MPCI-L280-03S Equivalent & Substitute Parts

Part Overview

The MPCI-L280-03S is a cellular LTE transceiver module manufactured by u-blox, designed for multi-band wireless communication applications. This module operates across 700MHz, 850MHz, 900MHz, 1.7GHz, 1.8GHz, 1.9GHz, 2.1GHz, and 2.6GHz frequency bands with a maximum data rate of 150Mbps. The module features castellation surface mount packaging and does not include an integrated antenna. Currently classified as obsolete, identifying equivalent substitute parts is essential for ongoing system support, maintenance, and component procurement.

Substiute Parts

MPCI-L280-03S

u-bloxIn Stock: 1317MPCI-L280-03S Datasheet

Current PartRFQ

MPCI-L280-03S-03

u-bloxIn Stock: 1055MPCI-L280-03S-03 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The MPCI-L280-03S-03 qualifies as a direct substitute based on the following criteria:

Shared Core Attributes:

• Manufacturer: u-blox (same manufacturer ensures design compatibility and firmware support)
• Series: MPCI-L2 (same product family with compatible pinout and mechanical interface)
• RF Family/Standard: Cellular (same wireless standard classification)
• Data Rate: 150Mbps (identical throughput specification)
• Operating Temperature: -40°C ~ 85°C (identical thermal operating range)
• MSL Rating: 1 (Unlimited) (identical moisture sensitivity level)
• ECCN: 5A992C (identical export control classification)
• HTSUS: 8517.62.0090 (identical tariff classification)

Protocol Expansion: The substitute part supports extended protocol coverage (EDGE, GSM, GPRS, HSDPA, HSUPA, LTE, UMTS) compared to the main part's LTE-only specification. This represents backward compatibility with additional wireless standards while maintaining LTE functionality.

Frequency Band Compatibility: The substitute operates across 750MHz, 850MHz, 900MHz, 1.8GHz, 1.9GHz, 2.1GHz, and 2.6GHz. The main part's 700MHz, 1.7GHz, and 1.9GHz bands are substantially covered, with minor frequency band variations that remain within standard cellular allocation ranges.

Parameter Comparison

Engineering Selection Recommendations

Substitution Feasibility: The MPCI-L280-03S-03 is a direct substitute from the same manufacturer and product series. Both components share identical data rates, operating temperature ranges, and moisture sensitivity ratings. The substitute's extended protocol support (EDGE, GSM, GPRS, HSDPA, HSUPA, LTE, UMTS) provides backward compatibility while maintaining LTE functionality.

Critical Compatibility Considerations:

1. Mounting Interface: The main part uses 52-SMD castellation surface mount, while the substitute uses card edge mounting. This represents a fundamental mechanical incompatibility requiring PCB redesign or adapter solutions.

2. Serial Interface Difference: The main part provides both UART and USB interfaces, while the substitute provides only USB. Applications requiring UART connectivity must implement alternative communication pathways or interface conversion.

3. Frequency Band Coverage: The substitute lacks 700MHz and 1.7GHz bands present in the main part. Applications dependent on these specific bands require verification that the substitute's available bands (750MHz, 850MHz, 900MHz, 1.8GHz, 1.9GHz, 2.1GHz, 2.6GHz) satisfy regional regulatory and network requirements.

4. Voltage Supply Range: The substitute operates across 3V to 3.6V, providing wider tolerance than the main part's 3.3V specification. This enhanced flexibility accommodates variable power supply conditions.

5. Compliance Status: Both components are RoHS compliant and share identical ECCN and HTSUS classifications, ensuring regulatory consistency for procurement and export purposes.

Recommendation Basis: Substitution is technically feasible only when mechanical mounting and serial interface requirements can be accommodated through design modification or external interface conversion. Frequency band coverage must be validated against specific deployment regions and network operator requirements.

Frequently Asked Questions (FAQ)

Q: Can the MPCI-L280-03S-03 be directly soldered into an existing MPCI-L280-03S PCB footprint?

A: No. The main part uses 52-SMD castellation surface mount, while the substitute uses card edge mounting. These represent incompatible mechanical interfaces requiring PCB redesign or custom adapter solutions.

Q: What is the impact of the substitute lacking UART interface?

A: The main part provides both UART and USB serial interfaces, while the substitute provides only USB. Applications currently using UART for device communication must implement alternative communication protocols via USB or redesign the interface layer.

Q: Are the frequency bands of the substitute sufficient for global cellular deployment?

A: The substitute operates across 750MHz, 850MHz, 900MHz, 1.8GHz, 1.9GHz, 2.1GHz, and 2.6GHz. The main part's 700MHz and 1.7GHz bands are not covered. Frequency band adequacy depends on specific regional network allocations and operator requirements. Verification against target deployment regions is required.

Q: Do both parts meet the same regulatory compliance standards?

A: Yes. Both components share identical RoHS compliance status, ECCN classification (5A992C), and HTSUS tariff classification (8517.62.0090), ensuring regulatory consistency for procurement and export purposes.

Q: What is the voltage supply difference between the two parts?

A: The main part specifies 3.3V supply voltage, while the substitute operates across 3V to 3.6V. The substitute's wider tolerance range accommodates variable power supply conditions while remaining compatible with 3.3V systems.

Q: Are both components currently available for procurement?

A: Both components are classified as obsolete. The main part has 1216 units in stock, while the substitute has 1008 units in stock. Availability is limited to existing inventory.

Q: What protocols does the substitute support compared to the main part?

A: The main part supports LTE only. The substitute supports EDGE, GSM, GPRS, HSDPA, HSUPA, LTE, and UMTS, providing extended backward compatibility with legacy cellular standards while maintaining LTE functionality.