Bipolar transistors

Diodes

ESD protection, TVS, filtering and signal conditioning

MOSFETs

SiC MOSFETs

GaN FETs

IGBTs

Analog & Logic ICs

Automotive qualified products (AEC-Q100/Q101)

BSR43

80 V, 1 A NPN medium power transistor

NPN general-purpose transistor in a medium power SOT89 (SC-62) Surface-Mounted Device (SMD) plastic package. PNP complement: BSR33.

Alternatives

Features and benefits

  • High current (max. 1 A)
  • Low voltage (max. 80 V)

Applications

  • Linear voltage regulators
  • Low-side switches
  • Battery-driven devices
  • Power management
  • MOSFET drivers
  • Amplifiers

Parametrics

Type number Package version Package name Size (mm) channel type (e) Ptot (mW) VCEO [max] (V) IC [max] (mA) hFE [min] hFE [max] TJ [max] (°C) fT [min] (MHz) Automotive qualified
BSR43 SOT89 SOT89 4.5 x 2.5 x 1.5 NPN 1350.0 80.0 1000.0 100.0 300.0 150 100.0 N

Package

Type number Orderable part number, (Ordering code (12NC)) Status Marking Package Package information Reflow-/Wave soldering Packing
BSR43 BSR43,115
(933418100115)		 Active AR4 SOT89
(SOT89) 		SOT89 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT89_115

Environmental information

Type number Orderable part number Chemical content RoHS RHF-indicator
BSR43 BSR43,115 BSR43 rohs rhf rhf
Quality and reliability disclaimer

Documentation (14)

File name Title Type Date
BSR43 80 V, 1 A NPN medium power transistor Data sheet 2022-10-01
PBSS4021NX 20 V, 7 A NPN low VCEsat (BISS) transistor Data sheet 2017-05-29
PBSS4041NX 60 V, 6.2 A NPN low VCEsat (BISS) transistor Data sheet 2017-05-29
SOT89 3D model for products with SOT89 package Design support 2018-12-05
Nexperia_package_poster Nexperia package poster Leaflet 2020-05-15
SOT89_mk plastic, surface-mounted package; 3 leads; 1.5 mm pitch; 4.5 mm x 2.5 mm x 1.5 mm body Marcom graphics 2017-01-28
LSYMTRA Letter Symbols - Transistors; General Other type 1999-05-06
SOT89 plastic, surface-mounted package; 3 leads; 1.5 mm pitch; 4.5 mm x 2.5 mm x 1.5 mm body Package information 2024-10-29
SOT89_115 Reel pack for SMD, 7"; Q2/T3 product orientation Packing information 2020-04-21
BSR43_Nexperia_Product_Quality BSR43 Nexperia Product Quality Quality document 2019-05-20
BSR43_Nexperia_Product_Reliability BSR43 Nexperia Product Reliability Quality document 2024-04-23
REFLOW_BG-BD-1 Reflow soldering profile Reflow soldering 2021-04-06
BSR43 BSR43 SPICE model SPICE model 2024-08-27
WAVE_BG-BD-1 Wave soldering profile Wave soldering 2021-09-08

Support

If you are in need of design/technical support, let us know and fill in the answer form we'll get back to you shortly.

Models

File name Title Type Date
BSR43 BSR43 SPICE model SPICE model 2024-08-27
SOT89 3D model for products with SOT89 package Design support 2018-12-05

Ordering, pricing & availability

Type number Orderable part number Ordering code (12NC) Status Packing Packing Quantity Buy online
BSR43 BSR43,115 933418100115 Active SOT89_115 1,000 Order product

Sample

As a Nexperia customer you can order samples via our sales organization.

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.

Interactive datasheet

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BSR43 BSR43,115 933418100115 SOT89 Order product