1. Murata 2.4GHz/5GHz Dual-band Wi-Fi Antenna Diplexer

2. 
   

Brand: Murata Manufacturing Co., Ltd. (Japan)Part No.: LFD152G45MU9E374Function: LC Diplexer (Antenna Diplexer), for frequency splitting & combining between 2.4GHz and 5GHz signalsPackage: 0402 (1.0 × 0.5 × 0.4mm), SMD surface mountStatus: Mass production, RoHS compliant

II. Key Specifications (Excerpted from Datasheet)

1) Frequency Band

• Low Band (LB, 2.4G): 2400～2500MHz (Wi‑Fi / Bluetooth)

• High Band (HB, 5G): 4900～5950MHz (Full 5GHz Wi‑Fi band)

2) Insertion Loss

• 2.4G (ANT→LB): ≤1.2dB @ 25℃; ≤1.4dB @ −40～+85℃

• 5G (ANT→HB): ≤1.6dB @ 25℃; ≤1.8dB @ −40～+85℃

3) Attenuation / Isolation

• Attenuation of 2.4G signal to 5G port: ≥36dB (2400～2500MHz → HB port)

• Attenuation of 5G signal to 2.4G port: ≥27dB (4900～5950MHz → LB port)

4) Power & Impedance

• Maximum Continuous Power: 1W

• Characteristic Impedance: 50Ω (Standard RF impedance)

• Operating Temperature: −40℃ ～ +85℃

III. Application Scope

Designed for single-antenna dual-band (2.4G+5G) Wi‑Fi & Bluetooth devices. It saves PCB space, reduces overall cost and simplifies RF layout.

• Smart Home: Routers, AI speakers, smart bulbs, cameras (shared antenna for 2.4G & 5G)

• Mobile Terminals: Tablets, laptops, set-top boxes, CPE (Customer Premises Equipment)

• IoT & Wearables: Bluetooth + Wi‑Fi modules, smart watches, AR/VR devices

• Industrial & Automotive: Industrial gateways, automotive Wi‑Fi, AGV robots (2.4G for control, 5G for high-definition data transmission)

IV. Part Number Definition

• LFD: Product series (LC Diplexer)

• 15: Dimension code (1.0×0.5mm, 0402 package)

• 2: Number of ports

• G45: Frequency combination (2.4GHz + 5GHz)

• MU9E374: Internal revision & lot control code

V. Selection Guide & Alternative Parts

Advantages

Ultra-compact 0402 package, low insertion loss, high isolation, genuine Murata quality.

Alternative Models

1. LFD152G45MUAF201: Supports 2.4G + extended 5G band (5.15～7.125GHz)

2. LFD182G45MPEE476: 0603 package with higher power rating