MGA-43828-BLKG Equivalent & Substitute Parts

Part Overview

The MGA-43828-BLKG is an RF amplifier IC designed for cellular W-CDMA applications operating in the 925MHz to 960MHz frequency band. This surface mount component is packaged in a 28-QFN (5x5) configuration with an exposed pad. The part is currently classified as obsolete, making identification of suitable substitute components essential for ongoing system support and new design implementations.

Substiute Parts

MGA-43828-BLKG

Broadcom LimitedIn Stock: 2061MGA-43828-BLKG Datasheet

Current PartRFQ

MMZ09332BT1

NXP USA Inc.In Stock: 20140MMZ09332BT1 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MGA-43828-BLKG is determined by the following critical parameters:

• Frequency Coverage: The substitute must support the 925MHz to 960MHz band or a broader frequency range that encompasses this band
• RF Type Compatibility: The substitute must support W-CDMA or multi-standard protocols that include W-CDMA
• Supply Voltage: The substitute must operate at 5V supply voltage
• Output Power (P1dB): The substitute must meet or exceed 36dBm output power capability
• Gain: The substitute must provide 33dB or greater gain
• Mounting and Package: Surface mount technology with compatible footprint considerations

The MMZ09332BT1 from NXP USA Inc. meets these substitution criteria through its broader frequency range (130MHz ~ 1GHz), multi-standard RF support (LTE, TDS-CDMA, W-CDMA), and compatible electrical specifications.

Parameter Comparison

Engineering Selection Recommendations

The MMZ09332BT1 is an active product from a major semiconductor manufacturer with ROHS3 compliance and superior moisture sensitivity characteristics (MSL 1 vs. MSL 3). The substitute provides broader frequency coverage and multi-standard RF support, ensuring compatibility with the 925MHz to 960MHz band while supporting additional standards. Both components operate at 5V supply voltage and are surface mount devices with exposed pad packages.

The substitute exhibits lower P1dB (32dBm vs. 36dBm) and gain (31dB vs. 33dB) specifications. These differences must be evaluated within the context of specific circuit design requirements and system performance margins.

Frequently Asked Questions (FAQ)

Q: Can MMZ09332BT1 directly replace MGA-43828-BLKG without PCB modifications?

A: No. The MMZ09332BT1 uses a 12-QFN (3x3) package while the MGA-43828-BLKG uses a 28-QFN (5x5) package. PCB footprint redesign is required. Pin configuration and functional mapping must be verified against manufacturer datasheets.

Q: What are the key electrical differences between these parts?

A: The MMZ09332BT1 provides 4dBm lower output power (32dBm vs. 36dBm) and 2dB lower gain (31dB vs. 33dB). The substitute draws 76mA less supply current (240mA vs. 316mA) and supports a broader frequency range (130MHz ~ 1GHz vs. 925MHz ~ 960MHz).

Q: Is the MMZ09332BT1 suitable for W-CDMA applications?

A: Yes. The MMZ09332BT1 explicitly supports W-CDMA along with LTE and TDS-CDMA standards, ensuring compatibility with W-CDMA system requirements.

Q: What is the significance of the MSL rating difference?

A: The MGA-43828-BLKG has MSL 3 (168 hours maximum floor life), while the MMZ09332BT1 has MSL 1 (unlimited floor life). The substitute offers superior moisture handling characteristics and reduced storage constraints.

Q: Are there compliance differences between these components?

A: The MMZ09332BT1 is ROHS3 compliant, while the MGA-43828-BLKG compliance status is not specified. Both components are REACH unaffected and share the same HTSUS classification (8542.33.0001).