SI7216-B-00-IV Equivalent & Substitute Parts

Part Overview

The SI7216-B-00-IV is a Hall Effect analog magnetic sensor manufactured by Silicon Labs, housed in a SOT-23-3 surface mount package. This single-axis sensor provides analog voltage output for magnetic field detection within a ±20mT sensing range. The device is classified as obsolete, making identification of compatible substitute parts essential for ongoing design support and component procurement.

Substiute Parts

SI7216-B-00-IV

Silicon LabsIn Stock: 796SI7216-B-00-IV Datasheet

Current PartRFQ

SI7211-B-00-IV

Silicon LabsIn Stock: 2195SI7211-B-00-IV Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the SI7216-B-00-IV is determined by the following critical parameters:

• Technology & Sensing Principle: Hall Effect analog output
• Axis Configuration: Single-axis magnetic field detection
• Package Compatibility: SOT-23-3 surface mount footprint
• Sensing Range: ±20mT magnetic field detection capability
• Output Interface: Analog voltage output
• Operating Temperature Range: -40°C ~ 125°C
• Moisture Sensitivity Level: MSL 2 (1 Year)

The SI7211-B-00-IV meets all these core substitution criteria. Both devices share identical package geometry, sensing range, axis configuration, temperature rating, and MSL classification, enabling direct functional replacement in circuit designs.

Parameter Comparison

Engineering Selection Recommendations

The SI7211-B-00-IV is the direct substitute for the obsolete SI7216-B-00-IV based on the following engineering criteria:

Functional Equivalence: Both devices employ identical Hall Effect sensing technology with single-axis configuration and ±20mT sensing range. The SOT-23-3 package footprint is identical, enabling direct PCB placement without layout modification.

Compliance & Support: The SI7211-B-00-IV is actively manufactured with ROHS3 compliance and REACH unaffected status, ensuring long-term availability and regulatory alignment. The obsolete SI7216-B-00-IV lacks current compliance documentation.

Operating Conditions: Both devices operate across the -40°C ~ 125°C temperature range with MSL 2 (1 Year) moisture sensitivity rating, maintaining equivalent environmental performance.

Design Considerations: The SI7211-B-00-IV operates at a lower supply voltage range (2.25V ~ 5.5V versus 4V ~ 26.5V) and draws higher typical current (5.5mA versus 1.7mA). Designs must verify that power supply circuits can accommodate the reduced voltage window and increased current draw. The SI7211-B-00-IV provides 7kHz bandwidth compared to 1kHz, offering improved signal response for time-sensitive applications.

Frequently Asked Questions (FAQ)

Q: Can the SI7211-B-00-IV directly replace the SI7216-B-00-IV without PCB modifications?

A: Yes. Both devices use identical SOT-23-3 package geometry and pinout, enabling direct footprint compatibility. No PCB layout changes are required.

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

A: The SI7211-B-00-IV operates at lower supply voltage (2.25V ~ 5.5V versus 4V ~ 26.5V), draws higher current (5.5mA typical versus 1.7mA), and provides higher bandwidth (7kHz versus 1kHz). Verify that your power supply circuit can deliver the lower minimum voltage and higher current requirements.

Q: Is the SI7211-B-00-IV suitable for low-power applications?

A: The SI7211-B-00-IV requires higher supply current (5.5mA typical) compared to the SI7216-B-00-IV (1.7mA typical). For power-constrained designs, evaluate whether the increased current consumption is acceptable within your power budget.

Q: Does the higher bandwidth of the SI7211-B-00-IV affect circuit performance?

A: The SI7211-B-00-IV provides 7kHz bandwidth versus 1kHz for the SI7216-B-00-IV. This higher bandwidth enables faster magnetic field signal response. For applications requiring slow signal tracking, the increased bandwidth does not degrade performance. For applications with noise concerns, the higher bandwidth may require additional filtering.

Q: Are there any compliance or regulatory differences?

A: The SI7211-B-00-IV is ROHS3 compliant and REACH unaffected, meeting current regulatory requirements. The obsolete SI7216-B-00-IV lacks current compliance documentation. For new designs or regulatory submissions, the SI7211-B-00-IV is the appropriate choice.

Q: What is the packaging difference between these devices?

A: Both devices are supplied in SOT-23-3 surface mount packages with identical MSL 2 (1 Year) moisture sensitivity ratings. The SI7216-B-00-IV is supplied in standard packaging, while the SI7211-B-00-IV is available in strip packaging. Both are suitable for automated assembly processes.