2SC4185

DATA SHEET SILICON TRANSISTOR 2SC4185 UHF OSCILLATOR AND VHF MIXER NPN SILICON EPITAXIAL TRANSISTOR SUPER MINI MOLD DESCRIPTION The 2SC4185 is an NPN silicon epitaxial transistor intended for use as a UHF oscillator and a mixer in a tuner of a TV receiver. The device features stable oscillation and small frequency drift against any change of the supply voltage and the ambient temperature. It is designed for use in small type equipments especially recommended for Hybrid Integrated Circuit and other applications. 2.0 ± 0.2 0.3 +0.1 –0 0.65 0.65 2 PACKAGE DIMENSIONS in millimeters 2.1 ± 0.1 1.25 ± 0.1 FEATURES Low Noise High Conversion Gain Easy & economical mounting realizable with plastic mold package for Hybrid IC. 0.3 Marking ABSOLUTE MAXIMUM RATINGS (TA = 25 ˚C) Collector to Base Voltage Collector to Emitter Voltage Emitter to Base Voltage Collector Current Total Power Dissipation Junction Temperature Storage Temperature VCB0 VCE0 VEB0 IC PT Tj Tstg 30 14 3.0 50 160 150 –65 to +150 V V V mA mW ˚ C ˚ C 0.9 ± 0.1 PIN CONNECTIONS 1. Emitter 2. Base 3. Collector ELECTRICAL CHARACTERISTICS (TA = 25 ˚C) Characteristics Collector Cutoff Current DC Current Gain Gain Bandwidth Product Output Capacitance Symbol ICB0 hFE fT Cob 40 1.5 100 2.0 1.0 1.3 MIN. TYP. MAX. 0.1 180 GHz pF Unit Test Conditions VCB = 15 V, IE = 0 VCE = 10 V, IC = 5 mA VCE = 10 V, IC = 5 mA, f = 1 GHz VCB = 10 V, IE = 0, f = 1 MHz µA hFE Classifications Rank Marking hFE U21 U21 40 to 80 U22 U22...