FlexPIFA / FlexPIFA 6E Flexible Adhesive-Backed PIFA Internal Antennas

Overview

Laird Connectivity's FlexPIFA™ antennas (patented) are the industry's first flexible Planar Inverted-F Antennas (PIFA). The 2.4 GHz FlexPIFA™ is ideally suited for use with 2.4 GHz applications such as, Wi-Fi® 802.11 b/g/n and Bluetooth. The 2.4/5 GHz dual-band FlexPIFA™ is ideal for Wi-Fi applications across both traditional 2.4/5 GHz bands, such as 802.11 'a'. The new 2.4/5/6 GHz tri-band FlexPIFA™ 6E is a true Wi-Fi 6E antenna developed to cover all three Wi-Fi bands 2.4/5/6 GHz (802.11ax standard) in a single, compact format.

All products in the FlexPIFA™ family of antennas deliver strong performance in challenging environments, providing you unmatched flexibility to solve your real-world antenna design challenges.

The PIFA design provides consistent performance across a broad array of environments, enclosures, or even body-worn applications. With the ability to be flexed in either concave or convex directions, without sacrificing antenna performance, the small size and adhesive backing give further mounting flexibility within your product design.

Specifications

Frequency Range (Min)
2400
VSWR
<3:0:1
Gain
2-4 dBi
Antenna Type
Planar Inverted-F Antenna (PIFA)
Frequency Range (Max)
7125 MHz
Impedance (Ohm)
50
Operating Temp (Max) (°C)
+85 °C
Operating Temp (Min) (°C)
-40 °C
Weight
1.13 g
Part NumberAdditional DescriptionAntenna TypeCable Length (cm)ConnectorDimension (Height - mm)Dimension (Length - mm)Dimension (Width - mm)EnvironmentFrequencyFrequency Range (Max)Frequency Range (Min)Frequency Range 2 (Max)Frequency Range 2 (Min)Frequency Range 3 (Max)Frequency Range 3 (Min)GainGain (max)Gain (min)Pattern TypeVSWRVSWR - AvgWi-Fi Ports
2.4 GHz FlexPIFA
001-0014Buy Now
2.4 GHz FlexPIFA Internal/Embedded 10 MHF1 2.5 mm40.1 mm11 mmInternal/Embedded 2.4 GHz 2480 MHz2400 MHz2.0 2 Omnidirectional 2400-2480: < 2.0:1 1
Internal Antennas
001-0016Buy Now
2.4/5 GHz FlexPIFA Internal/Embedded 10 u.FL 2.5 mm38.6 mm12.7 mmInternal/Embedded 2.4 and 5 GHz 2480 MHz2400 MHz5900 MHz4900 MHz3 2.5 Omnidirectional 2400-2480: < 3.0:1 // 4900-5900: <3.0:1 1
2.4 GHz FlexPIFA
001-0022Buy Now
2.4 GHz FlexPIFA Internal/Embedded 10 MHF4L 2.5 mm40.1 mm11 mmInternal/Embedded 2.4 GHz 2480 MHz2400 MHz2.0 2 Omnidirectional 2400-2480: < 2.0:1 1
Internal Antennas
001-0021Buy Now
2.4/5 GHz FlexPIFA Internal/Embedded 10 MHF4L 2.7 mm38.5 mm12.7 mmInternal/Embedded 2.4 and 5 GHz 2480 MHz2400 MHz5900 MHz4900 MHz3 2.5 Omnidirectional 1
FlexPIFA 6E - Wi-Fi 6E Antenna
EFB2471A3S-10MHF1Buy Now
2.4/5/6 GHz FlexPIFA Internal/Embedded 10 MHF1 Internal/Embedded 2500 MHz2400 MHz5925 MHz4900 MHz7125 MHz5925 MHz3.9 2.2 Omnidirectional
FlexPIFA 6E - Wi-Fi 6E Antenna
EFB2471A3S-10MH4LBuy Now
2.4/5/6 GHz FlexPIFA Internal/Embedded 10 MHF4L Internal/Embedded 2500 MHz2400 MHz5925 MHz4900 MHz7125 MHz5925 MHz3.9 2.2 Omnidirectional
Internal Antennas
EFB2455A3S-20MHF1Buy Now
2.4/5 GHz FlexPIFA Internal/Embedded 20 MHF1 2.5 mm38.6 mm12.7 mmInternal/Embedded 2.4 and 5 GHz 2480 MHz2400 MHz5900 MHz4900 MHz3 2.5 Omnidirectional 2400-2480: < 2.5:1 4900-5900: <3.0:1 1
Internal Antennas
EFB2455A3S-16MHF1Buy Now
2.4/5 GHz FlexPIFA Internal/Embedded 16 MHF1 2.5 mm38.6 mm12.7 mmInternal/Embedded 2.4 and 5 GHz 2480 MHz2400 MHz5900 MHz4900 MHz3 2.5 Omnidirectional 2400-2480: < 2.5:1 4900-5900: <3.0:1 1
Internal Antennas
EFB2455A3S-25MHF1Buy Now
2.4/5 GHz FlexPIFA Internal/Embedded 25 MHF1 2.5 mm38.6 mm12.7 mmInternal/Embedded 2.4 and 5 GHz 5900 MHz4900 MHz5900 MHz4900 MHz3 2.5 Omnidirectional 2400-2480: < 2.5:1 4900-5900: <3.0:1 1
2.4 GHz FlexPIFA
EFB2400A3S-22MHF1Buy Now
2.4 GHz FlexPIFA Internal/Embedded 22 MHF1 2.5 mm40.1 mm11 mmInternal/Embedded 2.4 GHz 2480 MHz2400 MHz2 2 Omnidirectional <2.0:1 1
2.4 GHz FlexPIFA
001-0025
2.4 GHz FlexPIFA (left handed cable) Internal/Embedded 10 MHF1 2.5 mm40.1 mm11 mmInternal/Embedded 2.4 GHz 2480 MHz2400 MHz2 2 Omnidirectional 2400-2480: < 2.0:1 1
Internal Antennas
EFB2455A3S-15MH4LBuy Now
2.4/5 GHz FlexPIFA Internal/Embedded 15 MHF4L 2.5 mm38.6 mm12.7 mmInternal/Embedded 2.4 and 5 GHz 2480 MHz2400 MHz5900 MHz4900 MHz3 2.5 Omnidirectional 2400-2480: < 2.5:1 4900-5900: <3.0:1 1
2.4 GHz FlexPIFA
EFB2400A3S-13MHF1Buy Now
2.4 GHz FlexPIFA Internal/Embedded 13 MHF1 2.5 mm40.1 mm11 mmInternal/Embedded 2480 MHz2400 MHz2 Omnidirectional <2.0:1 1

Documentation

Name Part Type Last Updated
REACH - FlexPIFA All Certification 05/28/2019
RoHS Declaration - FlexPIFA All Certification 05/28/2019
Datasheet - 2.4 GHz FlexPIFA All Datasheet 07/17/2023
Datasheet - Dual-Band FlexPIFA All Datasheet 09/12/2022
Datasheet - FlexPIFA 6E All Datasheet 03/10/2022
Installation Application Note - FlexPIFA 6E All Application Note 08/01/2021

FAQ

Can Laird Connectivity's Flex PIFA be mounted on a metal surface?

No.  That said, by placing a 1.5 mm thick piece of polycarbonate between the metal surface and the antenna, the FlexPIFA can be used.
Detailed placement and recommendations can be found in the Datasheet:
2.4GHz FlexPIFA
Dual-Band FlexPIFA
FlexPIFA 6E

Are Laird Connectivity's antennas UL certified?

Laird, generally speaking, does not submit antennas for burn testing so as to be UL certified.  That said, we do use UL-94/V0 compliant materials for specific parts such as a radome.  These parts are identified on the antenna's datasheet.

When do you want to use a FlexPIFA over Flex PCB antenna?

In a cluttered propagating environment, such as a medical suite, office, etc. where there are many metal obstructions.
As a propagating signal encounters an obstruction, the antenna's polarization sense changes and will continue to change as each obstruction is encountered.
The FlexPIFA antenna mitigates this polarization sense issue by providing energy in both vertical and horizontal polarization; thereby, increasing the probability of picking up a useable signal.

What is dBd and dBi and how do you convert from dBd to dBi?

    
dBd is a unit of measure for gain using a dipole as a reference; whereas, dBi uses an isotropic radiator.  To convert from dBd to dBi simply add 2.15 to the dBd value to get the dBi value (e.g. 0 dBd= 2.15 dBi)

What is Laird Connectivity's product lifecycle EOL and PCN policy?

Laird Connectivity is committed to the long-term supply of all its standard embedded wireless modules and packaged products. Laird Connectivity’s products are specifically designed to meet the needs of the industrial and medical markets, which typically require 7 – 10 years product lifecycle. Although Laird Connectivity can’t guarantee that a component used in our products will not be obsoleted and cannot be reasonably substituted, Laird Connectivity can assure customers we will continue to sell our product when we have customer demand and can obtain the necessary components to build our products.

View our full policy here. 

Become a Laird Connectivity Customer and Gain Exclusive Access to Our Design Services Team

  • Antenna Scans
  • Antenna selection and placement
  • Custom antenna design
  • Worldwide EMC testing / certifications
  • Embedded RF hardware / firmware design
  • Cloud architecture and integration
  • Mobile application development
  • Product & Industrial Design

Talk to an Expert

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Future Electronics 001-0022 0 North America Buy Now
Future Electronics 001-0022 0 North America Buy Now
Augswan EFB2400A3S-13MHF1 5653 APAC Buy Now
Jak Electronics EFB2400A3S-13MHF1 1119 APAC Buy Now
Utmel Electronic EFB2400A3S-13MHF1 1031 APAC Buy Now
Mouser EFB2400A3S-13MHF1 991 North America Buy Now
Avnet EFB2400A3S-13MHF1 0 North America Buy Now
DigiKey EFB2400A3S-13MHF1 0 North America Buy Now
Augswan EFB2400A3S-22MHF1 6143 APAC Buy Now
Component Stockers USA EFB2400A3S-22MHF1 609 North America Buy Now
Mouser EFB2400A3S-22MHF1 227 North America Buy Now
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Symmetry Electronics EFB2400A3S-22MHF1 0 North America Buy Now
Augswan EFB2455A3S-15MH4L 6870 APAC Buy Now
Jak Electronics EFB2455A3S-15MH4L 1096 APAC Buy Now
Utmel Electronic EFB2455A3S-15MH4L 961 APAC Buy Now
Mouser EFB2455A3S-15MH4L 930 North America Buy Now
Component Stockers USA EFB2455A3S-15MH4L 851 North America Buy Now
DigiKey EFB2455A3S-15MH4L 195 North America Buy Now
Avnet EFB2455A3S-15MH4L 0 North America Buy Now
Augswan EFB2455A3S-16MHF1 6122 APAC Buy Now
DigiKey EFB2455A3S-16MHF1 200 North America Buy Now
Mouser EFB2455A3S-16MHF1 175 North America Buy Now
Arcadian EFB2455A3S-16MHF1 0 North America Buy Now
Avnet EFB2455A3S-16MHF1 0 North America Buy Now
Future Electronics EFB2455A3S-16MHF1 0 North America Buy Now
Augswan EFB2455A3S-20MHF1 6930 APAC Buy Now
DigiKey EFB2455A3S-20MHF1 200 North America Buy Now
Mouser EFB2455A3S-20MHF1 82 North America Buy Now
Arcadian EFB2455A3S-20MHF1 0 North America Buy Now
Future Electronics EFB2455A3S-20MHF1 0 North America Buy Now
Symmetry Electronics EFB2455A3S-20MHF1 0 North America Buy Now
Augswan EFB2455A3S-25MHF1 6409 APAC Buy Now
Component Stockers USA EFB2455A3S-25MHF1 435 North America Buy Now
Arcadian EFB2455A3S-25MHF1 0 North America Buy Now
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DigiKey EFB2455A3S-25MHF1 0 North America Buy Now
Future Electronics EFB2455A3S-25MHF1 0 North America Buy Now
Augswan EFB2471A3S-10MH4L 5993 APAC Buy Now
Dasenic EFB2471A3S-10MH4L 1866 APAC Buy Now
Component Stockers USA EFB2471A3S-10MH4L 685 North America Buy Now
Mouser EFB2471A3S-10MH4L 366 North America Buy Now
DigiKey EFB2471A3S-10MH4L 324 North America Buy Now
Symmetry Electronics EFB2471A3S-10MH4L 100 North America Buy Now
Arcadian EFB2471A3S-10MH4L 0 North America Buy Now
Avnet EFB2471A3S-10MH4L 0 North America Buy Now
Augswan EFB2471A3S-10MHF1 6252 APAC Buy Now
Dasenic EFB2471A3S-10MHF1 1574 APAC Buy Now
Mouser EFB2471A3S-10MHF1 211 North America Buy Now
Symmetry Electronics EFB2471A3S-10MHF1 100 North America Buy Now
DigiKey EFB2471A3S-10MHF1 74 North America Buy Now
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Distributors

Distributor Phone Number Region Website
Alpha Micro UK Only +44 1256-851770
EMEA Website
Arrow Electronics 1-855-326-4757
+44 2039 365486
APAC, North America, South America, EMEA Website
Avnet 1-480-643-2000
+44 1628 512900
APAC, North America, South America, EMEA Website
Braemac Australia, New Zealand, South East Asia +61 2 9550 6600
+64 9 477 2148
APAC Website
Cal-Chip Connect 1-215-942-8900
North America Website
Digi-Key 1-800-344-4539
North America, South America, APAC, EMEA Website
EBV Elektronik EMEA Website
Farlink Technology China, Hong Kong +86 13266922199
APAC Website
Farnell 1-800-936-198
+44 3447 11 11 22
EMEA Website
Future Electronics 1-800-675-1619
1-514-428-8470
North America, South America, APAC, EMEA Website
Glyn +49-6126-590-0
EMEA Website
Jetronic China, Hong Kong and Taiwan 852-27636806 
APAC Website
Laird Connectivity 1-847-839-6925
+44 1628 858941
North America, South America, APAC, EMEA Website
M2M Germany +49-6081-587386-0
EMEA Website
Martinsson +46 8 7440300
EMEA Website
McCoy South East Asia +65 6515 2988
APAC Website
Mouser 1-800-346-6873
+44 1494 427500
North America, South America, APAC, EMEA Website
RS Components +852-2421-9898
+44 3457-201201
North America, South America, APAC, EMEA Website
Ryoyo Japan +81-3-3543-7711
APAC Website
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Supreme Components International India, South East Asia +65 6848-1178
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Symmetry Electronics 1-866-506-8829
North America Website
Tekdis Australia and New Zealand +61 3 8669 1210
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Telsys +972 3 7657666
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