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140 COMMERCE DRIVE MONTGOMERYVILLE, PA 18936-1013 PHONE: (215) 631-9840 FAX: (215) 631-9855
2N2857
RF & MICROWAVE DISCRETE LOW POWER TRANSISTORS
Features
• • • Silicon NPN, To-72 packaged UHF Transistor 1.6 GHz Current-Gain Bandwidth Product @ 5mA IC
2
Maximum Unilateral Gain = 13 dB (typ) @ 500 MHz
1 4
3
1. Emitter 2. Base 3. Collector 4. Case
TO-72
DESCRIPTION:
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The 2N2857 is a silicon NPN transistor, designed for UHF equipment. Applications include low noise amplifier; oscillator, and mixer applications.
ABSOLUTE MAXIMUM RATINGS (Tcase = 25 ° C)
Symbol Parameter Value Unit
VCEO VCBO VEBO PD IC
Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Maximum Device Dissipation Collector Current
15 30 2.