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MRF544 The Microsemi Corporation MRF544 is an NPN RF transistor designed for high-frequency applications. It offers a 70V breakdown voltage and operates up to 1.5GHz.
Mfr Part #:

MRF544

Available from 1 distributors
Mfr Name: Microsemi Corporation
Microsemi Corporation
The Microsemi Corporation MRF544 is an NPN RF transistor designed for high-frequency applications. It offers a 70V breakdown voltage and operates up to 1.5GHz.
✓ Total Stock: 3,500 pcs
$ Price Range: $0.99

MRF544 Available from 1 distributor

✓ 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
3,500 pcs
On Request
3500 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

MRF544 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
DC Current Gain (hFE) (Min) @ Ic, Vce
Frequency
Gain
Mounting Type
Power
Supplier Device Package
Transistor Type
Voltage
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MRF544 Description

Short technical summary and product information.

The Microsemi Corporation MRF544 is a bipolar RF transistor featuring an NPN type construction. It is rated for a collector-emitter breakdown voltage of 70V and a maximum collector current of 400mA. With a transition frequency of 1.5GHz, this transistor is suitable for RF applications.

 

This device has a maximum power dissipation of 3.5W and a minimum DC current gain (hFE) of 15 at 50mA and 6V. The typical gain is specified at 13.5dB. The MRF544 is packaged in a TO-39 case and is designed for through-hole mounting.

 

Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status. These specifications make the MRF544 a versatile component for various RF circuit designs.

MRF544 Quick Information

Product Type: RF Transistor
Canonical Name: MRF544 RF Transistor
Subcategory: Bipolar RF Transistor

MRF544 Compliance

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

MRF544 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

MRF544 Features

  • NPN RF bipolar transistor
  • 70V collector-emitter breakdown voltage
  • 400mA maximum collector current
  • 1.5GHz transition frequency
  • TO-39 package for through-hole mounting

MRF544 Applications

  • Suitable for RF amplification applications.
  • Used in high-frequency communication systems.
  • Ideal for microwave and radar circuits.
  • Applicable in satellite and aerospace electronics.

MRF544 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the collector-emitter breakdown voltage?

The collector-emitter breakdown voltage is 70V.

What is the maximum collector current?

The maximum collector current is 400mA.

What is the transition frequency?

The transition frequency is 1.5GHz.

What is the package type?

The package type is TO-39.

How is the MRF544 mounted?

The MRF544 is mounted using the through-hole method.

What is the RoHS status?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL)?

The Moisture Sensitivity Level is 1 Unlimited.

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