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HFA3127B The HFA3127B is an RF small signal transistor from Intersil, featuring five NPN transistors in a 16-SOIC package with a transition frequency of 8GHz.
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HFA3127B

Available from 2 distributors
Mfr Name: Intersil
Intersil
The HFA3127B is an RF small signal transistor from Intersil, featuring five NPN transistors in a 16-SOIC package with a transition frequency of 8GHz.
✓ Total Stock: 5,283 pcs

HFA3127B Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
5,000 pcs
On Request
5000 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
283 pcs
On Request
283 pcs On Request 1 On Request On Request 05+ On Request On Request
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HFA3127B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
DC Current Gain (hFE) (Min) @ Ic, Vce
Frequency
Mounting Type
Noise Figure (dB Typ @ f)
Operating Temperature
Power
Storage Temperature
Supplier Device Package
Transistor Type
Voltage
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HFA3127B Description

Short technical summary and product information.

The HFA3127B is an RF small signal transistor array from Intersil, integrating five NPN transistors in a single 16-SOIC surface-mount package. It is designed for high-frequency applications up to 8GHz, with a typical noise figure of 3.5dB at 1GHz.

 

Key electrical specifications include a maximum collector-emitter voltage of 12V, a maximum collector current of 65mA, and a minimum DC current gain of 40 at 10mA and 2V. The device can dissipate up to 150mW and operates with a maximum junction temperature of 150°C.

 

The 16-SOIC package with a 3.90mm width supports standard surface-mount assembly processes. The HFA3127B is suitable for RF amplification, signal processing, and other high-speed switching applications in communications and industrial equipment.

HFA3127B Quick Information

Product Type: RF Bipolar Junction Transistor (BJT)
Series: HFA3127
Canonical Name: Intersil HFA3127B RF Small Signal Transistor
Subcategory: 5 NPN Array

HFA3127B Compliance

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

HFA3127B Features

  • Five NPN transistors in one package.
  • 8GHz transition frequency for RF use.
  • 3.5dB typical noise figure at 1GHz.
  • 12V maximum collector-emitter voltage.
  • Surface-mount 16-SOIC package.

HFA3127B Applications

  • RF signal amplification circuits.
  • High-frequency switching applications.
  • Communications equipment front-ends.
  • Industrial RF signal processing.

HFA3127B FAQs

6 frequently asked questions generated from this part’s specifications.
What is the transition frequency (fT) of the HFA3127B?

The typical transition frequency is 8GHz.

What is the maximum collector-emitter voltage (Vceo)?

The maximum collector-emitter voltage is 12V.

What package is the HFA3127B available in?

It is available in a 16-SOIC (0.154", 3.90mm Width) surface-mount package.

What is the maximum operating junction temperature?

The maximum junction temperature is 150°C.

What is the DC current gain (hFE) of the HFA3127B?

The minimum DC current gain is 40 at Ic=10mA and Vce=2V.

What is the typical noise figure of the HFA3127B?

The typical noise figure is 3.5dB at 1GHz.

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