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NE94433 Datasheet(PDF) 1 Page - California Eastern Labs |
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NE94433 Datasheet(HTML) 1 Page - California Eastern Labs |
1 / 8 page NPN SILICON OSCILLATOR AND MIXER TRANSISTOR NE944 SERIES FEATURES • LOW COST • HIGH GAIN BANDWIDTH PRODUCT: fT = 2000 MHz TYP • LOW COLLECTOR TO BASE TIME CONSTANT: CC•r b'b = 5 ps TYP • LOW FEEDBACK CAPACITANCE: CRE= 0.55 pF TYP The NE944 series of NPN silicon epitaxial bipolar transistors is intended for use in general purpose UHF oscillator and mixer applications. It is suitable for automotive keyless entry and TV tuner designs. The device features stable oscillation and small frequency drift during changes in the supply voltage and over the ambient temperature range. DESCRIPTION PART NUMBER NE94430 NE94433 EIAJ1 REGISTERED NUMBER 2SC4184 2SC3545 PACKAGE CODE 30 33 SYMBOLS PARAMETERS AND CONDITIONS UNITS MIN TYP MAX MIN TYP MAX ICBO Collector Cutoff Current, VCB = 12 V, IE = 0 µA 0.1 0.1 hFE DC Current Gain, VCE = 10 V, IC = 5.0 mA 40 100 200 50 100 250 VCE(sat) Collector Saturation Voltage, IC = 10 mA, IB = 1.0 mA V 0.5 0.5 fT Gain Bandwidth Product, VCE = 3 V, IE = 5 mA GHz 1.2 2.0 1.3 2.0 COB Output Capacitance, VCB = 3 V, IE = 0 mA, f = 1.0 MHz pF 0.7 1.2 CC•rb'b Collector to Base Time Constant, VCE = 3 V, IE = -5.0 mA, f = 31.9 MHz ps 3.5 8.0 5.0 CRE Feedback Capacitance, VCB = 10 V, IE = 0 mA, f = 1.0 MHz pF 0.55 1.0 RTH (J-C) Thermal Resistance, Junction to Case (infinite heat sink) °C/W 200 200 RTH (J-A) Thermal Resistance, Junction to Ambient (free air) °C/W 833 620 PT Power Dissipation mW 150 150 ELECTRICAL CHARACTERISTICS (TA = 25°C) Note: 1. Electronic Industrial Association of Japan. California Eastern Laboratories |
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