High voltage, high speed, planar passivated NPN power switching transistor with integrated anti-parallel E-C diode in a SOT78 (TO220AB) plastic package.

Features and Benefits
  • Fast switching
  • High voltage capability
  • Integrated anti-parallel E-C diode
  • Very low switching and conduction losses
  • DC-to-DC converters
  • Electronic lighting ballasts
  • Inverters
  • Motor control systems
Quality, reliability & chemical content
Type Number Symbol Parameter Conditions Min Typ/Nom Max Unit
BUJD203A VCESM collector-emitter peak voltage VBE = 0 V     850 V
IC collector current DC     4 A
Ptot total power dissipation Tmb ≤ 25 °C     80 W
hFE DC current gain IC = 1 mA; VCE = 5 V; Tmb = 25 °C 10 15 32  
IC = 500 mA; VCE = 5 V; Tj = 25 °C 13 21 32  
IC = 2 A; VCE = 5 V; Tmb = 25 °C 11 16 22  
IC = 3 A; VCE = 5 V; Tmb = 25 °C   12.5    
tf fall time IC = 2.5 A; IBon = 0.5 A; IBoff = -0.5 A; RL = 75 μ; resistive load   0.3 0.35 µs
IC = 2 A; IBon = 0.4 A; VBB = -5 V; LB = 1 µH; inductive load     0.12 µs
0.03 0.06 µs
Type number Package Packing Product status Marking Orderable part number Ordering code (12NC)
Horizontal, Rail Pack Volume production Standard Marking BUJD203A,127 9340 649 83127
Type number Ordering code (12NC) Orderable part number Region Distributor Order sample
BUJD203A 9340 649 83127 BUJD203A,127 NA NA  


Chemical content Orderable part number Type number RoHS / RHF Leadfree conversion date MSL MSL LF
BUJD203A BUJD203A,127   BUJD203A Leaded E   1 1

Chemical Content - BUJD203A

As a proactive and sustainable company, WeEn Semiconductors has decided to publish chemical content information of its product portfolio through direct Internet access. With this information, we can provide data to our customers to facilitate any assessment regarding compliance to the RoHS directive and lead-free status. WeEn Semiconductors has set a standard in the semiconductor business with this detailed level of data, directly retrieved from its general product database. WeEn Semiconductors products are compliant to the EU Directives RoHS, ELV and the China RoHS.


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