BUL705 High voltage fast-switching NPN Power Transistor General features ■ NPN Transistor ■ High voltage capability ■ Low spread of dynamic parameters ■ Minimum lot-to-lot spread for reliable operation ■ Very high switching speed ■ Fully characterized at 125 °C ■ In compliance with the 2002/93/EC European Directive 1 2 3 TO-220 Description The device is manufactured using high voltage Multi-Epitaxial Planar technology for high switching speeds and medium voltage capability. Internal schematic diagram It uses a Cellular Emitter structure with planar edge termination to enhance switching speeds while maintaining the wide RBSOA. Applications ■ Electronic ballast for fluorescent lighting ■ Dedicated for PFC solution in HF ballast halfbridge voltage fed Order codes Part Number Marking Package Packing BUL705 BUL705 TO-220 Tube May 2006 Rev 1 1/11 www.st.com 11 BUL705 Contents 1 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 Electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.2 Test circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2/11 BUL705 1 Electrical ratings Electrical ratings Table 1. Absolute maximum rating Symbol Parameter Value Unit VCES Collector-emitter voltage (V BE = 0) 700 V VCEO Collector-emitter voltage (IB = 0) 400 V VEBO Emitter-base voltage (IC = 0) 10 V Collector current 5 A Collector peak current (tP < 5ms) 10 A Base current 2 A IBM Base peak current (tP < 5ms) 4 A Ptot Total dissipation at T c = 25°C 80 W Tstg Storage temperature -65 to 150 °C 150 °C Value Unit 1.56 62.5 °C/W °C/W IC ICM IB TJ Table 2. Symbol Rthj-case Rthj-amb Max. operating junction temperature Thermal data Parameter Thermal resistance junction-case Thermal resistance junction-amb __max __max 3/11 Electrical characteristics 2 BUL705 Electrical characteristics (Tcase = 25°C unless otherwise specified) Table 3. Symbol Electrical characteristics Parameter Test Conditions Collector cut-off current (VBE =-1.5V) ICEO Collector cut-off current (IB =0) VCE =400V VEBO Emitter-base voltage (IC = 0) IE =10mA VCE(sat) (1) VBE(sat) (1) hFE ts ts tf ts tf Collector-emitter saturation voltage Base-emitter saturation voltage DC current gain Resistive load Storage time Inductive load Storage time Fall time Inductive load Storage time Fall time Tj =125°C VCE =700V IC =100mA L =25mH Max. Unit 100 500 µA µA 250 µA 10 V 400 V IC =2A IB =0.4A IC =3A IB =0.6A IC =4A IB =1A IC =2A IB =0.4A IC =3A IB =0.6A IC =10mA V CE =5V 10 IC =2A V CE =5V 16 32 2.4 3.5 µs 0.7 1.4 µs 50 100 ns VCC =250V (see fig.12 ) IC =2A 0.4 0.6 0.8 V V V 1.1 1.2 V V IC =2A IB1 = -IB2 =0.4A IB1 =0.4A VBE(off) =-5V R BB =0Ω Vclamp=250V L =200µH (see fig.13) IC =2A IB1 =0.4A VBE(off) =-5V R BB =0Ω Vclamp=250V L =200µH Tj =125°C (see fig.13) Note (1) Pulsed duration = 300 µs, duty cycle ≤1.5% 4/11 Typ. VCE =700V ICES Collector-emitter VCEO(sus) (1) sustaining voltage (IB = 0) Min. 1 µs 75 ns BUL705 2.1 Electrical characteristics Electrical characteristics (curves) Figure 1. Safe operating area Figure 2. Derating Curve Figure 3. DC current gain Figure 4. DC current gain Figure 5. Collector-emitter saturation voltage Figure 6. Base-emitter saturation voltage 5/11 Electrical characteristics 2.2 Figure 7. Inductive load fall time Figure 9. Reverse biased safe operating area BUL705 Figure 8. Test circuits Figure 10. Resistive load switching test circuit 1) Fast electronic switch 2) Non-inductive resistor 6/11 Inductive load storage time BUL705 Electrical characteristics Figure 11. Inductive load switching test circuit 1) Fast electronic switch 2) Non-inductive resistor 3) Fast recovery rectifier 7/11 Package mechanical data 3 BUL705 Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK® packages. These packages have a Lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com 8/11 BUL705 Package mechanical data TO-220 MECHANICAL DATA DIM. mm. MIN. TYP inch MAX. MIN. TYP. MAX. A 4.40 4.60 0.173 0.181 b 0.61 0.88 0.024 0.034 b1 1.15 1.70 0.045 0.066 c 0.49 0.70 0.019 0.027 D 15.25 15.75 0.60 0.620 E 10 10.40 0.393 0.409 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.194 0.202 F 1.23 1.32 0.048 0.052 H1 6.20 6.60 0.244 0.256 J1 2.40 2.72 0.094 0.107 0.551 L 13 14 0.511 L1 3.50 3.93 0.137 L20 16.40 L30 0.154 0.645 28.90 1.137 øP 3.75 3.85 0.147 0.151 Q 2.65 2.95 0.104 0.116 9/11 Revision history 4 BUL705 Revision history Table 4. 10/11 Revision history Date Revision 22-May-2006 1 Changes Initial release. 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