BUJ403A

High voltage, high speed planar passivated NPN power switching transistor in a SOT78 (TO220AB) plastic package intended for use in high frequency electronic lighting ballast applications, converters, inverters, switching regulators, motor control systems, etc.

Features and Benefits
  • Fast switching
  • Low thermal resistance
  • Very high voltage capability
  • Very low switching and conduction losses
Applications
  • DC-to-DC converters
  • High frequency electronic lighting ballasts
  • Inverters
  • Motor control system
  • Switching regulators
Datasheet
IC [max]
Package version
Package name
Product status
Product Parametric
Type Number Symbol Parameter Conditions Min Typ/Nom Max Unit
BUJ403A VCESM collector-emitter peak voltage VBE = 0 V     1200 V
IC collector current       6 A
hFE DC current gain IC = 3 A; VCE = 5 V   15.5    
tf fall time IC = 2.5 A; IBon = 0.5 A; VBB = -5 V; LB = 1 µH; inductive load   170 300 ns
Package
Type number Package Packing Product status Marking Orderable part number Ordering code (12NC)
BUJ403A SOT78
SOT78
Horizontal, Rail Pack Volume production Standard Marking BUJ403A,127 9340 546 60127
BUJ403A/DG BUJ403A/DG,127 9340 655 86127
Quality, reliability & chemical content
Chemical content Orderable part number Type number RoHS / RHF Leadfree conversion date MSL MSL LF
BUJ403A BUJ403A,127   BUJ403A LeadedH   NA NA
BUJ403A/DG LeadedH   NA NA
Ordering & availability
Type number Ordering code (12NC) Orderable part number Region Distributor Order sample
BUJ403A 9340 546 60127 BUJ403A,127 NA NA  
BUJ403A/DG 9340 655 86127 BUJ403A/DG,127
VCESM [max]
tf [max]
Orderable part number
BUJ403A,127; BUJ403A/DG,127

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