Datasheets
MRF644 by:

RF Power Bipolar Transistor, Ultra High Frequency Band, Silicon, NPN, 0.500 INCH, FM-6

Part Details for MRF644 by Advanced Semiconductor Inc

Overview of MRF644 by Advanced Semiconductor Inc

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Applications Telecommunications

Part Details for MRF644

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MRF644 Part Data Attributes:

MRF644 Advanced Semiconductor Inc
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MRF644 Advanced Semiconductor Inc RF Power Bipolar Transistor, Ultra High Frequency Band, Silicon, NPN, 0.500 INCH, FM-6
Part Life Cycle Code Active
Ihs Manufacturer ASI SEMICONDUCTOR INC
Package Description FLANGE MOUNT, O-CXFM-F6
Pin Count 6
Reach Compliance Code unknown
ECCN Code EAR99
Collector Current-Max (IC) 4.8 A
Collector-Base Capacitance-Max 80 pF
Collector-Emitter Voltage-Max 16 V
Configuration SINGLE
DC Current Gain-Min (hFE) 40
Highest Frequency Band ULTRA HIGH FREQUENCY BAND
JESD-30 Code O-CXFM-F6
Number of Elements 1
Number of Terminals 6
Operating Temperature-Max 200 °C
Package Body Material CERAMIC, METAL-SEALED COFIRED
Package Shape ROUND
Package Style FLANGE MOUNT
Polarity/Channel Type NPN
Power Dissipation-Max (Abs) 103 W
Qualification Status Not Qualified
Surface Mount YES
Terminal Form FLAT
Terminal Position UNSPECIFIED
Transistor Application AMPLIFIER
Transistor Element Material SILICON

Alternate Parts for MRF644

This table gives cross-reference parts and alternative options found for MRF644. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MRF644, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
NTE366 RF Power Bipolar Transistor, 1-Element, Ultra High Frequency Band, Silicon, NPN NTE Electronics Inc MRF644 vs NTE366
MRF641 RF Power Bipolar Transistor, Ultra High Frequency Band, Silicon, NPN, 0.500 INCH, FM-6 Advanced Semiconductor Inc MRF644 vs MRF641
2SC2642 TRANSISTOR UHF BAND, Si, NPN, RF POWER TRANSISTOR, BIP RF Power Toshiba America Electronic Components MRF644 vs 2SC2642
SD1429-3 RF Power Bipolar Transistor, 1-Element, Ultra High Frequency Band, Silicon, NPN, 0.500 INCH, PLASTIC, M111, 6 PIN Microsemi Corporation MRF644 vs SD1429-3
SD1429 RF Power Bipolar Transistor, 1-Element, Ultra High Frequency Band, Silicon, NPN, PLASTIC, M111, 6 PIN Advanced Power Technology MRF644 vs SD1429
2SC2643 TRANSISTOR UHF BAND, Si, NPN, RF POWER TRANSISTOR, 2-7A1A, 4 PIN, BIP RF Power Toshiba America Electronic Components MRF644 vs 2SC2643

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