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MRF421 +BOM

RF Bipolar Transistors Transistor,<30MHz,12.5V100W

MRF421 Information

Description

Here's a concise introduction to the MRF421: The MACOM Technology Solutions MRF421 is a high-performance RF transistor designed for broadband applications. It's an NPN type transistor with a power gain, operating frequency range of 3.6 GHz to 18 GHz, and capable of handling up to 20A of current at 20V. This makes it suitable for various applications such as amateur radio amplifiers, RF power amplifiers, mobile radio equipment, broadcast transmitters, industrial heating equipment, and aviation transmitters. Notably, the MRF421 offers high linearity, low distortion, and excellent thermal stability, making it an excellent choice for demanding RF applications that require reliable performance. Its compact surface-mount package also makes it easy to integrate into modern electronic designs. Overall, the MRF421 is a versatile and powerful transistor solution for various industries and applications.

Features

According to the product information, the features of MRF421 are:

  • High power gain
  • High linearity
  • Frequency range: 3.6 GHz to 18 GHz
  • Excellent thermal stability
  • Designed for broadband applications
  • Low distortion
  • Integrated ESD protection
  • Available in compact surface mount package

These features make it suitable for various applications such as amateur radio amplifiers, RF power amplifiers, mobile radio equipment, broadcast transmitters, industrial heating equipment, and aviation transmitters.

Package

The package type of MRF421 is 211-11, Style 2, which is a chassis mount package.

Pinout

The MRF421 is a NPN RF transistor with a pin count of 3:

  • Pin 1: Base
  • Pin 2: Collector
  • Pin 3: Emitter

It's designed for high-power, high-frequency applications such as amateur radio amplifiers, RF power amplifiers, and industrial heating equipment.

Manufacturer

The manufacturer of the MRF421 is MACOM Technology Solutions, a leading supplier of semiconductor products that includes RF transistors like the one described in the product information.

Applications

The application areas of MRF421 are amateur radio amplifiers, RF power amplifiers, mobile radio equipment, broadcast transmitters, industrial heating equipment, and aviation transmitters.

Equivalent

The equivalent products of MRF421 are:

  • NXP BFR420
  • ON Semi NPN2211A
  • STMicroelectronics TIP41C
  • Fairchild Semiconductor FET2010P

Please note that these equivalents may have slightly different specifications or packaging, but they serve similar purposes as the MRF421.

mrf421

Specifications

Category Discrete Semiconductor ProductsTransistorsBipolar (BJT)Bipolar RF Transistors Transistor Type NPN
Voltage - Collector Emitter Breakdown (Max) 20V Frequency - Transition -
Noise Figure (dB Typ @ f) - Gain 12dB
Power - Max 100W DC Current Gain (hFE) (Min) @ Ic, Vce 10 @ 5A, 5V
Current - Collector (Ic) (Max) 20A Operating Temperature -
Mounting Type Chassis Mount Product Category RF Bipolar Transistors
Technology Si Transistor Polarity NPN
Operating Frequency 30 MHz DC Collector/Base Gain hfe Min 10
Collector- Emitter Voltage VCEO Max 20 V Emitter- Base Voltage VEBO 3 VDC
Continuous Collector Current 20 A Configuration Single
Mounting Style Screw Mount Output Power 100 W
Pd - Power Dissipation 290 W Product Type RF Bipolar Transistors
Factory Pack Quantity 20 Subcategory Transistors
Unit Weight 1.784333 oz Package/Case TO-59

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Ratings and Reviews

More
v
v**n 04/04/2024

Looks good in appearance

13
K
K**a 01/16/2024

Great company to do business with.\nChris is the man!!

8
W
W**t 07/23/2023

Button came quickly match the option working clear thanks to seller

2
C
C**s 11/26/2020

The product corresponds to the description, i haven't tried it yet, it looks good quality, very good seller kind and responsible, i totally recommend it.

17

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