W3919B0050

RF Antenna, 4.9 to 5.925 GHz, PCB, 3 dBi, 50 ohm, Adhesive

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Manufacturer: PULSE ELECTRONICS
Product type:
Gain: 3dBi
SVHC: No SVHC (04-Feb-2026)
VSWR: 2
Input Power: 2W
Antenna Type: PCB
Frequency Max: 5.925GHz
Frequency Min: 4.9GHz
Product Range: -
Input Impedance: 50ohm
Antenna Mounting: Adhesive
Antenna Polarisation: Linear

Delivery and price
Units per pack	1540
Price	0.974 €
Current stock	10+
Lead time	30 days

Datasheet

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

**PART NUMBER: W3919XXXX** 

## **Features:** 

- 4900-7125 MHz 

**==> picture [254 x 11] intentionally omitted <==**

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@Pulse w3919<br>**----- End of picture text -----**<br>


- Size 15.9 X 7.6 X 0.45 mm 

- Efficiency > 60% 

- VSWR < 2 

- Nominal impedance 50  

- Cable and connector can be customized 

## **Applications:** 

- WiFi 6E, 802.11ax 

- DSRC 

- ISM band radios 

- IoT, M2M 

## All dimensions are in mm / inches 

## Issue: 2114 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. 

## CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. For more information: 

Pulse Worldwide Headquarters 

15255 Innovation Drive #100 

San Diego, CA 92128 USA Tel:1-858-674-8100 

Pulse/Larsen Antennas 

Europe Headquarters 

18110 SE 34[th] St Bldg 2 Suite 250 Pulse GmbH & Do, KG Vancouver, WA 98683 Zeppelinstrasse 15 USA Herrenberg, Germany Tel: 1-360-944-7551Tel: 49 7032 7806 0 

Pulse (Suzhou) Wireless Products Co, Inc. 99 Huo Ju Road(#29 Bldg,4[th] Phase Suzhou New District Jiangsu Province, Suzhou 215009 PR China Tel: 86 512 6807 9998 

1 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

**PART NUMBER: W3919XXXX** 

W3919B0050      50mm 1.13mm OD cable U.FL compatible connector W3919B0075 75mm 1.13mm OD cable MHF4L compatible connector W3919B0100 100mm 1.13mm OD cable U.FL compatible connector 

## Issue: 2114 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

For more information: 

Pulse Worldwide Headquarters Pulse/Larsen Antennas Europe Headquarters Pulse (Suzhou) Wireless Products Co, Inc. 15255 Innovation Drive #100 18110 SE 34[th] St Bldg 2 Suite 250 Pulse GmbH & Do, KG 99 Huo Ju Road(#29 Bldg,4[th] Phase San Diego, CA 92128 Vancouver, WA 98683 Zeppelinstrasse 15 Suzhou New District USA USA Herrenberg, Germany Jiangsu Province, Suzhou 215009 PR China Tel:1-858-674-8100 Tel: 1-360-944-7551Tel: 49 7032 7806 0 Tel: 86 512 6807 9998 

2 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

**PART NUMBER: W3919XXXX** 

|Antenna Type                                                                             Dipole|Antenna Type                                                                             Dipole|
|---|---|
|Frequency|4900-7125MHz|
|Nominal Impedance|50|
|Return Loss|4900-7125MHz<-9db|
|Radiation Pattern|Omni|
|Gain|3+/-1dBi@4900-7125MHz|
|Efficiency|55%@4900-7125MHz|
|Polarization|Linear|
|Power Withstanding|5W|



## Issue: 2114 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. For more information: 

Pulse Worldwide Headquarters 

15255 Innovation Drive #100 

San Diego, CA 92128 USA Tel:1-858-674-8100 

Pulse/Larsen Antennas 

18110 SE 34[th] St Bldg 2 Suite 250 Vancouver, WA 98683 USA Tel: 1-360-944-7551- 

Europe Headquarters 

Pulse GmbH & Do, KG Zeppelinstrasse 15 Herrenberg, Germany Tel: 49 7032 7806 0 

Pulse (Suzhou) Wireless Products Co, Inc. 

99 Huo Ju Road(#29 Bldg,4[th] Phase Suzhou New District Jiangsu Province, Suzhou 215009 PR China Tel: 86 512 6807 9998 

3 

## **Description: 4.9-7.125GHz PCB antenna** 

**Series: Internal Antenna PART NUMBER: W3919XXXX** 

**MECHANICAL SPECIFICATIONS** Radiator material                                             FR4 PCB Color                                                                      Black Adhesive                                                              3M467 Thickness(with adhesive, no liner)                          0.45     mm PCB size(L X W X T)                             15.9 X 7.6 X 0.45 mm **ENVIRONMENTAL SPECIFICATIONS** Operating temperature                                         -40/+85 °C 

## Issue: 2114 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

4 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

**PART NUMBER: W3919XXXX** 

## **MECHANICAL DRAWING** 

**==> picture [201 x 14] intentionally omitted <==**

**----- Start of picture text -----**<br>
Connector type see page 2<br>**----- End of picture text -----**<br>


## Issue: 2114 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

5 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

**PART NUMBER: W3919XXXX** 

## **CHARTS** 

## _**(*) All RF parameters measured on 2mm thick PC plate**_ 

## Test Setup 

## Issue: 2114 

6 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

## **PART NUMBER: W3919XXXX** 

## **CHARTS** 

## _**(*) All RF parameters measured on 2mm thick PC plate**_ 

## Return Loss 

## Issue: 2114 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

7 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

**PART NUMBER: W3919XXXX** 

## **CHARTS** 

## _**(*) All RF parameters measured on 2mm thick PC plate**_ 

## Efficiency 

## Issue: 2114 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

8 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

**PART NUMBER: W3919XXXX** 

## **CHARTS** 

## _**(*) All RF parameters measured on 2mm thick PC plate**_ 

## Peak Gain 

## Issue: 2114 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

9 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

## **PART NUMBER: W3919XXXX** 

## **CHARTS** 

## Radiation Patterns 4900-5900MHz 

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Y<br>**----- End of picture text -----**<br>


**==> picture [12 x 14] intentionally omitted <==**

**----- Start of picture text -----**<br>
Z<br>**----- End of picture text -----**<br>


**==> picture [13 x 14] intentionally omitted <==**

**----- Start of picture text -----**<br>
X<br>**----- End of picture text -----**<br>


## _**(*) All RF parameters measured on 2mm thick PC plate**_ 

## Issue: 2114 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

10 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

## **PART NUMBER: W3919XXXX** 

## **CHARTS** 

## Radiation Patterns 6000-7125MHz 

**==> picture [12 x 14] intentionally omitted <==**

**----- Start of picture text -----**<br>
Z<br>**----- End of picture text -----**<br>


**==> picture [22 x 77] intentionally omitted <==**

**----- Start of picture text -----**<br>
Y<br>X 4y<br>**----- End of picture text -----**<br>


## _**(*) All RF parameters measured on 2mm thick PC plate**_ 

## Issue: 2114 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

11 

## **Description: 4.9-7.125GHz PCB antenna** 

## **Series: Internal Antenna** 

**PART NUMBER: W3919XXXX** 

## **PACKAGING** 

## 10PCS/PE bag 

## 10 PE bag/foam bag 50 foam bag/ carton box 

## Total 5000PCS/Carton box 

## Issue: 2114 

12 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden.

Updated at June 9, 2026

Pulse Electronics, a YAGEO company, is a global leader in the design and manufacturing of passive electronic components. With a legacy of innovation dating back to 1956, the company provides essential technology for the communications, computing, industrial, transportation, and IoT sectors. Pulse is recognized worldwide for delivering high-performance solutions that power advanced applications, ranging from 5G networks and electric vehicles to data centers and smart grids. The company's extensive product portfolio is heavily anchored in power and networking magnetics. This includes a comprehensive range of power inductors engineered for exceptional efficiency and reliability in demanding environments. To address complex electromagnetic compatibility challenges, Pulse also manufactures highly effective EMC and RFI suppression solutions, such as common mode chokes and filters, alongside specialized toroidal and RF inductors designed to ensure clean power delivery and optimal signal integrity. Beyond traditional magnetics, Pulse excels in the development of advanced wireless and power conversion components. Their connectivity solutions feature a wide array of high-performance RF antennas and single-band chip antennas tailored for modern connected devices. Furthermore, to support sophisticated power architectures, Pulse provides a broad spectrum of transformers—encompassing PCB-mounted designs, current sensing transformers, and precise pulse transformers—equipping engineers with robust, industry-proven components for power isolation and measurement.

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