Philips Semiconductors Product specification Silicon Diffused Power Transistor BU1508AX GENERAL DESCRIPTION Enhanced performance, new generation, high-voltage, high-speed switching npn transistor in a plastic full-pack envelope intended for use in horizontal deflection circuits of colour television receivers. Features exceptional tolerance to base drive and collector current load variations resulting in a very low worst case dissipation. QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS VCESM VCEO IC ICM Ptot VCEsat ICsat tf Collector-emitter voltage peak value Collector-emitter voltage (open base) Collector current (DC) Collector current peak value Total power dissipation Collector-emitter saturation voltage Collector saturation current Fall time VBE = 0 V PINNING - SOT186A PIN TYP. MAX. UNIT 4.5 0.4 1500 700 8 15 35 1.0 0.6 V V A A W V A µs Ths ≤ 25 ˚C IC = 4.5 A; IB = 1.1 A ICM = 4.5 A; IB(end) = 1.1 A PIN CONFIGURATION SYMBOL DESCRIPTION c case 1 base 2 collector 3 emitter b case isolated e 1 2 3 LIMITING VALUES Limiting values in accordance with the Absolute Maximum Rating System (IEC 134) SYMBOL PARAMETER CONDITIONS VCESM VCEO IC ICM IB IBM -IB(AV) -IBM Ptot Tstg Tj Collector-emitter voltage peak value Collector-emitter voltage (open base) Collector current (DC) Collector current peak value Base current (DC) Base current peak value Reverse base current Reverse base current peak value 1 Total power dissipation Storage temperature Junction temperature VBE = 0 V average over any 20 ms period Ths ≤ 25 ˚C MIN. MAX. UNIT -65 - 1500 700 8 15 4 6 100 5 35 150 150 V V A A A A mA A W ˚C ˚C TYP. MAX. UNIT - 3.6 K/W 55 - K/W THERMAL RESISTANCES SYMBOL PARAMETER CONDITIONS Rth j-hs Junction to heatsink with heatsink compound Rth j-a Junction to ambient in free air 1 Turn-off current. September 1997 1 Rev 1.100 Philips Semiconductors Product specification Silicon Diffused Power Transistor BU1508AX ISOLATION LIMITING VALUE & CHARACTERISTIC Ths = 25 ˚C unless otherwise specified SYMBOL PARAMETER CONDITIONS Visol R.M.S. isolation voltage from all three terminals to external heatsink f = 50-60 Hz; sinusoidal waveform; R.H. ≤ 65% ; clean and dustfree Cisol Capacitance from T2 to external f = 1 MHz heatsink MIN. TYP. - MAX. UNIT 2500 V - 10 - pF MIN. TYP. MAX. UNIT STATIC CHARACTERISTICS Ths = 25 ˚C unless otherwise specified SYMBOL PARAMETER CONDITIONS 2 ICES ICES Collector cut-off current IEBO BVEBO VCEOsust Emitter cut-off current Emitter-base breakdown voltage Collector-emitter sustaining voltage VCEsat Collector-emitter saturation voltage VBEsat hFE hFE Base-emitter saturation voltage DC current gain VBE = 0 V; VCE = VCESMmax VBE = 0 V; VCE = VCESMmax; Tj = 125 ˚C VEB = 7.5 V; IC = 0 A IB = 1 mA IB = 0 A; IC = 100 mA; L = 25 mH IC = 4.5 A; IB = 1.1 A - - 1.0 2.0 mA mA 7.5 700 13.5 - 1.0 - mA V V - - 1.0 IC = 4.5 A; IB = 1.7 A IC = 100 mA; VCE = 5 V IC = 4.5 A; VCE = 1 V 4.0 13 5.5 1.1 7.0 V V V TYP. MAX. UNIT 80 - pF 5.0 0.4 6.0 0.6 µs µs DYNAMIC CHARACTERISTICS Ths = 25 ˚C unless otherwise specified SYMBOL PARAMETER CONDITIONS Cc Collector capacitance IE = 0 A; VCB = 10 V; f = 1 MHz ts tf Switching times (line deflection circuit) Turn-off storage time Turn-off fall time ICM = 4.5 A; IB(end) = 1.1 A; LB = 6 µH; -VBB = 4 V; (-dIB/dt = 0.6 A/µs) 2 Measured with half sine-wave voltage (curve tracer). September 1997 2 Rev 1.100 Philips Semiconductors Product specification Silicon Diffused Power Transistor BU1508AX ICsat + 50v 90 % 100-200R IC 10 % Horizontal tf Oscilloscope t ts IB IBend Vertical t 1R 100R 6V 30-60 Hz - IBM Fig.1. Test circuit for VCEOsust. Fig.4. Switching times definitions. IC / mA + 150 v nominal adjust for ICM 1mH 250 200 LB IBend 100 0 VCE / V BU1508AX 12nF BY228 -VBB min VCEOsust Fig.2. Oscilloscope display for VCEOsust. TRANSISTOR IC Fig.5. Switching times test circuit (BU1508AX). ICsat 100 h FE DIODE t 5V IBend IB 10 t 20us 1V 26us Tj = 25 C 64us Tj = 125 C VCE 1 0.01 Fig.3. Switching times waveforms. September 1997 0.1 1 10 IC / A t Fig.6. Typical DC current gain. hFE = f (IC) parameter VCE 3 Rev 1.100 Philips Semiconductors Product specification Silicon Diffused Power Transistor 1.2 BU1508AX VBESAT / V 1.1 VCESAT / V 10 Tj = 25 C Tj = 25 C Tj = 125 C Tj = 125 C 1.0 6A 0.9 4.5A 0.8 1 IC/IB= 3 4 5 0.7 0.6 3A IC=2A 0.5 0.4 0.1 1 IC / A 0.1 10 Fig.7. Typical base-emitter saturation voltage. VBEsat = f (IC); parameter IC/IB 1.0 0.1 1 IB / A 10 Fig.10. Typical collector-emitter saturation voltage. VCEsat = f (IB); parameter IC VCESAT / V Eoff / uJ 1000 0.9 IC/IB= 0.8 5 IC = 4.5A 0.7 4 3.5A 0.6 3 0.5 100 Tj = 25 C 0.4 Tj = 125 C 0.3 0.2 0.1 0 10 0.1 1 IC / A 10 0.1 Fig.8. Typical collector-emitter saturation voltage. VCEsat = f (IC); parameter IC/IB 1.2 12 11 10 9 8 7 6 5 4 3 2 1 0 Tj = 25 C Tj = 125 C 1.0 0.9 IC= 6A 4.5A 3A 2A 0.8 0.7 0.6 0 1 2 IB / A 3 4 ts, tf / us ts IC = 4.5A 3.5A tf 0.1 Fig.9. Typical base-emitter saturation voltage. VBEsat = f (IB); parameter IC September 1997 10 Fig.11. Typical turn-off losses. Tj = 85˚C Eoff = f (IB); parameter IC VBESAT / V 1.1 1 IB / A 1 IB / A 10 Fig.12. Typical collector storage and fall time. ts = f (IB); tf = f (IB); parameter IC; Tj = 85˚C 4 Rev 1.100 Philips Semiconductors Product specification Silicon Diffused Power Transistor Normalised Power Derating PD% 120 BU1508AX 100 with heatsink compound 110 IC / A 100 90 = 0.01 80 70 ICM max 60 10 50 tp = IC max 40 II 30 10 us 20 10 Ptot max 0 0 20 40 60 80 Ths / C 100 120 140 1 100 us Fig.13. Normalised power dissipation. PD% = 100⋅PD/PD 25˚C = f (Ths) 1 ms I Zth / (K/W) 0.1 10 10 ms 0.5 1 DC 0.2 0.1 0.05 0.1 0.01 0.02 PD tp D= D=0 T 0.01 1E-06 1E-04 1E-02 t/s 1 tp T 1000 100 VCE / V Fig.15. Forward bias safe operating area. Ths = 25˚C I Region of permissible DC operation. II Extension for repetitive pulse operation. t 1E+00 NB: Mounted with heatsink compound and 30 ± 5 newton force on the centre of the envelope. Fig.14. Transient thermal impedance. Zth j-hs = f(t); parameter D = tp/T September 1997 10 5 Rev 1.100 Philips Semiconductors Product specification Silicon Diffused Power Transistor BU1508AX MECHANICAL DATA Dimensions in mm Net Mass: 2 g 10.3 max 4.6 max 3.2 3.0 2.9 max 2.8 Recesses (2x) 2.5 0.8 max. depth 6.4 15.8 19 max. max. 15.8 max seating plane 3 max. not tinned 3 2.5 13.5 min. 1 0.4 2 3 M 1.0 (2x) 0.6 2.54 0.9 0.7 0.5 2.5 5.08 1.3 Fig.16. SOT186A; The seating plane is electrically isolated from all terminals. Notes 1. Refer to mounting instructions for F-pack envelopes. 2. Epoxy meets UL94 V0 at 1/8". September 1997 6 Rev 1.100 Philips Semiconductors Product specification Silicon Diffused Power Transistor BU1508AX DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. Product specification This data sheet contains final product specifications. Limiting values Limiting values are given in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or at any other conditions above those given in the Characteristics sections of this specification is not implied. Exposure to limiting values for extended periods may affect device reliability. Application information Where application information is given, it is advisory and does not form part of the specification. Philips Electronics N.V. 1997 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, it is believed to be accurate and reliable and may be changed without notice. No liability will be accepted by the publisher for any consequence of its use. Publication thereof does not convey nor imply any license under patent or other industrial or intellectual property rights. LIFE SUPPORT APPLICATIONS These products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale. September 1997 7 Rev 1.100