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| (R) w w s s s a D . wVERY LOW SATURATION VOLTAGE DC CURRENT GAIN > 100 (hFE) 3 A CONTINUOUS COLLECTOR CURRENT (IC ) SURFACE-MOUNTING SOT23-6L PACKAGE IN TAPE & REEL aS t ee h 4U t om .c STT818A HIGH GAIN LOW VOLTAGE PNP POWER TRANSISTOR s APPLICATIONS s POWER MANAGEMENT IN PORTABLE EQUIPMENTS s SWITCHING REGULATOR IN BATTERY CHARGER APPLICATIONS DESCRIPTION Using the latest low voltage Epitaxial Planar technology based on interdigitated layout, STMicroelectronics has introduced the new "High Gain" Power bipolar transistor family, with outstanding performances. Its very low saturation voltage combined with the "high gain" characteristics make it ideal for all high efficiency low voltage switching applications. Marking : 818A ABSOLUTE MAXIMUM RATINGS Symbol V CBO V CEO V EBO IC I CM IB I BM P t ot T stg Tj Collector-Base Voltage (IE = 0) Collector-Emitter Voltage (I B = 0) Emitter-Base Voltage (I C = 0) Collector Current Collector Peak Current Base Current Base Peak Current Total Dissipation at T C = 25 C Storage Temperature Max. O perating Junction Temperature o w w w t a .D S a e h U t4 e .c m o SOT23-6L (TSOP6) INTERNAL SCHEMATIC DIAGRAM Parameter Value -30 -30 -5 -3 -6 -0.2 -0.5 1.2 -65 to 150 150 Uni t V V V A A A February 2001 w w w .D ta a Sh ee 4U t A W o o om .c C C 1/6 STT818A THERMAL DATA R thj -amb (1) Thermal Resistance Junction-ambient (1) Package mounted on FR4 pcb 25mm x 25mm. Max 105 o C/W ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified) Symb ol I CBO I EBO Parameter Collector Cut-off Current (IE = 0) Emitter Cut-off Current (I C = 0) Test Cond ition s V CB = -30 V V CB = -30 V V EB = -5 V I C = -10 mA -30 T C = 125 o C Min. Typ . Max. -0.1 -20 -0.1 Un it A A A V V ( BR)CEO Collector-Emitter Breakdown Voltage (I B = 0) V CE(sat ) Collector-Emitter Saturation Voltage Base-Emitter Saturation Voltage Base-Emitter Voltage DC Current G ain I C = -0.7 A I C = -1.2 A I C = -2 A I C = -0.7 A I C = -2 A I C = -0.5 A I C = -2.5 A I B = -20 mA I B = -20 mA IB = -20 mA I B = -20 mA V CE = -2 V V CE = -1 V V CE = -3 V 100 100 -0.07 -0.12 -0.25 -0.12 -0.25 -0.5 -1.1 -1.1 V V V V V V BE(s at) V BE(ON) h FE 300 Pulsed: Pulse duration = 300 s, duty cycle 1.5 %. Safe Operating Area DC Current Gain 2/6 STT818A Collector Emitter Saturation Voltage Collector Emitter Saturation Voltage Collector Emitter Saturation Voltage Base Emitter Saturation Voltage Base Emitter Voltage Switching Times Inductive Load 3/6 STT818A Switching Times Resistive Load Switching Times Resistive Load Figure 1: Inductive Load Switching Test Circuits. 1) F ast electronic switch 2) Non-inductive Resistor 3) F ast recovery rectifier Figure 2: Resistive Load Switching Test Circuits. 1) F ast electronic switch 2) Non-inductive Resistor 4/6 STT818A SOT23-6L MECHANICAL DATA mm MIN. A A1 A2 b C D E E1 L e e1 0.90 0.00 0.90 0.25 0.09 2.80 2.60 1.50 0.35 0.95 1.90 TYP. MAX. 1.45 0.15 1.30 0.50 0.20 3.10 3.00 1.75 0.55 MIN. 0.035 0.000 0.035 0.010 0.004 0.110 0.102 0.059 0.014 0.037 0.075 mils TYP. MAX. 0.057 0.006 0.051 0.020 0.008 0.122 0.118 0.069 0.022 DIM. A A2 A1 b e1 e c L E D E1 5/6 STT818A Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a trademark of STMicroelectronics (c) 2001 STMicroelectronics - Printed in Italy - All Rights Reserved STMicroelectronics GROUP OF COMPANIES Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia - Malta - Morocco Singapore - Spain - Sweden - Switzerland - United Kingdom - U.S.A. http://www.st.com 6/6 |
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