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U2741B-NFB

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U2741B-NFB

U2741B-NFB

$1.33
  • Description：RF TX IC UHF 300-450MHZ 16LSSOP
  • Series：-
  • Mfr：Microchip Technology
  • Package：Tape & Reel (TR)

SKU:5a8853e30f3f Category: Brand:

　　
  • Quantity
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Product Detailed Parameters

  • Description：RF TX IC UHF 300-450MHZ 16LSSOP
  • Series：-
  • Mfr：Microchip Technology
  • Package：Tape & Reel (TR)
  • Frequency：300MHz ~ 450MHz
  • Applications：General Purpose
  • Modulation or Protocol：UHF, ASK, FSK
  • Data Rate (Max)：20kBaud
  • Power - Output：3dBm
  • Current - Transmitting：10mA
  • Data Interface：PCB, Surface Mount
  • Antenna Connector：PCB, Surface Mount
  • Memory Size：-
  • Features：-
  • Voltage - Supply：2V ~ 5.5V
  • Operating Temperature：-40°C ~ 85°C
  • Mounting Type：Surface Mount
  • Package / Case：16-LSSOP (0.154", 3.90mm Width)
  • Supplier Device Package：16-SSO
  • Grade：-
  • Qualification：-

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U2741B-NFB

How to buy
Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.
Payment Method
Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.
Delivery time
In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.
Freight calculation
Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.
Mode of Transportation
We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.
Return and Refund
Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.

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Buying Guide
Summary

Microchip Technology U2741B-NFB is evaluated in RF Transmitters category when frequency coverage and integration details must hold up in the real enclosure. Key specs include Description (RF TX IC UHF 300-450MHZ 16LSSOP), Temperature (-40°C ~ 85°C), Package/case (16-LSSOP (0.154", 3.90mm Width)), Mounting (Surface Mount), and Packaging (Tape & Reel (TR)).

Selection Notes
  • For U2741B-NFB, verify the operating temperature range (-40°C ~ 85°C) and derate as needed in your application.
  • Double-check Antenna Connector (PCB, Surface Mount) against your specification and operating conditions.
  • Double-check the mounting type (Surface Mount) for your intended installation method.
Alternates & Substitutions
  • For RF Transmitters, compare the datasheet test conditions behind key specs and re-check the margins that were tightest during bring-up.
  • Verify the alternate can be tested with your existing fixtures and acceptance criteria so production verification stays repeatable.
  • When evaluating alternates, treat package/case 16-LSSOP (0.154", 3.90mm Width), supplier package 16-SSO, mounting Surface Mount as non-negotiable unless you are re-spinning the PCB.
  • For RF parts, validate the alternate in the real enclosure and cabling, not only in a bench setup.
FAQ

What package/case is listed for U2741B-NFB?
16-LSSOP (0.154", 3.90mm Width)

What operating temperature range is listed for U2741B-NFB?
-40°C ~ 85°C

Which supply voltage range is specified for U2741B-NFB?
2V ~ 5.5V

What mounting type does U2741B-NFB use?
Surface Mount

Application Scenarios

Microchip Technology U2741B-NFB in the RF Transmitters category is typically selected when engineers need predictable, spec-driven behavior in a production design. Minor layout differences can shift spurs and margins, so evaluation includes grounding, stack-up, shielding, and test access from day one. In practice, because RF is system-defined, teams validate with realistic antennas, cables, and enclosures rather than assuming lab fixtures represent the product. Within automotive GNSS, filtering and shielding influence sensitivity under inverter and DC-DC interference. In drones and remote sensing, RF front ends are validated for coexistence and sensitivity under tight power and weight constraints. In drones and remote sensing payloads, RF stages are validated for sensitivity and coexistence under tight power budgets and compact antennas.

Compatibility Advice
  • Confirm cable bend and routing constraints so strain relief is not treated as an afterthought during enclosure design before release to production.
  • Across temperature and supply corners, confirm shield termination strategy and return paths so EMI behavior stays predictable in the final enclosure. This keeps qualification evidence reproducible later.
Project Fit
  • Ideal when you can verify Microchip Technology U2741B-NFB for RF Transmitters integration with the real wiring and cabling, especially if you have a defined compliance target and can verify spurs and harmonics under real modulation.
U2741B-NFBU2741B-NFB
$1.33
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