STD1802 Low voltage fast-switching NPN power transistor Features ■ Very low collector to emitter saturation voltage ■ High current gain characteristic ■ Fast-switching speed ■ Surface-mounting DPAK (TO-252) power package in tape & reel (suffix “T4) 3 1 TO-252 Description DPAK The device is manufactured in Planar technology with “Base Island” layout. The resulting transistor shows exceptional high gain performance coupled with very low saturation voltage. Applications Figure 1. ■ CCFL drivers ■ Voltage regulators ■ Relay drivers ■ High efficiency, low voltage, switching applications Table 1. (suffix “T4”) Internal schematic diagram Device summary Order code Marking Package Packaging STD1802T4 D1802 DPAK Tape & reel July 2007 Rev 4 1/10 www.st.com 10 Electrical ratings 1 STD1802 Electrical ratings Table 2. Absolute maximum rating Symbol Value Unit VCBO Collector-base voltage (IE =0) 80 V VCEO Collector-emitter voltage (IB =0) 60 V VEBO Emitter-base voltage (IC =0) 6 V Collector current 3 A Collector peak current (tP < 5ms) 6 A Base current 1 A Ptot Total dissipation at T c ≤ 25°C 15 W Tstg Storage temperature -65 to 150 °C 150 °C Value Unit 8.33 °C/W IC ICM IB TJ Table 3. Symbol Rthj-case 2/10 Parameter Max. operating junction temperature Thermal data Parameter Thermal resistance junction-case __max STD1802 2 Electrical characteristics Electrical characteristics (Tcase = 25°C unless otherwise specified) Table 4. Symbol Electrical characteristics Parameter Test Conditions Min. Typ. Max. Unit ICBO Collector cut-off current (IE =0) VCB = 40V 0.1 µA IEBO Emitter cut-off current (IC =0) VEB = 4V 0.1 µA V(BR)CBO Collector-base breakdown voltage (IE = 0) IC =100µA 80 V V(BR)CEO Collector-emitter breakdown voltage (IB = 0) IC =1mA 60 V V(BR)EBO Emitter-base breakdown voltage (IC = 0) IE =100µA 6 V VCE(sat) (1) Collector-emitter saturation voltage VBE(sat) (1) Base-emitter saturation voltage hFE (1) fT CCBO tON ts tf IC =2A 150 300 mV IC =3A _ _ IB =100mA __ _ IB =150mA 200 400 mV IC =2A _ _ IB =100mA 0.9 1.2 V IC =100mA V CE =2V 200 IC =3A V CE =2V 100 Transition frequency VCE =10V IC =50mA 150 MHz Collector-base capacitance VCB =10V f = 1MHz 50 pF IC =1A VCC =30V DC current gain Resistive load Turn-on time Storage time Fall time IB1 =-IB2 =0.1A 400 50 ns 1.35 µs 120 ns Note (1) Pulsed duration = 300 µs, duty cycle ≤1.5% 3/10 Electrical characteristics 2.1 4/10 STD1802 Electrical characteristics (curves) Figure 2. Derating curve Figure 3. DC current gain Figure 4. Collector-emitter saturation voltage Figure 5. Collector-emitter saturation voltage Figure 6. Base-emitter saturation voltage Figure 7. Base-emitter on voltage STD1802 Electrical characteristics Figure 8. Switching times resistive load Figure 10. Switching times resistive load Figure 9. Switching times resistive load Figure 11. Switching times inductive load Figure 12. Switching times resistive load 5/10 Electrical characteristics 2.2 Test circuits Figure 13. Resistive load switching test circuit 1) Fast electronic switch 2) Non-inductive resistor 6/10 STD1802 STD1802 3 Package mechanical data 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 7/10 Package mechanical data STD1802 TO-252 (DPAK) MECHANICAL DATA mm DIM. MIN. TYP. inch MAX. MIN. A 2.20 2.40 0.087 TYP. 0.094 MAX. A1 0.90 1.10 0.035 0.043 A2 0.03 0.23 0.001 0.009 B 0.64 0.90 0.025 0.035 B2 5.20 5.40 0.204 0.213 C 0.45 0.60 0.018 0.024 C2 0.48 0.60 0.019 0.024 D 6.00 6.20 0.236 0.244 E 6.40 6.60 0.252 0.260 G 4.40 4.60 0.173 0.181 H 9.35 10.10 0.368 L2 0.8 0.398 0.031 L4 0.60 1.00 0.024 0.039 V2 0o 8o 0o 0o P032P_B 8/10 STD1802 4 Revision history Revision history Table 5. Revision history Date Revision Changes 11-Mar-2003 1 Initial release. 05-Sep-2003 2 Minor text change 12-Jun-2004 3 New disclaimer 12-Jul-2007 4 Package name added on table 1. 9/10 STD1802 Please Read Carefully: Information in this document is provided solely in connection with ST products. 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