NXP Semiconductors BTS7202HJ

Overview

BTS7202HJ from NXP Semiconductors is a dual-channel 2.3–2.7 GHz RX Front-End Module (FEM) for 5G mMIMO infrastructure, integrating two independent low-noise amplifiers (LNAs), TX/RX mode switching, and 50 Ω single-ended RF ports. It delivers 37 dB high-gain RX power gain, 0.95 dB noise figure, and handles up to 44 dBm TX input power with fast 350 ns RX-to-TX switching.

For engineers reviewing the BTS7202HJ datasheet, BTS7202HJ pinout, BTS7202HJ application, or BTS7202HJ equivalent, this FEM supports critical 5G base station receiver design requiring high isolation (>40 dB channel-to-channel), gain control, and robust thermal performance in HVQFN40 packaging.

Technical Context

The BTS7202HJ implements a fully integrated dual-channel architecture with independent LNA, bypass (BP), power-down (PD), and T/R control per channel. Each channel supports three operational modes: high-gain RX (37 dB), low-gain RX (19 dB), and TX termination (0.6 dB insertion loss), with mode selection via TTL-compatible digital inputs.

Its RF signal path is impedance-matched to 50 Ω across both ANT and RX_OUT/TERM ports, and features >17 dB input return loss and >12.5 dB output return loss in high-gain RX mode. Thermal resistance is 17 K/W (RX) and 10 K/W (TX), enabling stable operation at case temperatures up to 105 °C.

Key Specifications

Pinout & Package

HVQFN40 package with 40-pin layout, 0.5 mm pitch, exposed die paddle for thermal dissipation. Body dimensions: 6.0 mm × 6.0 mm × 0.85 mm.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar RX front-end module applications.

Compared with QM11028 and SKY66318-31, BTS7202HJ uniquely integrates dual-channel LNA, gain control, and TX termination in one HVQFN40 package - reducing component count by ≥3 per channel and eliminating layout-sensitive RF switch routing.

Availability

BTS7202HJ is available at Aetrix Electronics and suitable for 5G mMIMO infrastructure, active antenna systems, and private network radios requiring stable component supply, long-term lifecycle support, and traceable sourcing for production programs.

Supply support for BTS7202HJ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor leader specializing in secure connectivity solutions for automotive, industrial, and communications markets, with deep expertise in RF power and front-end technologies.

The BTS7202HJ belongs to NXP's 5G infrastructure RF front-end product line, engineered specifically for high-isolation, thermally robust, and integration-optimized mMIMO radio units operating in licensed sub-3 GHz bands.

FAQ

What is the operating frequency range of the BTS7202HJ?

The BTS7202HJ operates from 2.3 GHz to 2.7 GHz, covering the entire n41 band used for TDD-based 5G NR deployments in Asia and North America. This range is validated across temperature (-40 °C to +105 °C) and supply voltage (4.75–5.25 V), with specified gain flatness ≤0.35 dB over 100 MHz bandwidth in high-gain RX mode.

How does the BTS7202HJ handle TX-RX isolation in TDD systems?

The BTS7202HJ provides ≥20 dB isolation from ANT to TERM in TX mode and ≥40 dB channel-to-channel isolation in RX mode. Its integrated T/R switch routes high-power TX signals directly to on-die 50 Ω termination loads, eliminating the need for external circulators while maintaining <0.6 dB insertion loss and >19 dB return loss on both ANT and TERM ports.

What are the supply current requirements for BTS7202HJ in different operating modes?

In high-gain RX mode, BTS7202HJ draws 96–120 mA per channel; in low-gain RX mode, it draws 47–60 mA per channel; and in TX mode, it draws only 4–4.6 mA per channel. Total supply current scales linearly with active channels, supporting dynamic power management in multi-channel mMIMO arrays.

Can BTS7202HJ be used in high-temperature environments like outdoor base stations?

Yes - BTS7202HJ is rated for functional case temperatures from -40 °C to +105 °C, with guaranteed 10-year MTTF at 105 °C case temperature in TX mode. Its HVQFN40 package achieves 10 K/W thermal resistance (TX) and 17 K/W (RX), enabling reliable operation in sealed outdoor enclosures without forced air cooling.

Does BTS7202HJ require external matching components?

No - all RF ports (ANT, RX_OUT, TERM) are internally matched to 50 Ω across 2.3–2.7 GHz. The datasheet specifies ≥17 dB input return loss and ≥12.5 dB output return loss in high-gain RX mode, allowing direct connection to antennas and baseband ICs without external matching networks.