MCS1806GS-3-20-Z Hall Effect Current Sensor Equivalent & Substitute Parts

Part Overview

The MCS1806GS-3-20-Z is an isolated Hall-effect current sensor manufactured by Monolithic Power Systems Inc., designed for AC/DC current measurement applications. This surface-mount component operates as a differential, bidirectional sensor with a measurement range of ±20A and provides ratiometric voltage output. The device is currently in active production status and maintains full RoHS3 compliance with unlimited moisture sensitivity rating (MSL 1).

Substitute parts are identified when equivalent electrical performance, mechanical compatibility, and regulatory compliance can be maintained across different packaging or distribution configurations within the same product family.

Substiute Parts

MCS1806GS-3-20-Z

Monolithic Power Systems Inc.In Stock: 3124MCS1806GS-3-20-Z Datasheet

Current PartRFQ

MCS1806GS-3-20-P

Monolithic Power Systems Inc.In Stock: 993MCS1806GS-3-20-P Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MCS1806GS-3-20-Z are identified based on strict electrical and mechanical parameter equivalence. The substitution criteria are:

Electrical Parameters (Must Match Exactly):

• Current sensing range: ±20A
• Sensor type: Hall Effect, Differential
• Output configuration: Ratiometric, Voltage
• Sensitivity: 66mV/A
• Frequency response: 100kHz
• Linearity: ±0.5%
• Accuracy: ±2.5%
• Supply voltage: 3V ~ 3.6V
• Response time: 5µs
• Maximum supply current: 10.5mA
• Operating temperature: -40°C ~ 125°C (TJ)
• Polarization: Bidirectional
• Number of channels: 1
• Measurement type: AC/DC

Mechanical Parameters (Must Match Exactly):

• Package type: 8-SOIC (0.154", 3.90mm Width)
• Mounting type: Surface Mount
• Supplier device package: 8-SOIC

Regulatory & Compliance Parameters (Must Match Exactly):

• RoHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)
• REACH Status: REACH Unaffected
• ECCN: EAR99

The only permitted variation is packaging format (Tape & Reel configuration), which does not affect electrical or mechanical performance.

Parameter Comparison

Engineering Selection Recommendations

MCS1806GS-3-20-P is a direct parametric equivalent to MCS1806GS-3-20-Z. Both components are manufactured by Monolithic Power Systems Inc. and maintain identical electrical specifications, mechanical dimensions, and regulatory compliance status.

Selection between these two part numbers is determined by packaging and distribution requirements:

• MCS1806GS-3-20-Z: Tape & Reel packaging format
• MCS1806GS-3-20-P: Tape & Reel packaging format

Both parts are in active production status with full RoHS3 compliance and REACH unaffected designation. Both maintain MSL 1 (unlimited) moisture sensitivity rating, indicating no special storage or handling requirements.

Component selection should be based on inventory availability, supply chain logistics, and procurement lead times, as no electrical or mechanical differentiation exists between these part numbers.

Frequently Asked Questions (FAQ)

Q: Can MCS1806GS-3-20-P be used as a direct replacement for MCS1806GS-3-20-Z?

A: Yes. Both components are parametric equivalents with identical electrical performance, mechanical dimensions, and regulatory compliance. No circuit modifications or re-qualification are required for substitution.

Q: Are there any differences in current sensing accuracy between these parts?

A: No. Both MCS1806GS-3-20-Z and MCS1806GS-3-20-P maintain ±2.5% accuracy with ±0.5% linearity across the full ±20A measurement range.

Q: Do both parts operate at the same supply voltage?

A: Yes. Both components require 3V to 3.6V supply voltage and draw a maximum of 10.5mA during operation.

Q: Are the package dimensions identical?

A: Yes. Both parts use 8-SOIC (0.154", 3.90mm Width) surface-mount packaging with identical pin configurations and PCB footprints.

Q: What is the difference between the two part numbers?

A: The part numbers differ only in packaging format designation. Both are supplied in Tape & Reel configuration. The difference is administrative and does not affect electrical or mechanical performance.

Q: Are both parts RoHS3 compliant?

A: Yes. Both MCS1806GS-3-20-Z and MCS1806GS-3-20-P are ROHS3 compliant with REACH unaffected status.

Q: What is the frequency response of these Hall-effect sensors?

A: Both components support 100kHz frequency response with 5µs response time, suitable for AC/DC current measurement applications.

Q: Do these sensors require special handling or storage?

A: No. Both parts maintain MSL 1 (unlimited) moisture sensitivity level, indicating standard handling and storage conditions are acceptable.