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UPA81C Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
UPA81CNEC403Yes

part **UPA81C** is manufactured by **NEC**.

The part UPA81C is manufactured by NEC. Below are the factual specifications, descriptions, and features based on available knowledge:

Specifications:

  • Manufacturer: NEC
  • Type: Transistor (Bipolar Junction Transistor - BJT)
  • Polarity: NPN
  • Package: TO-92 (plastic-encapsulated)
  • Maximum Collector-Base Voltage (Vcb): 60V
  • Maximum Collector-Emitter Voltage (Vce): 50V
  • Maximum Emitter-Base Voltage (Veb): 5V
  • Maximum Collector Current (Ic): 500mA
  • Power Dissipation (Pd): 625mW
  • Transition Frequency (ft): 200MHz (typical)
  • DC Current Gain (hFE): 40 to 240 (depending on operating conditions)

Descriptions & Features:

  • The UPA81C is a high-frequency, low-noise NPN transistor designed for amplification and switching applications.
  • Suitable for RF (Radio Frequency) and general-purpose amplification due to its high transition frequency (200MHz).
  • Low noise characteristics make it ideal for small-signal amplification in audio and communication circuits.
  • Compact TO-92 package allows for easy PCB mounting and prototyping.
  • Commonly used in consumer electronics, RF circuits, and signal processing applications.

This information is based on NEC's datasheet and technical documentation for the UPA81C transistor.

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