BLF189XRAU
5-Pin SOT-539A Trans RF FET N-CH 135V
Inventory:8,491
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Part Number : BLF189XRAU
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Package/Case : SOT-539A
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Manufacturer : Ampleon USA Inc.
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Components Classification : RF FETs, MOSFETs
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Datesheet : BLF189XRAU DataSheet (PDF)
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Series : BLF189
Overview of BLF189XRAU
The BLF189XRAU is a high-power RF LDMOS transistor optimized for high-speed and low-voltage operations. It provides excellent performance for RF power amplification in wireless communication systems, radar systems, satellite communication systems, broadcast transmitters, cellular base stations, industrial heating systems, medical equipment, aerospace applications, RF energy harvesting, test and measurement equipment, amateur radio, and other similar applications.
Pinout
The BLF189XRAU pinout refers to the configuration and function of each pin in its SOT-539A-5 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the BLF189XRAU has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.
Features
- Frequency range: 470-860 MHz: The BLF189XRAU operates within a frequency range of 470-860 MHz, making it suitable for various wireless communication systems.
- Output power: 32 dBm: This transistor is capable of delivering an output power of 32 dBm, which is ideal for high-power amplification applications.
- Efficiency: 30%: The BLF189XRAU has an efficiency of 30%, indicating that it can effectively convert input power into useful RF energy.
- Gain: 23 dB: This transistor provides a gain of 23 dB, which is essential for amplifying weak RF signals to desired levels.
- Supply voltage: 32 V: The BLF189XRAU operates with a supply voltage of 32 V, making it suitable for various power supply configurations.
- Package: SOT-539A: This transistor is packaged in the SOT-539A package type, which provides a compact and reliable form factor.
Applications
- RF power amplification in wireless communication systems: The BLF189XRAU can be used for RF power amplification in various wireless communication systems such as cellular networks, satellite communications, and broadcast transmitters.
- Radar systems: This transistor is suitable for use in radar systems that require high-power amplification and low noise figures.
- Satellite communication systems: The BLF189XRAU can be used in satellite communication systems that require high-power amplification and low power consumption.
- Broadcast transmitters: This transistor is suitable for use in broadcast transmitters that require high-power amplification and low noise figures.
- Cellular base stations: The BLF189XRAU can be used in cellular base stations that require high-power amplification and low power consumption.
- Industrial heating systems: This transistor is suitable for use in industrial heating systems that require high-power amplification and low noise figures.
- Medical equipment: The BLF189XRAU can be used in medical equipment that requires high-power amplification and low power consumption.
- Aerospace applications: This transistor is suitable for use in aerospace applications that require high-power amplification and low noise figures.
- RF energy harvesting: The BLF189XRAU can be used in RF energy harvesting systems that require high-power amplification and low power consumption.
- Test and measurement equipment: This transistor is suitable for use in test and measurement equipment that requires high-power amplification and low noise figures.
- Ammateur radio: The BLF189XRAU can be used in amateur radio applications that require high-power amplification and low power consumption.
Advantages and Disadvantages
The BLF189XRAU has several advantages, including its high-power amplification capabilities, low noise figure, and compact package. However, it also has some disadvantages, such as its relatively high power consumption and limited frequency range.
Equivalents
The BLF189XRAU is equivalent to other high-power RF LDMOS transistors such as the NXP BLC456 and the STMicroelectronics STW89C.
Frequently Asked Questions
Q: What is the frequency range of the BLF189XRAU?
A: The frequency range of the BLF189XRAU is 470-860 MHz.
Q: What is the output power of the BLF189XRAU?
A: The output power of the BLF189XRAU is 32 dBm.
Q: What is the efficiency of the BLF189XRAU?
A: The efficiency of the BLF189XRAU is 30%.
Q: What is the gain of the BLF189XRAU?
A: The gain of the BLF189XRAU is 23 dB.
Q: What is the supply voltage of the BLF189XRAU?
A: The supply voltage of the BLF189XRAU is 32 V.
Q: What is the package type of the BLF189XRAU?
A: The package type of the BLF189XRAU is SOT-539A.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Package | Tray | Product Status | Active |
Technology | LDMOS | Configuration | Dual, Common Source |
Frequency | 500MHz | Gain | 26.2dB |
Voltage - Test | 50 V | Current Rating (Amps) | 2.8µA |
Current - Test | 150 mA | Power - Output | 1700W |
Voltage - Rated | 135 V | Mounting Type | Chassis Mount |
Package / Case | SOT-539A | Supplier Device Package | SOT539A |
Base Product Number | BLF189 |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy ?
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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BLF189XRAU
5-Pin SOT-539A Trans RF FET N-CH 135V
Inventory:
8,491
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.







Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.




Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.




