MCS1806GS-3-05-P Equivalent & Substitute Parts

Part Overview

The MCS1806GS-3-05-P is an isolated Hall-effect current sensor manufactured by Monolithic Power Systems Inc., designed for AC/DC current measurement applications. This component provides bidirectional current sensing with ±5A measurement range in a compact 8-SOIC surface mount package. The device is currently in active production status and maintains full RoHS3 compliance. Substitute parts are identified when equivalent electrical and mechanical parameters are required for design flexibility, inventory management, or supply chain continuity.

Substiute Parts

MCS1806GS-3-05-P

Monolithic Power Systems Inc.In Stock: 1518MCS1806GS-3-05-P Datasheet

Current PartRFQ

MCS1806GS-3-05-Z

Monolithic Power Systems Inc.In Stock: 2874MCS1806GS-3-05-Z Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MCS1806GS-3-05-P are identified based on strict parametric equivalence across all critical electrical and mechanical specifications. The substitution logic is based on the following key parameters that must remain identical:

Electrical Parameters (Must Match):

• Current sensing range: ±5A
• Sensor type: Hall Effect, Differential
• Output configuration: Ratiometric, Voltage
• Sensitivity: 264mV/A
• Frequency response: 100kHz
• Linearity: ±0.5%
• Accuracy: ±2.5%
• Supply voltage range: 3V ~ 3.6V
• Response time: 5µs
• Maximum supply current: 10.5mA
• Operating temperature range: -40°C ~ 125°C (TJ)
• Isolation voltage: 3KVRMS
• Polarization: Bidirectional
• Number of channels: 1

Mechanical Parameters (Must Match):

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

Compliance Parameters (Must Match):

• RoHS3 Compliance
• Moisture Sensitivity Level: 1 (Unlimited)

The MCS1806GS-3-05-Z is identified as a parametric equivalent substitute. Both parts are manufactured by Monolithic Power Systems Inc. and share identical electrical specifications, mechanical packaging, and compliance certifications. The difference between these part numbers relates to packaging format designation only, with both available in Tape & Reel (TR) configuration.

Parameter Comparison

Engineering Selection Recommendations

Both MCS1806GS-3-05-P and MCS1806GS-3-05-Z are suitable for direct substitution in applications requiring isolated Hall-effect current sensing with ±5A bidirectional measurement capability. Selection between these parts should be based on the following engineering considerations:

Product Status and Availability: Both parts maintain active production status with Monolithic Power Systems Inc., ensuring long-term supply chain stability and technical support availability.

Compliance and Regulatory Requirements: Both parts satisfy ROHS3 compliance requirements and maintain REACH unaffected status, making them suitable for applications subject to environmental and regulatory restrictions. Moisture sensitivity level 1 (unlimited) indicates no special storage or handling requirements.

Inventory and Lead Time: MCS1806GS-3-05-Z currently maintains higher inventory levels (2830 Pcs) compared to MCS1806GS-3-05-P (1468 Pcs), which may influence selection based on project timeline and procurement requirements.

Electrical Performance: Both parts deliver identical electrical performance across all specified parameters, including 264mV/A sensitivity, ±0.5% linearity, ±2.5% accuracy, and 5µs response time. No performance differentiation exists between the two part numbers.

Mechanical Integration: Both parts utilize identical 8-SOIC (0.154", 3.90mm Width) surface mount packaging, ensuring PCB layout compatibility and assembly process equivalence.

Frequently Asked Questions (FAQ)

Q: Can MCS1806GS-3-05-Z be used as a direct replacement for MCS1806GS-3-05-P in existing designs?

A: Yes. Both parts are parametrically equivalent across all electrical specifications, mechanical packaging, and compliance certifications. No design modifications are required for substitution.

Q: What is the difference between MCS1806GS-3-05-P and MCS1806GS-3-05-Z?

A: The part numbers differ in packaging format designation only. Both parts are manufactured by Monolithic Power Systems Inc. and share identical electrical performance, package type (8-SOIC), and compliance status. The designation difference reflects internal supplier packaging or distribution channel classification.

Q: Are both parts suitable for high-temperature applications?

A: Yes. Both MCS1806GS-3-05-P and MCS1806GS-3-05-Z operate across the identical temperature range of -40°C to 125°C (TJ), making them suitable for industrial and automotive applications requiring extended temperature performance.

Q: What is the isolation voltage rating for these current sensors?

A: Both parts provide 3KVRMS isolation voltage, enabling safe measurement of high-voltage circuits while maintaining galvanic isolation between the primary current path and the secondary measurement circuit.

Q: Do these parts require special handling or storage conditions?

A: No. Both parts carry moisture sensitivity level 1 (unlimited), indicating no special moisture control or storage requirements during handling, storage, or assembly processes.

Q: What is the supply voltage requirement for these sensors?

A: Both parts require a supply voltage range of 3V to 3.6V, with maximum supply current of 10.5mA. This low-voltage, low-power requirement makes them suitable for battery-powered and low-power embedded applications.

Q: Can these sensors measure both AC and DC currents?

A: Yes. Both MCS1806GS-3-05-P and MCS1806GS-3-05-Z are specified for AC/DC current measurement with bidirectional polarization, enabling measurement of current flowing in either direction.

Q: What is the frequency response capability of these sensors?

A: Both parts support 100kHz frequency response, enabling measurement of AC currents up to 100kHz and providing adequate bandwidth for most industrial power conversion and motor control applications.