MCS1806GS-5-05-P Equivalent & Substitute Parts

Part Overview

The MCS1806GS-5-05-P is an isolated Hall-effect current sensor manufactured by Monolithic Power Systems Inc., designed for AC/DC current measurement applications. This component provides galvanic isolation with a 3KVRMS rating and delivers ratiometric voltage output for bidirectional current sensing. The part is currently in active production status with 1407 units available in stock. Equivalent substitute parts are identified to support procurement flexibility, inventory management, and supply chain continuity when the primary part number becomes unavailable or when alternative packaging configurations are required.

Substiute Parts

MCS1806GS-5-05-P

Monolithic Power Systems Inc.In Stock: 1453MCS1806GS-5-05-P Datasheet

Current PartRFQ

MCS1806GS-5-05-Z

Monolithic Power Systems Inc.In Stock: 3379MCS1806GS-5-05-Z Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MCS1806GS-5-05-P is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part MCS1806GS-5-05-Z maintains identical specifications in the following key areas:

Electrical Parameters (Must Match Exactly):

• Current sensing range: ±5A
• Output configuration: Ratiometric voltage
• Sensitivity: 400mV/A
• Frequency response: 100kHz
• Linearity tolerance: ±0.5%
• Accuracy: ±2.5%
• Supply voltage range: 4.5V ~ 5.5V
• Response time: 5µs
• Maximum supply current: 10.5mA
• Operating temperature range: -40°C ~ 125°C (TJ)
• Isolation rating: 3KVRMS
• Sensor type: Hall Effect, Differential
• Polarization: Bidirectional
• Number of channels: 1

Mechanical Parameters (Must Match Exactly):

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

Compliance & Status (Must Match Exactly):

• Manufacturer: Monolithic Power Systems Inc.
• Product status: Active
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity level: 1 (Unlimited)
• REACH status: REACH Unaffected
• Packaging format: Tape & Reel (TR)

The difference between MCS1806GS-5-05-P and MCS1806GS-5-05-Z is limited to the packaging suffix designation, which reflects different tape and reel configurations or distribution channels while maintaining identical component functionality and electrical performance.

Parameter Comparison

Engineering Selection Recommendations

Both MCS1806GS-5-05-P and MCS1806GS-5-05-Z are functionally equivalent components suitable for direct substitution in applications requiring isolated Hall-effect current sensing with ±5A measurement capability. Selection between these part numbers should be based on the following engineering and procurement criteria:

Product Status & Availability: Both parts maintain active production status with Monolithic Power Systems Inc., ensuring long-term supply chain stability and technical support availability. The MCS1806GS-5-05-Z currently has higher inventory availability (3302 units) compared to MCS1806GS-5-05-P (1407 units), which may influence procurement decisions for high-volume applications.

Compliance & Regulatory Alignment: Both parts are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for industrial and consumer electronics applications. Moisture sensitivity level 1 (unlimited) indicates no special storage or handling requirements, supporting standard warehouse and logistics operations.

Electrical Performance: Identical electrical specifications across all parameters ensure seamless functional replacement. The 400mV/A sensitivity, ±2.5% accuracy, and 5µs response time are maintained in both variants, supporting applications requiring precise current measurement in power management, motor control, and energy monitoring systems.

Mechanical & Packaging Compatibility: Both parts utilize the 8-SOIC surface mount package with identical 0.154" (3.90mm) width, ensuring direct PCB layout compatibility without design modifications. Tape & Reel packaging format supports automated assembly processes for both variants.

Selection Criteria:

• Use MCS1806GS-5-05-P when existing design documentation, qualification records, or supply agreements reference this specific part number.
• Use MCS1806GS-5-05-Z when higher inventory availability is required for expedited procurement or when supply chain analysis indicates superior lead time performance.
• Both parts are interchangeable at the circuit level without functional or performance degradation.

Frequently Asked Questions (FAQ)

Q: Can MCS1806GS-5-05-Z be used as a direct replacement for MCS1806GS-5-05-P in existing designs?

A: Yes. Both parts are electrically and mechanically identical. No circuit modifications, PCB layout changes, or firmware adjustments are required. The parts are pin-compatible and functionally equivalent across all specified parameters.

Q: What is the difference between the -P and -Z suffixes in these part numbers?

A: The suffix designates different tape and reel packaging configurations or distribution channels. Both variants contain identical semiconductor dies and deliver identical electrical performance. The suffix does not indicate functional differences.

Q: Are there any thermal or operating condition differences between these parts?

A: No. Both parts operate across the identical temperature range of -40°C to 125°C (junction temperature) and maintain the same thermal characteristics. Supply voltage requirements (4.5V ~ 5.5V) and maximum supply current (10.5mA) are identical.

Q: Can these parts be mixed in the same production batch?

A: Yes. Since both parts are functionally equivalent with identical electrical and mechanical specifications, they can be used interchangeably within the same assembly process. However, component traceability records should document which variant was used in specific units if required for quality or warranty purposes.

Q: What is the isolation rating, and does it differ between the two parts?

A: Both parts provide 3KVRMS galvanic isolation. This isolation rating is identical for MCS1806GS-5-05-P and MCS1806GS-5-05-Z, supporting applications requiring high-voltage isolation between the primary and secondary circuits.

Q: Are there any moisture sensitivity or storage requirement differences?

A: No. Both parts have moisture sensitivity level 1 (unlimited), indicating no special moisture control or dry storage requirements. Standard warehouse conditions are suitable for both variants.

Q: Which part should be selected for new design implementations?

A: Either part is suitable for new designs. Selection should be based on current inventory availability, supplier lead times, and procurement cost. Both parts are in active production with identical long-term availability expectations.

Q: Do these parts require different PCB footprints or assembly procedures?

A: No. Both parts use the 8-SOIC (0.154", 3.90mm width) package and require identical PCB footprints. Assembly procedures, reflow profiles, and handling requirements are identical.

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

A: Both parts support 100kHz frequency response with 5µs response time, enabling measurement of AC and DC currents with fast transient detection suitable for power conversion and motor control applications.

Q: Are both parts RoHS compliant?

A: Yes. Both MCS1806GS-5-05-P and MCS1806GS-5-05-Z are ROHS3 compliant and REACH unaffected, meeting current environmental regulations for electronics manufacturing and distribution.