X790A

STX790A Medium current, high performance, low voltage PNP transistor Features ■ ■ ■ ■ Very low collector to emitter saturation voltage DC current gain, hFE > 100 3 A continuous collector current 40 V breakdown voltage V(BR)CER Applications ■ ■ ■ ■ Power management in portable equipment Voltage regulation in bias supply circuits Switching regulator in battery charger applications Heavy load driver TO-92 TO-92AP Figure 1. Internal schematic diagram Description The device in manufactured in low voltage PNP planar technology by using a “Base Island” layout. The resulting transistor shows exceptional high gain performance coupled with very low saturation voltage. Table 1. Device summary Marking X790A X790A Package TO-92 TO-92 AP Packaging Bulk Ammopack Order code STX790A STX790A-AP June 2008 Rev 3 1/10 www.st.com 10 Electrical ratings STX790A 1 Electrical ratings Table 2. Symbol VCBO VCER VCEO VEBO IC ICM Ptot Tstg TJ Absolute maximum rating Parameter Collector-base voltage (IE = 0) Collector-emitter voltage (R BE = 47 Ω) Collector-emitter voltage (IB = 0) Emitter-base voltage (IC = 0) Collector current Collector peak current (tP < 5 ms) Total dissipation at Tamb = 25 °C Storage temperature Max. operating junction temperature Value -40 -40 -30 -5 -3 -6 0.9 -65 to 150 150 Unit V V V V A A W °C °C Table 3. Symbol Rthj-case Rthj-amb Thermal data Parameter Thermal resistance junction-case Thermal resistance junction-amb __max __max Value 44.6 139 Unit °C/W °C/W 2/10 STX790A Electrical characteristics 2 Electrical characteristics (Tcase = 25 °C unless otherwise specified) Table 4. Symbol ICBO Electrical characteristics Parameter Collector cut-off current (IE = 0) Emitter cut-off current (IC = 0) Test conditions VCB = -30 V VCB = -30 V; VEB = -4 V TC = 100 °C Min. Typ. Max. -10 -100 -10 Unit µA µA µA IEBO Collector-emitter V(BR)CEO (1) breakdown voltage (IB = 0) V(BR)CER (1) IC = -10 mA -30 V Collector-emitter breakdown voltage (RBE = 47 Ω) Collector-base breakdown voltage (IE = 0) Emitter-base breakdown voltage (IC = 0) IC = -10 mA -40 V V(BR)CBO IC = -100 µA -40 V V(BR)EBO IE = -100 µA IC = -0.5 A IC = -1.2 A IB = -5 mA IB = -20 mA IB = -20 mA IB = -100 mA IB = -100 mA -5 -0.15 -0.25 -0.5 -0.7 -0.9 IB = -10mA V CE = -2V V CE = -2V V CE = -2V V CE = -2V V CE = -1V V CE = -1V 100 100 100 100 90 160 130 -0.8 -0.8 200 200 -1 -1 400 400 V V V V V V V V VCE(sat) (1) Collector-emitter saturation voltage IC = -2 A IC = -3 A IC = -3 A TJ = 100 °C VBE(sat) (1) VBE(on) (1) Base-emitter saturation voltage Base-emitter on voltage IC = -1A IC = -1A IC = -10mA IC = -500mA hFE (1) DC current gain IC = -1A IC = -2A IC = -3A 3/10 Electrical characteristics Table 4. Symbol ft STX790A Electrical characteristics (continued) Parameter Transition frequency Resistive load Delay time Rise time Storage time Fall time Test conditions IC = -50 mA f = 50 MHz V CE = -5 V Min. Typ. 100 Max. Unit MHz td tr ts tf IC = -3 A see Figure 8 V CC = -20 V 180 160 250 80 220 210 300 100 ns ns ns ns IB1 = -IB2 = -60 mA 1. Pulse duration = 300 µs, duty cycle ≤1.5% 2.1 Electrical characteristics (curves) Figure 2. DC current gain Figure 3. DC current gain Figure 4. Collector-emitter saturation voltage Figure 5. Base-emitter saturation voltage 4/10 STX790A Figure 6. Switching time resistive load Figure 7. Electrical characteristics Switching time resistive load 2.2 Test circuit Figure 8. Resistive load switching test circuit 1) Fast electronic switch 2) Non-inductive resistor 5/10 Package mechanical data STX790A 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 6/10 STX790A Package mechanical data TO-92 bulk shipment mechanical data mm. DIM. MIN. TYP MAX. A b D E e e1 L R S1 W V 4.32 0.36 4.45 3 .30 2.41 1.14 12.70 2.16 0.92 0.41 5o 4.95 0.51 4.95 3 .94 2.67 1.40 15.49 2.41 1.52 0.56 0102782 D 7/10 Package mechanical data STX790A TO-92 ammopack shipment (suffix”-AP”) mechanical data Dim. A1 T T1 T2 d P0 P2 F1,F2 F3 delta H W W0 W1 W2 H H3 H0 H1 D0 t L I1 delta P Min mm Typ 12.50 5.65 2.44 4.98 -2.00 17.50 5.70 8.50 18.50 0.5 15.50 3.80 12.70 6.35 2.54 5.08 18.00 6.00 9.00 1 16.00 4.00 Max 4.80 3.80 1.60 2.30 0.48 12.90 7.05 2.94 5.48 2.00 19.00 6.30 9.25 0.50 20.50 1.5 16.50 25.00 4.20 0.90 11.00 1.00 3.00 -1.00 0050910S 8/10 STX790A Revision history 4 Revision history Table 5. Date 24-Mar-2003 29-Mar-2006 25-Jun-2008 Document revision history Revision 1 2 3 Initial release. New template. Updated TO-92 mechanical data. Changes 9/10 STX790A Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. 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