BGA3012,115 RF Amplifier IC CATV Equivalent & Substitute Parts

Part Overview

The BGA3012,115 is an RF amplifier integrated circuit manufactured by NXP USA Inc., designed for CATV applications across the 5MHz to 1GHz frequency range. This component operates in the TO-243AA package (SOT-89-3) and is currently classified as Last Time Buy, indicating end-of-life status. Due to this product status, identifying functionally equivalent substitute parts is essential for design continuity and long-term supply chain planning.

Substiute Parts

BGA3012,115

NXP USA Inc.In Stock: 1103BGA3012,115 Datasheet

Current PartRFQ

HMC311ST89E

Analog Devices Inc.In Stock: 1383HMC311ST89E Datasheet

MFR RecommendedRFQ

HMC311ST89ETR

HittiteIn Stock: 16044HMC311ST89ETR Datasheet

MFR RecommendedRFQ

HMC480ST89E

Analog Devices Inc.In Stock: 2081HMC480ST89E Datasheet

MFR RecommendedRFQ

HMC480ST89ETR

HittiteIn Stock: 62005HMC480ST89ETR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the BGA3012,115 are evaluated based on the following critical parameters that determine functional equivalence:

Package Compatibility: All substitute parts must use the TO-243AA package (SOT-89) to ensure mechanical and electrical pin compatibility with existing PCB layouts.

Frequency Coverage: Substitute parts must support operation within or encompassing the 5MHz to 1GHz range required for CATV applications.

Electrical Performance: Supply voltage range, gain, P1dB, and noise figure are evaluated to determine if the substitute can meet or exceed the original specification requirements.

Supply Voltage Compatibility: The substitute must operate within the 5V to 8V supply range or be compatible with the system's power delivery architecture.

Compliance and Certifications: All substitute parts must maintain ROHS3 compliance and equivalent regulatory certifications (ECCN, HTSUS codes).

The four substitute parts identified (HMC311ST89E, HMC311ST89ETR, HMC480ST89E, HMC480ST89ETR) meet these criteria through their TO-243AA packaging, surface mount configuration, and ROHS3 compliance. However, they differ in frequency range coverage and electrical performance characteristics, requiring application-specific evaluation.

Parameter Comparison

Engineering Selection Recommendations

HMC480ST89E and HMC480ST89ETR are the primary substitutes for CATV applications. Both parts provide superior P1dB performance (20dBm vs. 18dBm) and higher gain (19dB vs. 12dB), with frequency coverage extending to 5GHz. The HMC480ST89ETR variant offers significantly higher inventory availability (61,931 pcs) compared to HMC480ST89E (2,007 pcs). Both maintain ROHS3 compliance and operate within compatible supply voltage ranges (6V ~ 8V). The increased supply current (82mA vs. 70mA) must be accommodated in the power delivery design.

HMC311ST89E and HMC311ST89ETR provide extended frequency coverage to 6GHz but with reduced P1dB (13dBm) and lower gain (14.5dB). These parts are suitable only if the application does not require the original 18dBm output power specification. Supply voltage is fixed at 5V, which may require circuit modification if the original design utilized the full 5V ~ 8V range. HMC311ST89ETR provides higher inventory (15,975 pcs) than HMC311ST89E (1,310 pcs).

All substitute parts maintain TO-243AA packaging, surface mount configuration, and MSL 1 rating, ensuring mechanical and environmental compatibility with the original design.

Frequently Asked Questions (FAQ)

Q: Can HMC480ST89E or HMC480ST89ETR be used as direct replacements for BGA3012,115?

A: Both HMC480 variants are mechanically and electrically compatible substitutes. They share the TO-243AA package and surface mount configuration. However, the supply voltage range differs (6V ~ 8V vs. 5V ~ 8V), and supply current is higher (82mA vs. 70mA). Circuit modifications may be required if the original design operates at 5V or has current budget constraints.

Q: What is the difference between HMC480ST89E and HMC480ST89ETR?

A: Both parts are electrically identical with identical electrical specifications. The primary differences are packaging format (Strip vs. Bulk) and inventory availability. HMC480ST89ETR is available in significantly higher quantities (61,931 pcs vs. 2,007 pcs).

Q: Why do HMC311 parts have lower P1dB than the original BGA3012,115?

A: The HMC311 series is designed as a general-purpose RF amplifier with broader frequency coverage (0Hz ~ 6GHz) compared to the CATV-specific BGA3012,115 (5MHz ~ 1GHz). This broader frequency range results in different performance trade-offs, including lower output power capability.

Q: Are all substitute parts ROHS3 compliant?

A: HMC480ST89E and HMC311ST89E are explicitly ROHS3 compliant. HMC480ST89ETR and HMC311ST89ETR do not have RoHS status specified in the provided data. Compliance verification with the manufacturer is recommended before design finalization.

Q: Can HMC311 parts be used in CATV applications?

A: HMC311 parts are classified as general-purpose RF amplifiers rather than CATV-specific components. While they support the 5MHz ~ 1GHz frequency range, their lower P1dB (13dBm vs. 18dBm) and higher noise figure (5dB vs. 3.2dB) may not meet CATV system performance requirements. Application-specific evaluation is necessary.

Q: What is the impact of increased supply current on system design?

A: HMC480 substitutes require 82mA compared to the original 70mA. This 12mA increase must be accommodated in the power delivery circuit. Verify that the power supply and current distribution network can support this additional load without exceeding voltage regulation specifications.