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UPA861TD

NEC
Part Number UPA861TD
Manufacturer NEC
Description NECs NPN SILICON RF TWIN TRANSISTOR
Published Apr 17, 2005
Detailed Description NEC's NPN SILICON RF TWIN TRANSISTOR FEATURES • • • • • LOW VOLTAGE, LOW CURRENT OPERATION LOW CAPACITANCE FOR WIDE TUNI...
Datasheet PDF File UPA861TD PDF File

UPA861TD
UPA861TD

Overview
NEC's NPN SILICON RF TWIN TRANSISTOR FEATURES • • • • • LOW VOLTAGE, LOW CURRENT OPERATION LOW CAPACITANCE FOR WIDE TUNING RANGE SMALL PACKAGE OUTLINE: 1.
2 mm x 0.
8 mm LOW HEIGHT PROFILE: Just 0.
50 mm high 0.
4 1 UPA861TD OUTLINE DIMENSIONS (Units in mm) Package Outline TD (TOP VIEW) 1.
0±0.
05 0.
8 +0.
07 -0.
05 (Top View) 0.
15±0.
05 6 C1 1 Q1 6 B1 vX 3 4 TWO DIFFERENT DIE TYPES: Q1 - Ideal buffer amplifier transistor Q2 - Ideal oscillator transistor IDEAL FOR >3 GHz OSCILLATORS +0.
07 -0.
05 2 0.
8 5 1.
2 E1 0.
4 2 Q2 5 E2 • C2 3 4 B2 NEC's UPA861TD contains one NE894 and one NE687 NPN high frequency silicon bipolar chip.
The NE894 is an excellent oscillator chip, featur...


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