PRF957 The Philips PRF957 is a silicon NPN transistor designed for wideband applications in the GHz-range. It is housed in a SOT-323 surface mount package.
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PRF957

Available from 1 distributors
Mfr Name: Philips
Philips
The Philips PRF957 is a silicon NPN transistor designed for wideband applications in the GHz-range. It is housed in a SOT-323 surface mount package.
✓ Total Stock: 3,049 pcs

PRF957 Available from 1 distributor

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3,049 pcs
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PRF957 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Frequency
Junction Temperature
Mounting Type
Noise Figure
Thermal Resistance

PRF957 Description

Short technical summary and product information.

The Philips PRF957 is a UHF wideband NPN transistor primarily intended for RF front-end applications in communication and instrumentation systems. It is suitable for use in analog and digital cellular telephones, cordless phones, radar detectors, pagers, and satellite TV-tuners.

 

This transistor features a small size, low noise, low distortion, and high gain, with gold metallization ensuring excellent reliability. Key electrical specifications include a transition frequency (fT) of 8.5 GHz at 30 mA collector current and 6V collector-emitter voltage, a maximum unilateral power gain (GUM) of 15 dB at 1 GHz, and a noise figure (NF) of 1.3 dB at 1 GHz.

 

It is packaged in a 3-pin SOT-323 surface mount package. The device has a maximum collector current of 100 mA and a maximum power dissipation of 270 mW at a soldering point temperature of 60°C. Limiting values include a collector-emitter voltage (VCEO) of 10V and a collector-base voltage (VCBO) of 20V.

PRF957 Quick Information

Product Type: UHF wideband transistor
Canonical Name: PRF957 UHF wideband transistor
Subcategory: Bipolar (BJT) - RF

PRF957 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

PRF957 Features

  • Silicon NPN UHF wideband transistor.
  • Designed for GHz-range RF applications.
  • Transition frequency of 8.5 GHz.
  • Low noise figure of 1.3 dB.
  • Surface mount SOT-323 package.

PRF957 Applications

  • RF front-end circuits.
  • Cellular telephones.
  • Cordless phones.
  • Radar detectors.
  • Satellite TV-tuners.

PRF957 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the transition frequency of the PRF957 transistor?

The transition frequency (fT) of the PRF957 is typically 8.5 GHz.

What is the maximum collector current for the PRF957?

The maximum DC collector current for the PRF957 is 100 mA.

What package type is the PRF957 transistor supplied in?

The PRF957 transistor is supplied in a SOT-323 package.

What is the noise figure of the PRF957 at 1 GHz?

The noise figure (NF) of the PRF957 at 1 GHz is typically 1.3 dB.

What is the maximum power dissipation for the PRF957?

The maximum power dissipation (Ptot) for the PRF957 is 270 mW at 60°C soldering point temperature.

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