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2-Way Power Divider, 0.002~2.5GHz, 1W

2-Way Power Divider, 0.002~2.5GHz, 1W

A 2-way power divider is a fundamental and critical passive microwave component. Its primary function is to evenly split an input signal into two output signals with equal amplitude and identical phase, effectively dividing the power in half. Conversely, when the signal flow is reversed, it can also serve as a combiner, merging two input signals into a single output. 

Features:

Ultra-wideband frequency coverage: Operating across the 0.002–2.5GHz range, this divider spans multiple communication and radar bands. This broad coverage simplifies broadband system design, reduces component count, and enhances overall system integration and reliability.
Low insertion loss: The signal experiences minimal energy loss when passing through the divider, ensuring high transmission efficiency. This low loss helps reduce the output power requirements of upstream equipment and lowers overall system power consumption.
Excellent amplitude and phase balance: The two output signals maintain a high degree of symmetry in both amplitude and phase. This consistency is critical for systems that require strictly equal-amplitude and in-phase excitation, such as phased arrays and beamforming networks.
Wide temperature tolerance: Designed to operate stably across a broad temperature range, this divider adapts reliably to indoor, outdoor, and industrial environments with significant thermal variations.
Compact and robust construction: With a small form factor for easy integration, the device comes equipped with standard RF connectors that ensure durable, secure connections and consistent signal transmission over long-term use.

Applications:

Wireless communication base stations: Used in multi-standard systems (2G/3G/4G/5G) to distribute RF signals to multiple transmit/receive chains or to combine different carrier signals, enabling efficient network deployment.
Phased-array radar and electronic warfare systems: Serves as a core component for providing precise reference signal distribution to large arrays of T/R modules, ensuring accurate beamforming and supporting parallel signal processing.
Test and measurement systems: Functions as a signal distribution node in vector network analyzers, spectrum analyzers, and other test equipment, facilitating multi-channel parallel testing that significantly improves R&D validation and production-line inspection efficiency.
Distributed antenna systems (DAS): In large venues, transit hubs, and other indoor coverage scenarios, evenly distributes source power to antennas across different zones, ensuring wide-area and uniform signal coverage.
Aerospace and defense electronics: Leveraging its wideband and wide-temperature capabilities, this divider is well-suited for airborne, shipboard, and ground-station RF front-end systems where high reliability and environmental resilience are paramount.

Qualwave Inc. provide 2-way power dividers/combiners at frequencies from DC to 110GHz, and the power is up to 8000W. Our 2-way power dividers/combiners are widely used in many areas. This article introduces a 2-way power dividers with frequency coverage of 0.002~2.5GHz.

1. Electrical Characteristics

FFrequency: 0.002~2.5GHz
Insertion Loss*1: 1.8dB max.
Input VSWR: 1.3 max.
Output VSWR: 1.4 max.
Isolation: 18dB min.
Amplitude Balance: ±0.2dB typ.
Phase Balance: ±3° typ.
Impedance: 50Ω
Power @SUM Port: 1W max. as divider
1W max. as combiner
[1] Excluding theoretical loss 3dB.

2. Mechanical Properties

Connectors: SMA Female, N Female, TNC Female
Mounting: 4-Φ2.8mm through-hole (SMA)
4-Φ2.2mm through-hole (N)

3. Environment

Operating Temperature: -45~+85℃
Non-operating Temperature: -55~+125℃

4. Outline Drawings

QPD2-2-2500-1
28x28x12.7&48x28x20

Unit: mm [in]
Tolerance: ±0.5mm [±0.02in]

5. How To Order

QPD2-2-2500-1-X
X: Connector type

Connector naming rules:
S - SMA Female (Outline A)
N - N Female (Outline B)
T - TNC Female (Outline B)

Examples:To order a 2-way power divider, 0.002~2.5GHz, 1W, N female, specify QPD2-2-2500-1-N.

Qualwave Inc. specializes in the research and development, production, sales, and service of microwave and millimeter wave passive and active devices. If you are interested in this product, please feel free to contact us. We are happy to provide more valuable information.


Post time: Jul-10-2026