NXP Semiconductors OM7613/BGA6589B

Overview

BGA6589 from NXP Semiconductors is a silicon Monolithic Microwave Integrated Circuit (MMIC) wideband medium power amplifier in a 3-pin SOT89 plastic surface-mount package with internal 50 Ω matching. It delivers 20 dBm output power at 1950 MHz, exhibits 17 dB insertion gain and 3.3 dB noise figure at that frequency, and operates from a single 4.8 V DC supply on pin 1 with 81 mA quiescent current - used as an RF driver or IF/RF buffer in wireless infrastructure and data links.

For engineers reviewing the BGA6589 datasheet, BGA6589 pinout, BGA6589 application, or BGA6589 equivalent, this page provides verified circuit role (50 Ω matched broadband gain block), thermal resistance (100 K/W junction-to-solder-point), stability factor (K ≥ 1.1 up to 2.5 GHz), linearity metrics (IP3(out) = 33 dBm at 850 MHz), and real-world layout guidance for decoupling and impedance tuning.

Technical Context

The BGA6589 employs a resistive feedback Darlington configuration enabling broadband operation from 200 MHz to 3 GHz while maintaining high gain accuracy and unconditional stability (K ≥ 1.1 across full band). Its internally matched 50 Ω input/output eliminates external matching networks for most applications.

It functions as a single-supply, medium-power gain block with bias applied directly to RF_OUT/BIAS (pin 1), ground on pin 2, and RF_IN on pin 3. Thermal performance is optimized via an exposed collector pad in the SOT89 package, supporting up to 800 mW total power dissipation at Tsp ≤ 70 °C.

Key Specifications

Pinout & Package

SOT89 (SC-62) plastic surface-mounted package with exposed collector pad for low thermal resistance; 3-lead configuration optimized for RF layout with ground plane access via pin 2.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar broadband RF gain block applications.

Compared with QPL9057 and RFM8206, the BGA6589 uniquely balances 20 dBm output, 3.3 dB NF, and internal 50 Ω match across 0.2–2.5 GHz - making it the only option requiring zero external matching while meeting PCS/CDPD/SONET spectral and power demands.

Availability

BGA6589 is available at Aetrix Electronics and suitable for wireless infrastructure, optical networking, and broadband communications equipment requiring stable component supply, consistent RF performance, and long-term industrial availability.

Supply support for BGA6589 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 communication markets.

The BGA6x89 product line was designed as a family of internally matched, wideband MMIC gain blocks targeting RF front-end simplification in cellular infrastructure, wireless data, and broadband systems - emphasizing ease of integration and thermal robustness.

FAQ

What is the recommended DC bias network for BGA6589?

The BGA6589 requires a 51 Ω bias resistor (R1) between VS = 9 V and pin 1 (RF_OUT/BIAS) to set 81 mA quiescent current. A 1 μF electrolytic/tantalum capacitor (C5) is optional but recommended for optimum supply decoupling. Input/output DC blocking capacitors (C1, C2) must be selected per operating frequency - e.g., 68 pF at 1950 MHz - as specified in Table 9 of the BGA6589 datasheet.

Does BGA6589 require external impedance matching?

No, the BGA6589 is internally matched to 50 Ω at both input (pin 3) and output (pin 1), eliminating the need for external matching networks in standard 50 Ω systems. However, fine-tuning with L1 and C3 may be applied per Figure 10 for specific frequency bands or load variations - but is not required for basic operation across 200–2500 MHz.

What is the maximum allowable junction temperature for BGA6589?

The absolute maximum junction temperature (Tj) for BGA6589 is 150 °C, as defined in Table 5 (Limiting Values). To sustain continuous 20 dBm output, thermal design must ensure solder point temperature (Tsp) remains ≤ 70 °C, leveraging the 100 K/W junction-to-solder-point thermal resistance and multiple thermal vias under pin 2.

Can BGA6589 be used in automotive applications?

No - the BGA6589 is not automotive-qualified. Per section 12.3 of the datasheet, unless explicitly stated as automotive qualified, NXP products like BGA6589 are not tested or warranted for automotive use. Its qualification covers industrial and communications applications only; use in automotive systems voids warranty and requires full customer responsibility for reliability validation.

How does BGA6589 handle electrostatic discharge (ESD)?

The BGA6589 has a Charged Device Model (CDM) ESD rating of 2 kV and Human Body Model (HBM) rating of 200 V, as specified in Table 5. It is classified as ESD-sensitive; therefore, strict handling protocols - including grounded workstations, ionized air, and ESD-safe packaging - must be followed during transport, storage, and PCB assembly to prevent latent or catastrophic damage to the BGA6589 device.