BCR410W

BCR410W Active Bias Controller Characteristics • Supplies stable bias current from 1.8V operating voltage on • Low voltage drop: 110mV for 10mA collector currrent Application notes • Stabilizing bias current of NPN transistors and FET's from 100µA to 20mA + = V re f 4 S ense 3 Io u t 3 4 1 2 • Ideal supplement for Sieget and other transistors 1 Vs 2 GND • Pb-free (RoHS compliant) package 1) • Qualified according AEC Q101 Type BCR410W Maximum Ratings Parameter Supply voltage Output current Marking W8s 1= Vs Pin Configuration 2=GND 3=Iout 4=Sense Package SOT343 Unit V mA mW °C Symbol VS Iout Ptot Tj Tstg RthJS Value 18 0.5 100 150 -65 ... 150 Total power dissipation, T S = 110 °C Junction temperature Storage temperature Thermal Resistance Junction - soldering point2) ≤ 470 K/W 1Pb-containing package may be available upon special request 2For calculation of R please refer to Application Note Thermal Resistance thJA 1 2007-05-29 BCR410W Electrical Characteristics at TA = 25°C, unless otherwise specified Parameter DC Characteristics Additional current consumption VS = 3 V I0 200 400 µA Symbol min. Values typ. max. Unit DC Characteristics with stabilized NPN-Transistors Lowest sufficient battery voltage Voltage drop IC = 10 mA Change of IC versus hFE hFE = 50 Change of IC versus VS VS = 3 V Change of IC versus TA ∆IC/IC 0.15 %/K ∆IC/IC 2 ∆IC/IC tbd ∆h FE / h FE VSmin Vdrop - 1.8 110 - V mV %/V 2 2007-05-29 BCR410W Collector Current IC = f (VS) of stabilized NPN Transistor Parameter Rext. (Ω) 10 2 300 mV mA Voltage drop Vdrop = f (I C) 240 15 Ohm 22 Ohm 47 Ohm 100 Ohm Vdrop 5.5 10 1 Ic 10 Ohm 220 200 180 160 140 10 0 120 100 80 220 Ohm 470 Ohm 1000 Ohm 60 40 20 10 -1 2.0 2.5 3.0 3.5 4.0 4.5 V Vs 0 -1 10 10 0 10 1 mA 10 2 IC Collector current I C = f (Rext.) of stabilized NPN Transistor 10 2 Total power dissipation Ptot = f (TS) 120 mA mW Ic Ptot 2 3 10 1 80 60 10 0 40 20 10 -1 1 10 10 10 Ohm 10 4 Rext 0 0 20 40 60 80 100 120 °C 150 TS 3 2007-05-29 BCR410W Application Circuit: Vs BC R 410W R ext = + V re f Lc Rb R Fout R F in R F T r a n s is to r 4 2007-05-29 Package SOT343 BCR410W Package Outline 2 ±0.2 1.3 4 3 0.15 1 0.3 +0.1 -0.05 4x 0.1 M +0.1 0.6 -0.05 0.9 ±0.1 0.1 MAX. 0.1 A 1.25 ±0.1 2.1 ±0.1 2 0.1 MIN. 0.15 -0.05 0.2 M +0.1 A Foot Print 0.6 0.8 1.15 0.9 Marking Layout (Example) Manufacturer 1.6 2005, June Date code (YM) Pin 1 BGA420 Type code Standard Packing Reel ø180 mm = 3.000 Pieces/Reel Reel ø330 mm = 10.000 Pieces/Reel 4 0.2 Pin 1 2.15 2.3 8 1.1 5 2007-05-29 BCR410W Published by Infineon Technologies AG 81726 München, Germany © Infineon Technologies AG 2007. All Rights Reserved. Attention please! The information given in this data sheet shall in no event be regarded as a guarantee of conditions or characteristics (“Beschaffenheitsgarantie”). With respect to any examples or hints given herein, any typical values stated herein and/or any information regarding the application of the device, Infineon Technologies hereby disclaims any and all warranties and liabilities of any kind, including without limitation warranties of non-infringement of intellectual property rights of any third party. Information For further information on technology, delivery terms and conditions and prices please contact your nearest Infineon Technologies Office ( www.infineon.com ). Warnings Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may be endangered. 6 2007-05-29