specify your own conditions interactively. Start by changing the values of the conditions. You can do this by using the sliders in the condition fields. By dragging the sliders you will see how the MOSFET will perform at the new conditions set.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
PBSS5420D PBSS5420D,115 934058274115 SOT457 Order product