NXP Semiconductors A5G23H110NT4

Overview

A5G23H110NT4 from NXP Semiconductors is a 13.8 W asymmetrical Doherty RF power GaN amplifier designed for cellular base station transmit stages in the 2300–2400 MHz band. It delivers 16.2 dB power gain, 56.3% drain efficiency, and –32.4 dBc ACPR at 2400 MHz under W-CDMA modulation, optimized for massive MIMO active antenna systems in 5G infrastructure.

For engineers reviewing the A5G23H110NT4 datasheet, A5G23H110NT4 pinout, A5G23H110NT4 application, or A5G23H110NT4 equivalent, key selection criteria include guaranteed 2300–2400 MHz bandwidth performance, 48 Vdc operation, DFN 7 × 6.5 mm package thermal resistance (RθJC = 2.7 °C/W), and ruggedness against high VSWR and broadband noise stress.

Technical Context

This GaN HEMT-based Doherty amplifier integrates separate carrier and peaking transistors on a single die with matched input/output impedance networks. Its depletion-mode GaN architecture requires negative gate biasing (VGSB = –4.7 Vdc) and strict sequencing: gate voltage applied before drain voltage during power-up.

The device operates as a fully matched, internally tuned RF power stage-no external matching components required for nominal 50 Ω system integration. Thermal design relies on direct die-to-case conduction via the exposed drain pad, supported by RθCHC (FEA) = 5.9 °C/W for channel temperature modeling and MTTF estimation.

Key Specifications

Pinout & Package

Package: DFN 7 mm × 6.5 mm with exposed drain pad for thermal and electrical grounding. RoHS-compliant, MSL Level 3 (260 °C peak reflow).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar RF power amplifier applications.

Compared with A5G23H110N, the A5G23H110NT4 offers identical RF and thermal specs but enables higher throughput assembly; versus AFGA23H110NT4, it provides guaranteed 2300–2400 MHz performance with tighter ACPR and gain flatness-critical for TDD-based 5G NR deployments.

Availability

A5G23H110NT4 is available at Aetrix Electronics and suitable for 5G massive MIMO active antenna units, macro base station remote radio heads, and private network small cells requiring stable component supply, long-term lifecycle support, and traceable GaN sourcing.

Supply support for A5G23H110NT4 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 company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and communications markets.

The Airfast RF Power product line delivers GaN-based amplifiers engineered specifically for cellular infrastructure-emphasizing efficiency, linearity, ruggedness, and thermal robustness in multi-carrier, wideband 5G base station applications.

FAQ

What is the recommended gate bias sequence for A5G23H110NT4 during power-up?

The correct biasing sequence for A5G23H110NT4 is: (1) set both GSA and GSB to –5 V, (2) apply 48 Vdc to VDDA and VDDB, (3) increase VGSA until IDQA = 50 mA, (4) adjust VGSB to –4.7 Vdc, then (5) apply RF input. This prevents gate overvoltage and ensures stable Doherty operation. Deviating from this sequence risks parametric shift or permanent damage to the GaN HEMTs inside A5G23H110NT4.

Does A5G23H110NT4 require external matching components for 2300–2400 MHz operation?

No, A5G23H110NT4 is internally matched for 50 Ω input and output across 2300–2400 MHz. The datasheet confirms all typical performance data-including 16.2 dB gain and –32.4 dBc ACPR at 2400 MHz-is measured with the device mounted on the NXP reference circuit without added matching networks. External tuning is unnecessary unless custom impedance transformation is needed for non-50 Ω system interfaces.

What is the maximum channel temperature limit for A5G23H110NT4, and how is it enforced?

The maximum channel temperature for A5G23H110NT4 is 225 °C, as defined in the limiting values table. This is enforced using RθCHC (FEA) = 5.9 °C/W for reliability modeling. Engineers must calculate actual channel temperature as TCH = TC + (PD × RθCHC), where PD is dissipated power and TC is case temperature. Exceeding 225 °C accelerates wear-out mechanisms and invalidates lifetime projections for A5G23H110NT4.

Can A5G23H110NT4 be used outside the 2300–2400 MHz band?

No-NXP explicitly states there is no guarantee of performance when A5G23H110NT4 is used outside 2300–2400 MHz. The device is characterized and specified only within this band; gain, efficiency, ACPR, and ruggedness metrics are not validated at adjacent frequencies like 2170 MHz or 2600 MHz. Using A5G23H110NT4 outside its rated band may result in noncompliance with regulatory masks or thermal runaway.

What ESD protection level does A5G23H110NT4 provide, and how is it tested?

A5G23H110NT4 meets Human Body Model (HBM) Class 1A (≥ 250 V) and Charge Device Model (CDM) Class C3 (≥ 1000 V) per JS-001-2017 and JS-002-2014. These ratings are verified during wafer sort and final test. Handling requires standard ESD controls-grounded wrist straps, dissipative mats, and ionized air-but no additional external protection circuitry is needed for board-level integration of A5G23H110NT4.