BCR400W datasheet pdf

Semiconductor Group 1Nov-27-1996 BCR 400W Active Bias Controller Characteristics • Supplies stable bias current even at low battery voltage and extreme ambient temperature variation • Low voltage drop of 0.7V Application notes • Stabilizing bias current of NPN transistors and FETs from

Specifications

from less than 0.2mA up to more than 200mA • Ideal supplement for SIEGET and other RF transistors • also usable as current source up to 5mA TypeMarkingOrdering CodePin ConfigurationPackage BCR 400WW4sQ62702-C24811 GND/E NPN 2 Contr/B NPN 3 V S 4 Rext/C NPN SOT-343 (E NPN ,B NPN ,C NPN are electrodes of a stabilized NPN transistor) Maximum Ratings ParameterSymbolValuesUnit Supply voltageV S 18V Control currentI Contr. 10mA Control voltageV Contr. 16V Reverse voltage between all terminalsV R 0.5 Total power dissipation, T S = 117°CP tot 330mW Junction temperatureT j 150°C Storage temperatureT stg - 65 ... + 150 Thermal Resistance Junction ambient 1) R thJA ≤ 170 K/W Junction - soldering pointR thJS ≤ 100 1) Package mounted on pcb 40mm x 40mm x 1.5mm / 6cm 2 Cu