MD1802FX High voltage NPN power transistor for standard definition CRT display Features ■ State-of-the-art technology: – Diffused collector “Enhanced generation” ■ Stable performances versus operating temperature variation ■ Low base-drive requirements 3 ■ Tight h range at operating collector current 2 FE 1 ■ Fully insulated power package U.L. compliant ISOWATT218FX Applications ■ Horizontal deflection output for TV ■ Switch mode power supplies for CRT TV Figure 1. Internal schematic diagram Description The MD1802FX is manufactured using Diffused Collector in Planar Technology adopting new and enhanced high voltage structure. The new MD product series show improved silicon efficiency bringing updated performance to the Horizontal Deflection stage. Table 1. Device summary Order code Marking Package Packing MD1802FX MD1802FX ISOWATT218FX Tube August 2007 Rev 2 1/11 www.st.com 11

Content MD1802FX Content 1 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 Electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.2 Test circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2/11

MD1802FX Electrical ratings 1 Electrical ratings Table 2. Absolute maximum rating Symbol Parameter Value Unit VCES Collector-emitter voltage (VBE = 0) 1500 V VCEO Collector-emitter voltage (IB = 0) 700 V VEBO Collector-base voltage (IC = 0) 9 V IC Collector current 10 A ICM Collector peak current (tP < 5ms) 15 A IB Base current 5 A PTOT Total dissipation at Tc = 25°C 57 W Insulation withstand voltage (RMS) from all three leads to V 2500 V ins external heatsink Tstg Storage temperature -65 to 150 °C TJ Max. operating junction temperature 150 Table 3. Thermal data Symbol Parameter Value Unit Rthj-case Thermal resistance junction-case _______________max 2.2 °C/W 3/11

Electrical characteristics MD1802FX 2 Electrical characteristics (T = 25°C unless otherwise specified) case Table 4. Electrical characteristics Symbol Parameter Test conditions Min. Typ. Max. Unit Collector cut-off current VCE = 1500V 0.2 mA I CES (VBE =0) VCE = 1500V; TC= 125°C 2 mA Emitter cut-off current IEBO (I =0) VEB = 9V 1 mA C Collector-emitter VCEO(sus) (1) sustaining voltage IC = 100mA 700 V (I =0) C Collector-emitter VCE(sat) (1) saturation voltage IC = 5A IB = 1.25A 1.5 V Base-emitter saturation VBE(sat) (1) voltage IC = 5A IB = 1.25A 1.2 V IC = 1A VCE = 5V 23 hFE (1) DC current gain IC = 5A VCE = 1V 5.5 I = 5A V = 5V 5.5 8.5 C CE Inductive load IC = 4A IB(on) = 500mA ts Storage time VBE(off) = -2.7V fh = 16KHz 2.4 µs tf Fall time LBB(off) = 4.5µH 0.2 µs 1. Pulsed: Pulse duration = 300 ms, duty cycle 1.5 % 4/11

MD1802FX Electrical characteristics 2.1 Electrical characteristics (curves) Figure 2. Safe operating area Figure 3. Derating curve Figure 4. DC current gain Figure 5. DC current gain Figure 6. Collector-emitter saturation Figure 7. Base-emitter saturation voltage voltage 5/11

Electrical characteristics MD1802FX Figure 8. Output characteristics 6/11

MD1802FX Electrical characteristics 2.2 Test circuits Figure 9. Power losses and inductive load switching Figure 10. Reverse biased safe operating area 7/11

Package mechanical data MD1802FX 3 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

MD1802FX Package mechanical data ISOWATT218FX mechanical data mm. Dim. Min. Typ Max. A 5.30 5.70 C 2.80 3.20 D 3.10 3.50 D1 1.80 2.20 E 0.80 1.10 F 0.65 0.95 F2 1.80 2.20 G 10.30 11.50 G1 5.45 H 15.30 15.70 L 9 10.20 L2 22.80 23.20 L3 26.30 26.70 L4 43.20 44.40 L5 4.30 4.70 L6 24.30 24.70 L7 14.60 15 N 1.80 2.20 R 3.80 4.20 Dia 3.40 3.80 7627132 B 9/11

Revision history MD1802FX 4 Revision history T able 5. Document revision history Date Revision Changes 02-Aug-2006 1 Initial release. Complete document, added all curves (2.1: Electrical characteristics 14-Aug-2007 2 (curves) 10/11

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