Specifications

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P/N 2450AT18D0100

Detail Specification:

Page 1 of 7

¹Efficiency measured on Johanson's evaluation board PN 2450AT18D0100-EB1SMA

No.

±±

Function 1: Antenna fed from left

Function 2: Antenna fed from right

https://www.johansontechnology.com

4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821

Ver. 4.2

2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge

Mount Design

10 min.

+5 to +35°C

Humidity 45 - 75% RH

Radiated Efficiency¹

72%

Return Loss (dB)

Impedance (Ω)

Input Power (W)

2 max. (CW)

e.g. 2450AT18D0100E

e.g. 2450AT18D0100SSuffix = S

Part Number Explanation

Function 1 Function 2

Terminal Configuration

FEED

GND

FEED

0.020 0.50 0.20.008

0.012 0.30 +0.1 / -0.2+0.004 / -0.008

0.047 1.20 0.10.004

3.20 0.2

0.063 0.008 1.60 0.2

Johanson Technology, Inc. reserves the right to make design changes without notice.

All sales are subject to Johanson Technology, Inc. terms and conditions.

e.g. 2450AT18D0100(E or S)100% Tin

Packing Style

Evaluation Board

2450AT18D0100-EB1SMA

Bulk (loose)

T&R

Suffix = E or S

Suffix = E

P/N Suffix

Mechanical Dimensions

0.126 0.008

Operating Temperature

-40 to +125°C

Recommended Storage

Conditions and Period for

unused T&R Product

18 months max.

High Frequency Ceramic Solutions

Part Number

3/26/2019

Peak Gain (dBi)

Let us help you with the antenna design, optimization, and tuning!

2450AT18D0100

2.4 - 2.48

1.5 dBi

General Specifications

Frequency (GHz)

Average Gain (dBi)

-1.0 dBi

Summary of content (7 pages)

PAGE 1
High Frequency Ceramic Solutions 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design P/N 2450AT18D0100 Page 1 of 7 3/26/2019 Detail Specification: Let us help you with the antenna design, optimization, and tuning! General Specifications 2450AT18D0100 Part Number Frequency (GHz) 2.4 - 2.48 Peak Gain (dBi) 1.5 dBi Average Gain (dBi) -1.0 dBi Radiated Efficiency¹ 72% 10 min. 50 2 max.
PAGE 2
High Frequency Ceramic Solutions 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design Detail Specification: P/N 2450AT18D0100 3/26/2019 Page 2 of 7 Mounting Considerations 1: Evaluation Board (Standard Layout) Matching Circuits Units in mm Ground clearance 20mm Measured radiated efficiency of 2450AT18D0100 on this evaluation board is 72% Feeding Line Ground Vias 40mm 1.0 Solder Resist 2.0 1.0 0.6 Ground 0.7 Land 0 Ohm 0.
PAGE 3
High Frequency Ceramic Solutions 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design Detail Specification: P/N 2450AT18D0100 3/26/2019 Page 3 of 7 Mounting Considerations 1: Electrical Performance @25°C Measured Return Loss 0 dB(S(1,1)) -10 m1 freq=2.400GHz dB(S(1,1))=-13.935 m2 freq=2.500GHz dB(S(1,1))=-14.774 m1 m2 m3 freq=2.450GHz dB(S(1,1))=-24.894 -20 m3 -30 2.0 2.2 2.4 2.6 2.8 3.
PAGE 4
High Frequency Ceramic Solutions 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design Detail Specification: P/N 2450AT18D0100 3/26/2019 Page 4 of 7 Mounting Considerations 1: Typical 2D radiation patterns @ 2.44GHz +Z +Z (θ = 0°) +Y (θ = 90°) θ YZ‐plane -Y +Y -Y -Z -Z +Z (θ = 0°) +Z -X θ -X XZ‐plane +X +X (θ = 90°) -Z -Z +X -X XY‐plane +Y (φ = 90°) φ -Y -Y +Y +X (φ = 0°) -X Johanson Technology, Inc. reserves the right to make design changes without notice.
PAGE 5
High Frequency Ceramic Solutions 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design Detail Specification: P/N 2450AT18D0100 3/26/2019 Page 5 of 7 Mounting Considerations 2: Small Clearance or "Thin edge" Applications* GND clearance Reserve for Pi-matching circuit 1.0 Solder Resist 2.0 1.0 0.6 Land 0.6 0.7 2.8 0.6 * 3.4 0.6 3.4 1.5 Ground 8.0 Blue Area = LCD/Metal/CAN/GND/Battery etc.
PAGE 6
High Frequency Ceramic Solutions 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design Detail Specification: P/N 2450AT18D0100 3/26/2019 Page 6 of 7 Mounting Considerations 4: Fed from Right Side* (Feeding the antenna from the right will have no impact on antenna performance) 1.0 Solder Resist 0.6 Land 0.7 2.0 1.0 Ground 0 Ohm 0.6 Ground 6.0 4.1 Matching Circuits No ground, metal PCB layers, or other metallic Ground components like 4.
PAGE 7
High Frequency Ceramic Solutions 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design Detail Specification: P/N 2450AT18D0100 3/26/2019 Page 7 of 7 Antenna tuning, optimization, and validation services: https://www.johansontechnology.com/ipc-antenna-services For more antennas and to download measured S-parameters, go to: https://www.johansontechnology.com/antennas Soldering Information https://www.johansontechnology.com/ipcsoldering-profile MSL Info https://www.johansontechnology.