BUL129D

www.DataSheet4U.com BUL129D High Voltage Fast-Switching NPN Power Transistor Features ■ ■ ■ ■ ■ PRELIMINARY DATA NPN TRANSISTOR HIGH VOLTAGE CAPABILITY LOW SPREAD OF DYNAMIC PARAMETERS MINIMUM LOT-TO-LOT SPREAD FOR RELIABLE OPERATION VERY HIGH SWITCHING SPEED 1 2 3 Applications ■ ELECTRONIC TRANSFORMERS FOR HALOGEN LAMPS TO-220 Description The device is manufactured using High Voltage Multi-Epitaxial Planar technology for high switching speeds while maintaining the wide RBSOA. The device is designed to be used in electronics transformers for halogen lamps. Internal Schematic Diagram Order Codes Part Number BUL129D Marking BUL129D Package TO-220 Packing TUBE December 2005 rev.1 1/7 www.st.com 7 www.DataSheet4U.com 1 Absolute Maximum Ratings BUL129D 1 Table 1. Symbol VCES VCEO VEBO IC ICM IB IBM PTOT TSTG TJ * Absolute Maximum Ratings Absolute Maximum Rating Parameter Collector-Emitter Voltage (VBE = 0) Collector-Emitter Voltage (IB = 0) Emitter-Base Voltage (IC = 0) Collector Current Collector Peak Current (tP < 5ms) Base Current Base Peak Current (tP < 5ms) Total dissipation at Tc = 25 oC Storage Temperature Max. Operating Junction Temperature Value 800 450 9 4 8 2 4 65 -65 to 150 150 Unit V V V A A A A W oC oC Table 2. Symbol Rthj-case Rthj-amb Thermal Data Parameter Thermal Resistance Junction-Case__________________Max Thermal Resistance Junction-ambient _______________Max Value 1.92 62.5 Unit oC/W oC/W 2/7 www.DataSheet4U.com BUL129D 2 Electrical Chara...