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Same model may have multiple batches, images only for reference.
MRF544 Real Image
Same model may have multiple batches, images only for reference.

MRF544

Part No MRF544
Manufacturer Microsemi Corporation
Catalog RF Transistors (BJT)
Description RF TRANS NPN 70V 1.5GHZ TO39
Datasheet
MRF544 Datasheet
Sample
Rohs State Need to verify
ECAD Module
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Products specifications Report Issue?

Category Discrete Semiconductor Products - Transistors - Bipolar (BJT) - Bipolar RF Transistors
Mfr Microsemi Corporation
Package Bulk
Product Status Obsolete
Transistor Type NPN
Voltage - Collector Emitter Breakdown (Max) 70V
Frequency - Transition 1.5GHz
Gain 13.5dB
Power - Max 3.5W
DC Current Gain (hFE) (Min) @ Ic, Vce 15 @ 50mA, 6V
Current - Collector (Ic) (Max) 400mA
Mounting Type Through Hole
Package / Case TO-39
Supplier Device Package TO-39
Standard Package 1 pcs
Moisture Sensitivity Level (MSL) 1 (Unlimited)
ECCN EAR99
HTSUS 8541.29.0075
Win Source Part Number 644156-MRF544
Ultra Librarian 3D Model Ultra Librarian MRF544 CAD Model

Description

The 644156-MRF544 is a bipolar RF transistor used in discrete semiconductor products.

  • Power Rating: 3.5W
  • Collector-Emitter Breakdown Voltage: 70V
  • Collector Current: 400mA
  • Gain: 13.5dB
  • Transition Frequency: 1.5GHz

It is an NPN type transistor with a maximum power rating of 3.5W. The collector-emitter breakdown voltage is 70V, and the maximum collector current is 400mA. The transistor has a gain of 13.5dB and operates at a transition frequency of 1.5GHz. It is mounted through-hole and comes in a TO-39 package. The operating temperature range is not specified. The 644156-MRF544 is an obsolete product and is manufactured by Microsemi Corporation.

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