NPN SILICON RF TWIN TRANSISTOR

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NECs NPN SILICON RF TWIN TRANSISTOR

DESCRIPTION NECs UPA861TD contains one NE894 and one NE687 NPN high frequency silicon bipolar chip. The NE894 is an excellent oscillator chip, featuring high fT and low current, low voltage operation. The NE687 is an excellent buffer transistor, featuring low noise and high gain. NECs new ultra s

NPN SILICON RF TWIN TRANSISTOR

NPN SILICON RF TRANSISTOR (WITH 2 DIFFERENT ELEMENTS) IN A 6-PIN LEAD-LESS MINIMOLD FEATURES • Low voltage operation • 2 different built-in transistors (2SC5436, 2SC5786) Q1: High-gain transistor fT = 12.0 GHz TYP., ½S21e½2 = 9.0 dB TYP. @ VCE = 1 V, IC = 10 mA, f = 2 GHz Q2: Low phase di