SEMICONDUCTORS NPN BU508DF SILICON DIFFUSED POWER TRANSISTOR The BU508DF is a NPN epitaxial-base transistor in TO3PFa package with integrated efficiency diode. It is intended for high voltage, high-speed. Primarily for use in horizontal deflection circuits of colour television receivers. Compliance to RoHS. ABSOLUTE MAXIMUM RATINGS Symbol VCBO VCEO VEBO IC ICM IB IBM PT tJ ts Ratings Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current Collector Current Peak Base Current Base Current Peak Total Dissipation @ Tmb < 25° Junction Temperature Storage Temperature range Value Unit 1500 700 5 8 15 4 6 34 150 -65 to +150 V V V A A A A W °C THERMAL CHARACTERISTICS Symbol RthJC Ratings Junction To Heatsink Junction To Heatsink Junction Ambient 15/10/2012 Conditions Without Heatsink Compound With Heatsink Compound In Free Air COMSET SEMICONDUCTORS Value Typ. 35 Max 3.7 2.8 - Unit K/W 1|3 SEMICONDUCTORS NPN BU508DF ELECTRICAL CHARACTERISTICS TC=25°C unless otherwise noted Symbol Ratings Test Condition(s) VCEO Collector-Emitter Breakdown Voltage IC= 100 mA, IB=0 L= 25mH ICES Collector Cutoff Current VBE =0, VCE = 1500 V IEBO VCE(SAT) VBE(SAT) Emitter Cutoff Current Collector-Emitter saturation Voltage Base-Emitter saturation Voltage VBE =0, VCE = 1500 V Tj =125°C VEB= 5 V, IC=0 IC= 4.5 A, IB= 1.6 A Typ Max Unit 700 - - V - - 1 - - 2 - - 300 - - 1 mA mA V IC= 4.5 A, IB= 2 A - - 1.1 - 1.6 2 V 10 3 - 7 30 - A MHz VF Diode Forwardvoltage IF= 4.5 A hFE COB fT DC Current Gain Output Capacitance Transition Frequency IC= 500 mA, VCE = 5 V VCB = 10 V, IE=0, f= 1MHz VCE= 5 V, IC= 100 mA 15/10/2012 Min COMSET SEMICONDUCTORS 2|3 SEMICONDUCTORS NPN BU508DF MECHANICAL DATA CASE TO3PFa Pin 1 : Base Pin 2 : Collector Case : Emitter Case : Isolated 1 2 3 Revised October 2012 Information furnished is believed to be accurate and reliable. However, Comset Semiconductors assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. Data are subject to change without notice. Comset Semiconductors makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Comset Semiconductors assume any liability arising out of the application or use of any product and specifically disclaims any and all liability, including without limitation consequential or incidental damages. Comset Semiconductors’ products are not authorized for use as critical components in life support devices or systems. www.comsetsemi.com 15/10/2012 [email protected] COMSET SEMICONDUCTORS 3|3